Q. Uterus opens into vagina through

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Q. Germinating pollen grain is a rich source of

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Q. Placenta passes out through vagina

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Q. Identical gametes are also known as

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Q. Vernalin hormone resembles

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Q. Secondary spermatocytes and spermatids are formed by meiotic division in

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Q. Vernalisation is induced by hormone

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Q. Twins which are produced asexually are

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Q. Multiple fission is a characteristic reproduction mechanism in

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Q. In absence of a male gamete in plants a diploid cell of ovule develops into a functional embryo through process of

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Q. Menstruation stage lasts for about

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Q. In plants, detection of either light or darkness is responsibility of

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Q. Internal lining of uterus wall is called

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Q. Light exerts its influence on living organisms through variations in day length called

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Q. End or complete stop of menstrual cycle is called

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Q. Clock in plant for measuring duration of darkness is provided by

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Q. Certain very precise environmental cues are required for

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Q. Amniotic sac is filled with fluid for

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Q. Follicle stimulating hormone (FSH) stimulates development of

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Q. Follicle cells after release of egg are modified to form a special structure called

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