0
question_answer1) Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion : Symbiosis is furnished by mycorrhiza. Reason : In mycorrhiza, symbiosis is established between fungus and alga. [AIIMS 1995]
question_answer2) Assertion : Fruticose are well branched leafy lichens. Reason : These lichens are upright and have pendulous organisation and are attached to substratum by a discoid structure. [AIIMS 1996]
question_answer3) Assertion : Aflatoxins are produced by Aspergillus flavus. Reason : These toxins are useful to mankind. [AIIMS 2000]
question_answer4) Assertion : Fungal hyphae form a tissue known as plectenchyma. Reason : In pseudoparenchyma, the hypha are loosely held together.
question_answer5) Assertion : In septate mycelium, the septa are complete partition walls between the cells. Reason : There is no cytoplasmic connections between adjacent cells.
question_answer6) Assertion : Protoplasmic continuity is maintained in perforated septum. Reason : Usually a small pore remains in the centre of the septum.
question_answer7) Assertion : Deuteromycetes lack sexual reproduction. Reason : Fungi show three type of reproduction asexual, sexual and vegetative.
question_answer8) Assertion : Dikaryophase occurs before plasmogamy and karyogamy. Reason : Dikaryons contains two nuclei.
question_answer9) Assertion : ?Fungi imperfecti? does not show alternation of generation. Reason : The diploid phase is present in only zygote.
question_answer10) Assertion : Albugo parasitizes several crucifers. Reason : The disease infects only leaves and stems.
question_answer11) Assertion : White rust is also called blister rust. Reason : Sporangial mass forms the blister patches.
question_answer12) Assertion : Rhizopus and Mucor are used in liquor industry. Reason : They cause fermentation.
question_answer13) Assertion : Chlamydospores are thick-walled. Reason : Thin-walled chlamydospores are called gemmae.
question_answer14) Assertion : Ascus mother cells are dikaryotic. Reason : Meiosis occur there without karyogamy.
question_answer15) Assertion : Morels and Truffles are edible fungi. Reason : Ascocarps are edible.
question_answer16) Assertion : Yeast show fermentation. Reason : They show anaerobic respiration only.
question_answer17) Assertion : Saccharomyces ellipsoidens is Baker?s yeast and Saccharomyces cerevisiae is Wine yeast. Reason : Yeast is used to make dry ice.
question_answer18) Assertion : Saccharomyces cerevisiae is used to make the bread soft and spongy. Reason : \[C{{O}_{2}}\] and alcohol evaporate during the process.
question_answer19) Assertion : Yeast are the best source of vitamin B complex. Reason : Ashbya gossypii is a filamentous yeast.
question_answer20) Assertion : Claviceps produces lysergic acid. Reason : It is carcinogenic.
question_answer21) Assertion : Mushrooms are called fairy rings. Reason : Mushroom consists of two parts-stipe and pileus.
question_answer22) Assertion : Basidiocarps are called fungus flowers. Reason : The beautiful fruit bodies are found in Basidiomycotina.
question_answer23) Assertion : The lichen is autotrophic in nature. Reason : One partner phycobiont photosynthesizes.
question_answer24) Assertion : Fruticose lichens have the simplest thallus. Reason : The thallus is attached only at the base by a flattened disc.
question_answer25) Assertion : The fungi are widespread in distribution and they even live on inside other plants and animals. Reason : Fungi are able to grow anywhere on land, water or on other organisms because they have a variety of pigments, including chlorophyll, carotenoids, fucooxanthin and phycoerythrin. [AIIMS 2005]
Please Wait you are being redirected....
You need to login to perform this action.You will be redirected in 3 sec
OTP has been sent to your mobile number and is valid for one hour
Your mobile number is verified.