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Secretion of the sex hormones starts at ...

Secretion of the sex hormones starts at the puberty stage.

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KUMAR PRAKASHAN-HOW DO ORGANISMS REPRODUCE?-OBJECTIVE QUESTIONS AND ANSWERS (State whether the following statements are true or false: )
  1. State True or False.Number of organisms increase rapidly through asexu...

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  2. Fragmentation is the simplest method of reproduction in unicellular an...

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  3. The information of protein synthesis is stored in DNA of a cell nucleu...

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  4. Variation is useful for the survival of species.

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  5. Budding is an asexual reproduction method observed only in animals.

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  6. Condom is a mechanical barrier.

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  7. In sexual reproduction, DNA content is doubled in zygote than the DNA ...

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  8. The pollen grains produced in stamen are male reproductive cells.

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  9. Secretion of the sex hormones starts at the puberty stage.

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  10. Fallopian tubes come out from the vas deferens.

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  11. In human, fertilisation occurs in vagina of female and embryo developm...

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  12. The ovaries contain thousands of immature eggs in newborn girl.

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  13. State True or False. Menstruation usually lasts for about two to eight...

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  14. State True or False.Prenatal sex determination is legal in our country...

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  15. The size of population is determined through birthrate and deathrate o...

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  16. Syphilis is a STD.

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  17. Copying of DNA is a part of cellular reproduction.

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  18. Plants such as banana, orange, rose and Jasmine that have lost the cap...

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  19. State True or FalseSelf-pollination is considered better than cross- p...

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  20. Reproduction by production of bud is a common in yeast, hydra and bryo...

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