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Consider the following sentences a- Prod...

Consider the following sentences a- Production of sperms start from the age 13 in males. B - Production of ova starts at the same age in females.

A

13 or 14 years

B

14 ór 15 years

C

15 or 16 years

D

12 or 13 years

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NCERT TELUGU-REPRODUCTION-MEDICINE ORIENTED MATERIAL
  1. Consider the following sentences a- Production of sperms start from th...

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  2. Which of the following cells secrete enzymes that dissolve the nucleus...

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  3. Read the given paragraph and answer the questions given below. In case...

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  4. The phenomenon of pollen tube entering the ovule laterally through int...

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  5. Read the lines, find the error and rewrite it. One of the two sperm...

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  6. Which one of the following produces both enzymes and hormones?

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  7. Compound pollens held together in small units called-

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  8. Name the component cells of the "egg apparatus" in an embryo sac.

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  9. The fibrous thickenings of endothecium are in the form of -

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  10. The phenomenon of polyphony is associated with layer of the anther-

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  11. which one of the following seeds does not have endosperm? Maize Rice ...

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  12. Wind pollinated flowers are

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  13. Endosperm of angiosperms is different from that of gymnosperms because

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  14. Filiform apparatus is a characteristic feature of

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  15. Caruncle is formed by-

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  16. Nursing tissue of ovule is-

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  17. What happens during fertilization in human after many sperms reach clo...

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  18. Acrosome of sperm is derived from

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  19. The 'clitoris' is located in urethral opening at the

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  20. Graffian follicles are present in

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  21. In the figure of mammalian spermatozoan, identify the different parts ...

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