Q. Sperm fertilizes the

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Q. Tobacco plant flowers only after exposure to

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Q. Average age of menupause for females is

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Q. If two generations during alternation of generation in plants are vegetatively similar it is referred to as

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Q. Special condition of rest which enables an embryo to survive long periods of unfavourable conditions is called

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Q. Once placenta is established, it starts secreting hormone

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Q. In females, production of egg is a

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Q. If two gametes uniting are different in size and structure, they are called

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Q. Despite tape worm being bisexual, cross fertilization is ensured to maintain

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Q. Meiosis is also known as

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Q. Red light promotes

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Q. Reduction of progesterone level stimulates pituitary gland to produce

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Q. In unfavourable environmental conditions, a seed may has to face

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Q. Blue light sensitive pigments found in plants are called

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Q. In human females, periodic reproductive cycle is completed in approximately

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Q. Budding is a method of asexual reproduction found in

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Q. Biological clock once stimulated produces a hormone for initiating flowering that is

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Q. Seminal fluid or semen provides

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Q. Key feature of identical twins is that

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Q. Spermatogonia are produced by repeated division by cells of

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