SAT - Science - Biology - Reproduction

Question - 1

If a organism reproduces asexually; its offspring will most likely to be

  • A Genetically identical to the parent
  • B Genetically different from each other
  • C Produced as a result of fertilization
  • D Produced from specialized cells known as gametes

Question - 2

Whatis Cross-pollination?

  • A Transfer of pollen from the anther to the carpel of the same plant
  • B Transfer of pollen from the anther of one plant to the carpel of another plant of different species
  • C The transfer of pollen from the anther of one plant to the carpel of another plant of the same species
  • D The transfer of pollen from the carpel of one plant to the anther of another plant of the same species

Question - 3

How does internal fertilization make reproduction more efficient?

  • A Fewer eggs are needed because they are fertilized by fewer sperm
  • B Fewer eggs are needed because they develop sheltered in the mother's body
  • C More eggs are produced in the protected environment and increase the chance of fertilization
  • D Eggs are more often fertilized because the sperm concentrate in the same area inside the mother

Question - 4

What marks the beginning of a female's menstrual cycle?

  • A Follicle development
  • B Ovulation
  • C First day of menstrual flow
  • D Last day of menstrual flow

Question - 5

Which one is not associated with gametogenesis?

  • A Formation of ova
  • B Formation of spermatid
  • C Release of ova
  • D Change of spermatids to spermatozoa

Question - 6

Which of the following hormones prepares endometrium for embryo implantation?

  • A LH
  • B Progesterone
  • C FSH
  • D Tertosterone

Question - 7

In 28 days human ovarian cycle, ovulation occurs on

  • A Day 1
  • B Day 5
  • C Day 14
  • D Day 28

Question - 8

Human female reaches menopause of the age of about

  • A 25 years
  • B 35 years
  • C 50 years
  • D 70 years

Question - 9

Which one of the following produce sperm?

  • A Fallopian tubes
  • B Seminiferous tubules
  • C Epididymis
  • D Vasdeferens

Question - 10

When a sperm cell & an ovum fuse, what is the name of the new structure?

  • A Zygote
  • B Foetus
  • C Embryo
  • D Baby
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