Reproduction in Plants and Animals Model Question Paper

10th Standard EM

    Reg.No. :
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Science

Time : 02:00:00 Hrs
Total Marks : 50
    5 x 1 = 5
  1. The plant which propagates with the help of its leaves is ___________

    (a)

    Onion

    (b)

    Neem

    (c)

    Ginger

    (d)

    Bryophyllum

  2. What is true of gametes?

    (a)

    They are diploid

    (b)

    They give rise to gonads

    (c)

    They produce hormones

    (d)

    They are formed from gonads

  3. Estrogen is secreted by

    (a)

    Anterior pituitary

    (b)

    Primary follicle

    (c)

    Graffian follicle

    (d)

    Graffian follicle

  4. Which one of the following is an IUCD?

    (a)

    Copper – T

    (b)

    Oral pills

    (c)

    Diaphragm

    (d)

    Tubectomy

  5. Each stamen consists of a small bag like structure called_______

    (a)

    Anther

    (b)

    Filament

    (c)

    Pollengrain

    (d)

    Germpore

  6. 5 x 1 = 5
  7. The embryo sac in a typical dicot at the time of fertilization is___________

    ()

    7 celled

  8. After fertilization the ovary develops into ___________

    ()

    fruit

  9.   Fertilization is __________ in humans

    ()

    Internal

  10. Prolactin is a hormone produced by ___________

    ()

    pituitary gland

  11. The stalk of the stamen is called__________

    ()

    filament

  12. 5 x 1 = 5
  13. Fission

  14. (1)

    Yeast

  15. Budding

  16. (2)

    Attachment of zygote to endometrium

  17. Parturition

  18. (3)

    Attachment of zygote to endometrium

  19. Implantation

  20. (4)

    Amoeba

  21. First cleavage

  22. (5)

    30 hours

    6 x 2 = 12
  23. Name two organisms which reproduces through budding

  24. Mention the function of endosperm

  25. Name the hormone responsible for the vigorous contractions of the uterine muscles.

  26. What is the need for contraception ?

  27. What are bulbils?

  28. Draw a diagram to show spore formation in Rhizopus.

  29. 4 x 4 = 16
  30. Define triple fusion.

  31. What is colostrum? How is milk production hormonally regulated ?

  32. Identify the parts A, B, C and D

  33. Describe the structure of human sperm.

  34. 1 x 7 = 7
  35. What are the phases of menstrual cycle? Indicate the changes in the ovary and uterus.

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