question_answer 1)
A plant called plantless root is
A)
Arceuthobium done
clear
B)
Podostemon done
clear
C)
Rafflesia and Sapria done
clear
D)
All of these done
clear
View Solution play_arrow
question_answer 2)
Adventitious roots of Pistia are helpful in
A)
Vegetative reproduction done
clear
B)
Storing the food material done
clear
C)
Photosynthesis done
clear
D)
Balancing the plant done
clear
View Solution play_arrow
question_answer 3)
Roots of which plant are used for treating blood pressure
A)
Aconite done
clear
B)
Rauwolfia done
clear
C)
Sarasparilla done
clear
D)
Vinca done
clear
View Solution play_arrow
question_answer 4)
A deep feeder root system shows
A)
Racemose tap root system done
clear
B)
Cymose tap root system done
clear
C)
Adventitious root system done
clear
D)
None of these done
clear
View Solution play_arrow
question_answer 5)
Rhizobium lives symbiotically with root nodules and fixes atmospheric nitrogen. It gives nitrogenous compound to host and inturn takes food from host. This food taken by bacterium is
A)
Fats done
clear
B)
Proteins done
clear
C)
Carbohydrates done
clear
D)
Any of these done
clear
View Solution play_arrow
question_answer 6)
The layer which separates velamen (A spongy tissue in epiphytic roots of some orchids for absorption of atmospheric moisture) from cortex is called
A)
Epidermis done
clear
B)
Epiblema done
clear
C)
Exodermis done
clear
D)
Endodermis done
clear
View Solution play_arrow
question_answer 7)
Cladodes are common among [RPMT 1985; AMU 1999]
A)
Liliaceae/Asparagus and Ruscus done
clear
B)
Opuntia and Casurina done
clear
C)
Cactus done
clear
D)
Euphorbia done
clear
View Solution play_arrow
question_answer 8)
Brussel's Sprouts are
A)
Undeveloped inflorescence done
clear
B)
Floral buds done
clear
C)
Vegetative buds done
clear
D)
Fruits done
clear
View Solution play_arrow
question_answer 9)
Smallest cladode is reported in
A)
Lemna done
clear
B)
Azolla done
clear
C)
Wolffia done
clear
D)
Parkinsonia done
clear
View Solution play_arrow
question_answer 10)
A runner of water with one thick internode, found in aquatic rosette plants like Eichhorina (Water hyacinth) is called
A)
Stolon done
clear
B)
Offset done
clear
C)
Both correct done
clear
D)
Both wrong done
clear
View Solution play_arrow
question_answer 11)
Horizontal branched rhizome is called straggling rhizome. It can be monopodial or sympodial. Monopodial rhizome is found in
A)
Lotus (Nelumbo) done
clear
B)
Saccharum (Moonj) done
clear
C)
Allium sativum done
clear
D)
Both [a] and [b] correct done
clear
View Solution play_arrow
question_answer 12)
In potato tubers, reserve food is starch. It is stachyose in Stachys (Chinese artichoke) tubers. It Jerusalem artichoke (Helianthus tuberosus), the reserve food is in the form of fan shaped crystals composed of
A)
Starch done
clear
B)
Insulin done
clear
C)
Callose done
clear
D)
Inulin done
clear
View Solution play_arrow
question_answer 13)
The coloured part in Poinsettia (Euphorbia) is [MP PMT 1987]
A)
Perianth done
clear
B)
Petal done
clear
C)
Leaf done
clear
D)
Bract done
clear
View Solution play_arrow
question_answer 14)
Presence of ochreate stipules is a characteristic feature of the family [MP PMT 1986]
A)
Liliaceae done
clear
B)
Solanaceae done
clear
C)
Polygonaceae done
clear
D)
Moraceae done
clear
View Solution play_arrow
question_answer 15)
A mature angiosperm that bears only one leaf is
A)
Welwitschia done
clear
B)
Monophyllea done
clear
C)
Rafflesia done
clear
D)
Betula done
clear
View Solution play_arrow
question_answer 16)
Belt's corpuscles and leghaemoglobin is found in plants belonging to
A)
Papilionatae and calsalpinoideae respectively done
clear
B)
Caesalpinoideae and Mimosoideae respectively done
clear
C)
Mimosoideae and Papilionatae respectively done
clear
D)
Papilionatae alone done
clear
View Solution play_arrow
question_answer 17)
Time interval between the appearance of two successive leaves or pairs of leaves is termed
A)
Hypsophyll done
clear
B)
Plastochron done
clear
C)
Cataphylls done
clear
D)
Brachyblast done
clear
View Solution play_arrow
question_answer 18)
Vegina (Hypopodium = leaf base) is pulvinus in
A)
Grasses done
clear
B)
All legumes done
clear
C)
Some legumes done
clear
D)
Legumes and grasses done
clear
View Solution play_arrow
question_answer 19)
Divergent multicostate reticulate venation is found in leaves of
A)
Castor done
clear
B)
Luffa done
clear
C)
Cotton done
clear
D)
All of these done
clear
View Solution play_arrow
question_answer 20)
A plant in which whole leaf is changed into a pitcher but is not an insectivorous is
A)
Nepenthes done
clear
B)
Darlingtonia done
clear
C)
Sarracenia done
clear
D)
Dischidia done
clear
View Solution play_arrow
question_answer 21)
In Pinguicula (butterwort), leaves are large and fleshy and bear 2 types of glands. These are
A)
Stalked mucilage glands and sessile digestive glands done
clear
B)
Sessile mucilage and stalked digestive glands done
clear
C)
Unicellular mucilage and multicellular digestive glands done
clear
D)
Both mucilage and digestive glands are alike done
clear
View Solution play_arrow
question_answer 22)
In Acacia species, the first few leaves are pinnately compound. Then there are leaves with flattened petiole and fewer pinnae. The leaves of adult plant has parallel veined flattened petiole and no pinnae. It shows that [CPMT 1991]
A)
Leaves of adult plant are reduced to phyllodes while those of the seedling are unreduced done
clear
B)
The parallel-veined green structures of the adult plant are phylloclades done
clear
C)
The plant shows developmental heterophylly, compound in seedling and simple in adult plant done
clear
D)
The leaves of adult plant are unreduced while they are reduced in the seedling stage done
clear
View Solution play_arrow
question_answer 23)
An inflorescence in which flowers arise from different points but reach the same level is called as [JIPMER 1999]
A)
Catkin done
clear
B)
Corymb done
clear
C)
Umbel done
clear
D)
Spadix done
clear
View Solution play_arrow
question_answer 24)
Opening of flowers in the cymose inflorescence is [AMU 1999]
A)
Centrifugal done
clear
B)
Centripetal done
clear
C)
Acrepetal done
clear
D)
Basipetal done
clear
View Solution play_arrow
question_answer 25)
Infructescence is [AFMC 1994]
A)
Composite (multiple) fruit developed from condensed inflorescence done
clear
B)
Aggregate fruit developed from free carpels done
clear
C)
Fruit develop from inferior ovary done
clear
D)
Fruit develops from thalamus done
clear
View Solution play_arrow
question_answer 26)
Tetradynamous condition is related to [CPMT 1993]
A)
Androecium done
clear
B)
Inflorescence done
clear
C)
Perianth done
clear
D)
Gynoecium done
clear
View Solution play_arrow
question_answer 27)
An apocarpous flower is found in [CPMT 1976; BHU 1999; JIPMER 2000]
A)
Caesalpinnia done
clear
B)
Ranunculus done
clear
C)
Brassica done
clear
D)
Datura done
clear
View Solution play_arrow
question_answer 28)
Papilionaceous flower with large vexillum covering two wings and the wings covering the keel has corolla aestivation of [CPMT 1992]
A)
Descending imbricate done
clear
B)
Ascending imbricate done
clear
C)
Twisted done
clear
D)
Valvate done
clear
View Solution play_arrow
question_answer 29)
Diadelphous stamens occur in [CPMT 1994, 95, 98, 99; Pb. PMT 1997, 99]
A)
Gramineae done
clear
B)
Cucurbitaceae done
clear
C)
Papilionatae done
clear
D)
Malvaceae done
clear
View Solution play_arrow
question_answer 30)
Persistant calyx is characteristics of [RPMT 1985, 88, 89]
A)
Allium/Liliaceae done
clear
B)
Hibiscus/Malvaceae done
clear
C)
Dalbergia/Papilionatae done
clear
D)
Solanum/Solanaceae done
clear
View Solution play_arrow
question_answer 31)
Vexillum, alea and keel are [CPMT 1987, 1989]
A)
Androecium done
clear
B)
Gynoecium done
clear
C)
Corolla done
clear
D)
Calyx done
clear
View Solution play_arrow
question_answer 32)
Hair present on the cob of corn are [CBSE PMT 2000]
A)
Seed hairs done
clear
B)
Modified hairs of bracts done
clear
C)
Styles done
clear
D)
Stigmas and styles done
clear
View Solution play_arrow
question_answer 33)
Feathery (hairy) style is persistant in [AFMC 1991]
A)
Solanum done
clear
B)
Clematis done
clear
C)
Helianthus done
clear
D)
Hibiscus done
clear
View Solution play_arrow
question_answer 34)
Basifixed monothecous anthers (OR) anthers with two microsporangia is characteristics of [RPMT 1984, 88, 89, 95; CPMT 1987]
A)
Leguminosae/Pea done
clear
B)
Malvaceae/Cotton done
clear
C)
Solanaceae/Tomato done
clear
D)
Liliaceae/Onion done
clear
View Solution play_arrow
question_answer 35)
Zygomorphy in Cassia flower is due to
A)
Calyx done
clear
B)
Corolla done
clear
C)
Staminodes done
clear
D)
Placentation done
clear
View Solution play_arrow
question_answer 36)
Stylopodium is present in [RPMT 1991]
A)
Mustard done
clear
B)
Petunia done
clear
C)
Coriander done
clear
D)
Pea done
clear
View Solution play_arrow
question_answer 37)
The side of a flower facing the mother axis is called [RPMT 1992]
A)
Anterior side done
clear
B)
Posterior side done
clear
C)
Dorsal side done
clear
D)
Ventral side done
clear
View Solution play_arrow
question_answer 38)
Pollinia are sac like structures
A)
Which secrete yellow substance called pollenkit material done
clear
B)
In which pollen grains are present in mass done
clear
C)
In which anther lobes are present done
clear
D)
Which are found in megasporangia done
clear
View Solution play_arrow
question_answer 39)
A gamopetalous funnel like corolla is called
A)
Campanulate done
clear
B)
Bilabiate done
clear
C)
Infundibuliform done
clear
D)
Caryophyllaceous done
clear
View Solution play_arrow
question_answer 40)
Persistent calyx forms a dry bladder like structure enclosing edible berry in [BHU 1987]
A)
Physalis done
clear
B)
Nicotiana done
clear
C)
Capsicum done
clear
D)
Solanum done
clear
View Solution play_arrow
question_answer 41)
Bisexual flowers which never open, demonstrate [MP PMT 2004]
A)
Cleistogamy done
clear
B)
Allogamy done
clear
C)
Autogamy done
clear
D)
None of these done
clear
View Solution play_arrow
question_answer 42)
The embryonic axis of the seed is the [CMC Vellore 1994]
A)
Plumule done
clear
B)
Tigellum done
clear
C)
Radicle done
clear
D)
Coleoptile done
clear
View Solution play_arrow
question_answer 43)
Which of the following is a non-endospermic monocot seed [Bihar MDAT 1991]
A)
Plumbago done
clear
B)
Castor done
clear
C)
Linseed done
clear
D)
Alisma done
clear
View Solution play_arrow
question_answer 44)
Coleorrhiza is a cap like covering over [AMU 1997]
A)
Plumule in a dicot done
clear
B)
The radicle in a monocot done
clear
C)
Radicle in dicot done
clear
D)
Plumule in a monocot done
clear
View Solution play_arrow
question_answer 45)
Fruit of custard apple is [AFMC 2004]
A)
Etaerio of berries done
clear
B)
Etaerio of follicles done
clear
C)
Etaerios of achenes done
clear
D)
Ethaerio of drups done
clear
View Solution play_arrow
question_answer 46)
Dust seeds, flattened fruits, balloon fruits are ideal for the
A)
Autochory done
clear
B)
Anemochory done
clear
C)
Hydrochory done
clear
D)
Zoochory done
clear
View Solution play_arrow
question_answer 47)
In hydrochory small fruits and seeds are carried over the surface of water through
A)
Surface tension done
clear
B)
Light weight of fruits done
clear
C)
Buoyancy mechanism done
clear
D)
None of these done
clear
View Solution play_arrow
question_answer 48)
The fruit of Apricot undergoes dispersal by
A)
Compensated zoochory done
clear
B)
By man done
clear
C)
Forced zoochory done
clear
D)
By wind done
clear
View Solution play_arrow
question_answer 49)
Parachute mechanism of fruit dispersal as found in compositae is due to structure named
A)
Bract done
clear
B)
Pappus done
clear
C)
Coma done
clear
D)
Barbs done
clear
View Solution play_arrow
question_answer 50)
The condition of stamens in Cruciferae family is correctly expressed as [CPMT 1997]
A)
A6 done
clear
B)
A2+4 done
clear
C)
A4+2 done
clear
D)
All of these done
clear
View Solution play_arrow
question_answer 51)
The floral formula for Malvaceae is [RPMT 1991, 97]
A)
B)
Å Epi(3?7) K(5) C5 A5 \[\underline{{{G}_{(5)}}}\] done
clear
C)
Å Epi(3-7) K(5) C5 A(¥) \[\underline{{{G}_{(5)}}}\] done
clear
D)
Å Epi(3-7) K(5) C(5) A(¥) \[\underline{{{G}_{(3-\infty )}}}\] done
clear
View Solution play_arrow
question_answer 52)
A monocot showing reticulate venation is [APMEE 1995]
A)
Bombusa done
clear
B)
Smilax done
clear
C)
Callophyllum done
clear
D)
Ginkgo done
clear
View Solution play_arrow
question_answer 53)
Chief features of family Brassicaceae/Cruciferae is presence of [APMEE 1994; BHU 2002]
A)
Latex done
clear
B)
Pectin done
clear
C)
Alkaloids done
clear
D)
Myrosin enzyme done
clear
View Solution play_arrow
question_answer 54)
Choose the correct description depicted by floral diagram
[KCET 2002]
A)
United valvate sepals, free twisted petals, free stamens, unilocular ovary with marginal placenta done
clear
B)
United valvate sepale, free imbricate petals, free stamens, unilocular ovary with axile placenta done
clear
C)
United valvate sepals, free imbricate petals, epipetalous stamens, unilocular ovary with marginal placenta done
clear
D)
United valvate sepals, free imbricate petals, free stamens, unilocular ovary with marginal placentation done
clear
View Solution play_arrow
question_answer 55)
Tricarpellary axile placentation is characteristic of [DPMT 1978, 87]
A)
Solanaceae done
clear
B)
Malvaceae done
clear
C)
Liliaceae done
clear
D)
Cruciferae done
clear
View Solution play_arrow
question_answer 56)
Bicarpellary syncarpous gynoecium, parietal placentation, tetradynamous stamens and siliqua fruit are characteristic features of family [AIIMS 1984; CPMT 1984, 98; DPMT 1986; MP PMT 1986; CBSE PMT 1992; APMEE 1993; RPMT 1994, 95]
A)
Cucurbitaceae done
clear
B)
Cruciferae done
clear
C)
Compositae done
clear
D)
Solanaceae done
clear
View Solution play_arrow
question_answer 57)
Both from phyllogenetic and ontogenetic point of view, which tissue is regarded as most primitive
A)
Parenchyma done
clear
B)
Sclerenchyma done
clear
C)
Collenchyma done
clear
D)
Sclereids done
clear
View Solution play_arrow
question_answer 58)
In woody dicotyledons, the arrangement of vessels is either diffuse porous or ring porous. Based on the these data, which one of the following statements is correct ? [BHU 1994]
A)
Ring porous vessels are specialised and are used for conducting more water for a shorter period only, when tyloses occur early in the vessels done
clear
B)
Although diffuse porous vessels are not so specialized as ring porous vessels, they conduct more water at all periods and through new xylem vessels added gradually during development done
clear
C)
Diffuse porous vessels carry more water and also faster because of a greater number of small vessels having greater capillary force done
clear
D)
Ring porous vessels conduct more water as they are formed early during development, when the need for water is great done
clear
View Solution play_arrow
question_answer 59)
The quiescent centre in root meristem serves as a [AIIMS 2003]
A)
Site for storage of food, which is utilized during maturation done
clear
B)
Reservoir of growth hormones done
clear
C)
Reserve for replenishment of damaged cells of the meristem done
clear
D)
Region for absorption of water done
clear
View Solution play_arrow
question_answer 60)
For a successful graft, the adhesion between stock and scion is a must. Which one of the following is the earliest event towards a good graft [CBSE PMT 1990]
A)
Production of plasmodesmata in the cells at the interface of stock and scion done
clear
B)
Coordinated differentiation of vascular tissue between the stock and scion done
clear
C)
Regeneration of cortex and epidermis over the union of stock and scion done
clear
D)
Production of callus tissue between the cells of stock and scion done
clear
View Solution play_arrow
question_answer 61)
If there is more than one tunica layer in a stem apex, which among the following is most likely to happen [AIIMS 1985; EAMCET 1985]
A)
All the layers will develop into epidermal cells done
clear
B)
Only the outer layer will develop into epidermal cells done
clear
C)
All the layers will develop into cortex done
clear
D)
Inner layer develops into cortex done
clear
View Solution play_arrow
question_answer 62)
Trees may be damaged by animals which rub against them, wearing away a strip of bark right around the tree trunk and exposing the xylem. The tree will then
A)
Die quickly, because the leaves are deprived of food and water done
clear
B)
Die quickly, because fungi enter the trunk through the wounds done
clear
C)
Continue to grow, because bark always regrows to cover a wound done
clear
D)
Die slowly, because the roots cannot replenish their food reserves done
clear
View Solution play_arrow
question_answer 63)
Considering the root apex of monocotyledons, there are three groups of initials
A)
The terminal ones form the dermatogen and the cap, the median forms the periblem and the innermost ones form the plerome done
clear
B)
The terminal ones form the cap, the median ones form the dermatogen and the innermost ones form the periblem and plerome done
clear
C)
The terminal ones form the cap, the median ones form the dermatogen and periblem and the innermost ones form the plerome done
clear
D)
The terminal ones form the cap and the dermatogen, the median ones are non- functional and the innermost ones form the periblem and plerome done
clear
View Solution play_arrow
question_answer 64)
Apical growth of the lower vascular plants takes place by an apical cell. This cell is generally pyramidal. Though four-sided in shape, it is often referred to as three-sided cell because
A)
In a L.S. it appears as three-sided cell done
clear
B)
In a T.S. it appears as three-sided cell done
clear
C)
Earlier it was wrongly stated as three-sided cell and the terminology continued done
clear
D)
It form new cells only from three sides done
clear
View Solution play_arrow
question_answer 65)
Trees at sea do not have annual rings because [BHU 1992]
A)
Soil is sandy done
clear
B)
There is climatic variation done
clear
C)
There is no marked climatic variation done
clear
D)
There is enough moisture in the atmosphere done
clear
View Solution play_arrow
question_answer 66)
When secondary growth in thickness is initiated in a dicot root, which of the following happens first
A)
Anticlinal divisions take place so that the cambium becomes circular done
clear
B)
Cambial initial between xylem and phloem divide done
clear
C)
Parenchymatous cells between xylem and phloem become meristematic done
clear
D)
?Pericycle strands? outside the primary xylem divide done
clear
View Solution play_arrow
question_answer 67)
A hundred year old tree which shows well marked annual rings in its trunk will have
A)
An irregular number of annual rings which may increase or decrease all along the length of the stem done
clear
B)
More than hundred annual rings at the base and only about 50 rings at the apex done
clear
C)
Only about a hundred annual rings at the base and an uniformly decreasing number of annual rings towards the apex done
clear
D)
The same number of annual rings from the base of its trunk to its apex done
clear
View Solution play_arrow
question_answer 68)
A nail is driven into the trunk of a 30 year old tree at a point 1 meter above the soil level. The tree grows in height at the rate of 0.5 meters a year. After three years, the nail will be [Kerala PMT 2004]
A)
1 meter above the soil done
clear
B)
1.5 meter above the soil done
clear
C)
2 meters above the soil done
clear
D)
2.5 meters above the soil done
clear
View Solution play_arrow
question_answer 69)
A timber merchant told to the customer that log of wood he is purchasing belongs to 20 years old tree. He did so by
A)
Measuring wood log done
clear
B)
Counting annual rings done
clear
C)
Counting cork layers done
clear
D)
Measuring breadth of wood done
clear
View Solution play_arrow
question_answer 70)
In a transverse section of a dicot root
A)
The protoxylem vessels are present towards the periphery and metaxylem vessels are present towards the centre done
clear
B)
The protoxylem vessels are present towards the centre and metaxylem vessels are present towards the periphery done
clear
C)
Both protoxylem and metaxylem vessels are present towards the centre done
clear
D)
Both protoxylem and metaxylem vessels are present towards the periphery done
clear
View Solution play_arrow
question_answer 71)
Grafting is not possible in monocots because they [CPMT 1973, 75, 79, 81, 83; AMU 1989; BHU 1991, 95; MP PMT 1996]
A)
Have scattered vascular bundles done
clear
B)
Have parallel venation done
clear
C)
Are herbaceous done
clear
D)
Lack cambium done
clear
View Solution play_arrow
question_answer 72)
The function of bulliform cells is to
A)
Absorb water on the leaf epidermis done
clear
B)
Contain various enzymes for photosynthesis done
clear
C)
Reduce the rate of transpiration done
clear
D)
Support the epidermal cells where they are present done
clear
View Solution play_arrow
question_answer 73)
Why velamen is not a hypodermal tissue ? Because
A)
It does not originate from dermatogen done
clear
B)
It originates from dermatogen done
clear
C)
It originates from ground meristem done
clear
D)
It originates from pleurome done
clear
View Solution play_arrow
question_answer 74)
Which one of the following has least influence on cell elongation in a meristem
A)
Enzyme activity in the synthesis of new cellulose done
clear
B)
The availability of water to the tissue done
clear
C)
The water potential (diffusion pressure deficit) of the cell sap done
clear
D)
The synthesis of new DNA in the nucleus done
clear
View Solution play_arrow
question_answer 75)
Root cap is a specialized protective structure found on the tips of the terrestrial vascular plants only. The cells of this root cap are
A)
Simple and usually forms a homogenous parenchymatous tissue of short-lived cells done
clear
B)
Simple and usually forms a homogenous collenchymatous tissue done
clear
C)
Complex and consists of outer collenchyma and inner sclerenchyma done
clear
D)
Complex and consists of outer suberised cells and inner parenchyma done
clear
View Solution play_arrow
question_answer 76)
On the basis of plane of division, the growth forms of meristems have been distinguished as
A)
Mass, plate and rib meristems done
clear
B)
Outer, middle and inner meristems done
clear
C)
Peripheral and inner meristem done
clear
D)
Periclinal, anticlinal and radial meristem done
clear
View Solution play_arrow
question_answer 77)
The organisation of the shoot apex into tunica and corpus is determined largely on the basis of [JIPMER 1994]
A)
Rate of shoot tip growth done
clear
B)
Rate of cell division done
clear
C)
Planes of cell division done
clear
D)
Regions of meristematic activity done
clear
View Solution play_arrow
question_answer 78)
In dicotyledonous angiosperms, the dermatogen originate from
A)
Terminal group of initial done
clear
B)
The middle group of initial done
clear
C)
Both the terminal and middle initial done
clear
D)
The periblem during later development done
clear
View Solution play_arrow
question_answer 79)
Thick-walled and lignified with simple pits in walls and non-prosenchymatous cells without living protoplasm usually isodiametric or irregular in shape are [AMU 1990]
A)
Parenchyma done
clear
B)
Collenchyma done
clear
C)
Fibres done
clear
D)
Sclereids done
clear
View Solution play_arrow
question_answer 80)
Wilting of plants takes place when one of the following takes place [CPMT 1991]
A)
If few roots are damaged done
clear
B)
Light is cut to 50% done
clear
C)
Xylem is blocked done
clear
D)
Phloem is blocked done
clear
View Solution play_arrow
question_answer 81)
Mature wood stem has a peripheral water proof tissue with opening in the form of scars on its surface. They are [JIPMER 1994]
A)
Epidermal cells done
clear
B)
Guard cells done
clear
C)
Lenticels done
clear
D)
Stomata done
clear
View Solution play_arrow
question_answer 82)
Frog has [MP PMT 1990; AFMC 1991]
A)
4 fingers in hand and 5 toes in foot done
clear
B)
5 fingers in hand and 5 toes in foot done
clear
C)
5 fingers in hand and 4 toes in foot done
clear
D)
6 fingers in hand and 5 toes in foot done
clear
View Solution play_arrow
question_answer 83)
Layer of actively dividing cells in skin of frog is termed as stratum [CBSE PMT 1993]
A)
Malpighi done
clear
B)
Corneum done
clear
C)
Compactum done
clear
D)
Spongiosum done
clear
View Solution play_arrow
question_answer 84)
When a frog is transferred from 20°C to 30°C, its body temperature [CPMT 1982]
A)
Falls to 15°C done
clear
B)
Rises to 30°C done
clear
C)
Falls to 12°C done
clear
D)
Remain unchanged done
clear
View Solution play_arrow
question_answer 85)
Which of the following statement is true with reference to teeth in frog
A)
The lower jaw is toothless done
clear
B)
The upper jaw is toothless done
clear
C)
Both lower and upper jaws are toothless done
clear
D)
Both lower and upper jaws are toothed done
clear
View Solution play_arrow
question_answer 86)
Which of the following parts is not a part of the small intestine of frog
A)
Ileum done
clear
B)
Jejunum done
clear
C)
Duodenum done
clear
D)
None of these done
clear
View Solution play_arrow
question_answer 87)
In frog, pancreas produces [CBSE PMT 1991]
A)
Two digestive enzymes, one hormone done
clear
B)
Three digestive enzymes, one hormone done
clear
C)
Three digestive enzymes, two hormones done
clear
D)
Three digestive enzymes, three hormones done
clear
View Solution play_arrow
question_answer 88)
Stomach of frog does not have
A)
Fundic part done
clear
B)
Cardiac part done
clear
C)
Pyloric part done
clear
D)
All of these done
clear
View Solution play_arrow
question_answer 89)
Contraction of sternohyal muscles during breathing in frog [CBSE PMT 1992]
A)
Closes glottis done
clear
B)
Opens the nostrils done
clear
C)
Raises floor of oral cavity done
clear
D)
Lowers floor of oral cavity done
clear
View Solution play_arrow
question_answer 90)
Pylangium in frog is found in [CBSE PMT 1990] []
A)
Atrium done
clear
B)
Ventricle done
clear
C)
Sinus venosus done
clear
D)
Conus arteriosus done
clear
View Solution play_arrow
question_answer 91)
A spiral valve is present in
A)
Sinus venosus of frog's heart done
clear
B)
Fight auricle of rabbit's heart done
clear
C)
Pylangium of the conus arteiosus of frog's heart done
clear
D)
Synangium of the conus arteriosus of frog's heart done
clear
View Solution play_arrow
question_answer 92)
Three chambered heart of frog is not as efficient as four-chambered human heart because [EAMCET 1999]
A)
Heart muscles are not strong done
clear
B)
It does not hold enough blood done
clear
C)
Ventricle does not pump blood properly done
clear
D)
Oxygenated and deoxygenated blood mix up done
clear
View Solution play_arrow
question_answer 93)
Velocity of conduction of nerve impulse in frog is [CBSE PMT 1991, 93]
A)
Faster than sound done
clear
B)
30 metre per second done
clear
C)
300 metre per second done
clear
D)
None of these done
clear
View Solution play_arrow
question_answer 94)
Which one these are never present in frog?s ovary [CBSE PMT 1989]
A)
Oogonia done
clear
B)
Corpus luteum done
clear
C)
Ovarian follicles done
clear
D)
Germinal epithelium done
clear
View Solution play_arrow
question_answer 95)
Which of the following of frog is used as a food
A)
Legs done
clear
B)
Liver done
clear
C)
Spleen done
clear
D)
Bone marrow done
clear
View Solution play_arrow
question_answer 96)
The average body temperature of a rat is
A)
96.0°F done
clear
B)
95.2°F done
clear
C)
98.6°F done
clear
D)
99.8°F done
clear
View Solution play_arrow
question_answer 97)
On feeding habit, rat can be termed
A)
Carnivorous done
clear
B)
Herbivorous done
clear
C)
Omnivorous done
clear
D)
Insectivorous done
clear
View Solution play_arrow
question_answer 98)
There is no gall bladder in
A)
Rat done
clear
B)
Horse done
clear
C)
Whale done
clear
D)
All of these done
clear
View Solution play_arrow
question_answer 99)
Number of lobes in right and left lungs of rat are
A)
One, three done
clear
B)
Three, one done
clear
C)
Two, three done
clear
D)
Three, two done
clear
View Solution play_arrow