Which of the following best defines a mineral and a rock?
A)
In a mineral the constituent atoms are bonded in a regular, repetitive, internal structure; a rock is a lithified or consolidated aggregate of different mineral grains
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B)
A mineral is a lithified or consolidated aggregate of rocks
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C)
In a mineral, the atoms are randomly bonded without any geometric pattern
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D)
A mineral is a consolidated aggregate of different rock particles
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E)
None of these
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Who discovered neutron?
A)
J.J. Thomson
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B)
Goldestein
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C)
James Chadwick
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D)
Rutherford
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E)
None of these
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Breaking down of a compound into simplerform by passing electric current is called:
A)
Decomposition
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B)
Cracking
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C)
Electrolysis
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D)
Catenation
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E)
None of these
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Identify the cell given in the figure below:
A)
Rat cell
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B)
Onion peels
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C)
Cockroach cell
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D)
Plant cell
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E)
None of these
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Which one of the following forms virtual images?
A)
Concave mirror
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B)
Convex lens
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C)
Concave lens
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D)
All of these
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E)
None of these
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The device which is used to measure the potential difference across the two points is called:
A)
Voltmeter
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B)
Ammeter
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C)
Galvanometer
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D)
Altimeter
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E)
None of these
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Which one among the following is the natural magnetic material?
A)
Uranium
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B)
Platinum
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C)
Polonium
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D)
Loadstone
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E)
None of these
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Which disease is caused by the virus poliomyelitus?
A)
Polio
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B)
Chickenpox
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C)
Malaria
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D)
Rabies
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E)
None of these
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Europa is the natural sattelite of which planets?
A)
Jupiter
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B)
Mars
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C)
Saturn
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D)
Plutu
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E)
None of these
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Large scale cultivation of vegetables, fruits and flower plants is called:
A)
Agriculture
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B)
Farming
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C)
Horticulture
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D)
Crop Farming
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E)
None of these
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Which of the following statements is true? Statement 1: Water logging do not permits proper aeration of the seeds Statement 2: Water logging increases the fertility of the soil.
A)
Statement 1 and 2 both are correct
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B)
Statement 1 is correct and 2 is incorrect
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C)
Statement 1 is incorrect and 2 is correct
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D)
Statement 1 and 2 both are incorrect
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E)
None of these
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The name of the instrument given below in the figure is:
A)
Broadcaster
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B)
Seed drill
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C)
Harrow
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D)
Harvester
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E)
None of these
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The process of injecting stored semen of a healthy selected male animals into the uterus of the female animal through its genital tract during the high fertility period is called:
A)
Matting
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B)
Breeding
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C)
Fertilisation
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D)
Artificial Insemination
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E)
None of these
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Name the algae shown in the figure given below.
A)
Nostoc
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B)
Anabaena
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C)
Spirogyra
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D)
Fucus
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E)
None of these
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A marble is thrown on the surface and it stops after travelling some distance. The external force which stops the moving marble is called:
A)
Mechanical force
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B)
Frictional force
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C)
Air resistance
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D)
Rough surface
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E)
None of these
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Which one of the following produces transverse wave?
A)
Electric bulb
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B)
Radio
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C)
Microphone
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D)
Mobile
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E)
None of these
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In the figure given below, where the image is formed?
A)
At infinity
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B)
Beyond C
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C)
At C
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D)
Between G and F
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E)
None of these
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The non leguminous plant which helps in nitrogen fixation is:
A)
Pea
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B)
Paddy
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C)
Ginkgo
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D)
Wheat
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E)
None of these
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Metals react with acid to form metal salts with the evolution of gas that burns with pop sound. Name the gas evolved in this process.
A)
Carbon
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B)
Oxygen
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C)
Hydrogen
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D)
Nitrogen
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E)
None of these
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Which one of the following cell organelles has its own DNA?
A)
Mitochondria
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B)
Vacuoles
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C)
Golgi bodies
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D)
Lysosomes
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E)
None of these
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Which one of the following is the female sex hormones?
A)
Insulin
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B)
Adrenaline
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C)
Estrogen
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D)
Thyroxine
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E)
None of these
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Which crop is shown in the figure given below?
A)
Wheat
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B)
Gram
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C)
Bajra
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D)
Paddy
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E)
None of these
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Which one of the following organism is shown in the figure given below?
A)
Virus
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B)
Bacteria
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C)
Protozoa
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D)
Entamoeba
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E)
None of these
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Identify the missing term in the sequence given below: CELL \[\to \] __?__\[\to \] ORGANS\[\to \]ORGAN SYSTEM\[\to \]ORGANISM
A)
Tissue
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B)
Cytoplasm
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C)
Cell wall
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D)
Nucleus
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E)
None of these
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A force of 100 N is applied across the rectangular surface of length 200 cm and width 100 cm. The pressure applied by this force on the surfaces is7
A)
\[50N/{{m}^{2}}\]
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B)
\[55N/{{m}^{2}}\]
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C)
\[45N/{{m}^{2}}\]
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D)
\[35N/{{m}^{2}}\]
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E)
None of these
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Which of the following statement is true? Statement A: The pure fibers blended with natural fibres called mixed fibers. Statement B: The pure fibers blended with viscose called mixed fibers.
A)
Statement A is correct
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B)
Statement B is correct
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C)
Statement A and B both are correct
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D)
Neither statement A nor statement B is correct
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E)
None of these
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Which one of the following is a noble element?
A)
Sodium
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B)
Calcium
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C)
Uranium
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D)
Argon
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E)
None of these
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Which of the following statement is true? Statement A: Ornamental plants are called food crops. Statement B: Ornamental plants are called horticulture crops.
A)
Statement A is correct
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B)
Statement B is correct
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C)
Statement A and B both are correct
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D)
Neither statement A nor statement B is correct
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E)
None of these
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Match the following:
1. Pitchblende [A] \[Th{{O}_{2}}\] 2. Litharge [B] \[{{U}_{3}}{{O}_{8}}\] 3. Cerussite [C] \[PbO\] 4. Monazite [D] \[PbC{{O}_{3}}\]
A)
1-B, 2-C, 3-D, 4-A
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B)
1-D, 2-C, 3-A, 4-B
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C)
1-C, 2-B, 3-D, 4-A
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D)
1-B, 2-C, 3-A, 4-D
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E)
None of these
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What do you mean by pleochroism?
A)
The phenomenon of displaying more than one colors by metals is called pleochroism
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B)
The phenomenon of displaying one color by metals is called pleochroism
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C)
The phenomenon of displaying seven colorsby metals is called pleochrois
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D)
All of these
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E)
None of these
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Match the following:
1. Star [A] Moon 2. Shooting star [B] Orion 3. Natural satellite [C] Sun 4. Constellation [D] Meteors
A)
1-C, 2-D, 3-B, 4-A
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B)
1-C, 2-A, 3-D, 4-B
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C)
1-D, 2-C, 3-B, 4-A
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D)
1-C, 2-D, 3-A, 4-B
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E)
None of these
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Bravo and Ronald live in the adjacent rooms separated by a wall. There are few holes on the wall through which light can pass. If the light of one room is switched on and the other is switched off then one can easily see inside of the other room through the hole. But, if the light of both room are switched on simultaneously it appears dark at the hole. Thus we can say that if the two light of equal wavelength are superimposed, it produces:
A)
Light band
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B)
Dark band
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C)
Red light
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D)
Blue light
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E)
None of these
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The sound from the surrounding entering into our ear are collected by pinna. The sound which enters into our ear is not of high amplitude. They are amplified inside our ear. The part of the ear which does this work is:
A)
Ear Drum
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B)
Hammer, Anvil and Stirrup
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C)
Ear Canal
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D)
Cochlea
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E)
None of these
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In which one of the following case, the pressure exerted will be maximum?
A)
Air in Balloon
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B)
Water in bucket
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C)
Statue
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D)
Bread
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E)
None of these
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Identify the asteroid from the followings:
A)
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B)
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C)
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D)
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E)
None of these
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A train at rest tendsto move from the platform and it attains a velocity of 100 km/h within a few second. While trying to come in motion it has to overcome the frictional force; that frictional force is called
A)
Static friction
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B)
Rolling friction
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C)
Sliding friction
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D)
Kinetic friction
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E)
None of these
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Henery plants some seedlings of same flowering plants in the garden. When the flowers start blooming in these plants, they are of different colours. Henery cannot understand the reason for the different colours of flowers. Which cell organelle is responsible for this?
A)
Nucleus
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B)
Plastid
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C)
Cytoplasm
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D)
Cell wall
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E)
None of these
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There are different methods of asexual reproductions. Which one of the following organisms given below reproduce by binary fission?
A)
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B)
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C)
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D)
All of these
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E)
None of these
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Weeds are the useless plants that grow with the crops and share the water, nutrient and Sunlight with the crops. Hence, it hinders the growth and development of the crops, and reduce the productions of the crops. Form the given figure identify the weeds.
A)
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B)
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C)
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D)
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E)
None of these
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Different microorganisms reproduces by different methods. Identify the method of reproduction in the microorganism given below in the figure:
A)
Endospore in bacteria
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B)
Fission in amoeba
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C)
Spore formation in fungus
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D)
Cell division in virus
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E)
None of these
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