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More Biology Questions
What is the causal organism of the disease 'fire blight of apple'?
Match List-I (Kinds of aperture) with List-II (Characteristic features) and select the correct answer: List-I List-II a. Sulcus 1. A round aperture if present in small numbers pori are found in the equatorial region b. Colpa 2. A longitudinal furrow is found to the distal half of the pollen grain, crossing the pollar axis at right angles c. Ruga 3. A meridional furrow crossing the equator at right angles and directed at each end to the polls of the pollen grain d. Porus 4. A furrow is found irregularly on the grain surface
Generally a plant community is determined by
In Hardy-Weinberg formula P2 represents frequency of_____________?
All ephemeral herbs which blossom suddenly after a shower belong to which of the following categories?