Plant Anatomy And Physiology - Study Mode
[#206] In case of severe infection of blast disease of rice, the plants wither at the
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(D) Seedling stage
[#207] The portion of the earth in which ecosystems operate is called the
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(B) Biosphere
[#208] The megaspore mother cell nucleus after dividing meiotically forms four haploid megaspores which are arranged in a linear tetrad, of which the lower most megaspore is functional in case of
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(A) Polygonum type
[#209] Which of the following methods is based on the act that tissue will not gain or lose water to the atmosphere when the vapour pressure of air corresponds to the water potential of the tissue?
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(A) Vapor Pressure Method
[#210] Assertion (A) The lenticel is meant for gaseous exchange. Reason (R) Lenticel checks excessive evaporation of water.
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(B) Both A and R are true, but R is not the correct explanation of A