Reproduction And Development Unit Post-assessment (Grade 7)

12 Questions | By Tagscience | Last updated: Mar 21, 2022 | Total Attempts: 142

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Reproduction and Development Unit Post-Assessment (Grade 7)

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1.

Which reproductive adaptation is characteristic of most terrestrial vertebrates but not of most aquatic vertebrates (Standard 4.1 a)?
- A.
  
  External Fertilization
- B.
  
  Internal Fertilization
- C.
  
  Motile Gametes
- D.
  
  External Development
- E.
  
  Fragmentation
2.

What would most likely result if mitosis was not accompanied by cytoplasmic division (Standard 4.1b)
- A.
  
  Two cells, each with one nucleus
- B.
  
  Two cells, each without a nucleus
- C.
  
  One cell with two identical nuclei
- D.
  
  One cell without a nucleus
- E.
  
  One large egg cell and three polar bodies
3.

Which statement best describes what happens during meiosis in a human female (Standard 4.1c)?
- A.
  
  4 haploid egg cells are produced
- B.
  
  4 diploid egg cells are produced
- C.
  
  4 haploid sperm cells are produced
- D.
  
  1 haploid egg cell and three polar bodies are produced
- E.
  
  1 diploid egg cell and three polar bodies are produced
4.

The follicle stimulating hormone (FSH) is (Standard 4.1e):
- A.
  
  An ovarian hormone which is responsible for the building up of the uterine lining
- B.
  
  A pituitary hormone which stimulates the growth of the follicle
- C.
  
  A hormone which is stimulated by the follicle and is responsible for building up the uterine lining
- D.
  
  An ovarian hormone which stimulates a follicle to produce an egg
- E.
  
  A hormone secreted in the male testes and delivered to the female ovaries
5.

When does pregnancy officially begin (Standard 4.1f)?
- A.
  
  When the sperm cell fertilizes the egg cell
- B.
  
  When the zygote implants itself into the uterus
- C.
  
  When the zygote divides after fertilization
- D.
  
  During ovulation
- E.
  
  When an early pregnancy test is positive
6.

In humans, what is the ratio of the number of gametes produced from one male primary sex cell to the number of gametes produced from one female primary sex cell (Standard 4.1g)?
- A.
  
  1:1
- B.
  
  1:3
- C.
  
  1:4
- D.
  
  3:1
- E.
  
  4:1
7.

Identical twins may develop as a result of fertilization of (Standard 4.1h):
- A.
  
  One egg by one sperm
- B.
  
  One egg by two sperms
- C.
  
  Two eggs by one sperm
- D.
  
  Two eggs by two sperms
- E.
  
  Two polar bodies and one sperm
8.

The diagrams below represent various processes associated with reproduction. Asexual reproduction is represented by (Standard 2.1d):
- A.
  
  A, only
- B.
  
  B, only
- C.
  
  A and C
- D.
  
  B and D
- E.
  
  All of the above
9.

What makes stem cells different from other cells in the body?
- A.
  
  They are larger than other cells.
- B.
  
  They can absorb broken cells and repair them.
- C.
  
  They are undifferentiated cells that can turn into a number of different kinds of cells, as needed.
- D.
  
  They are found only in plants.
- E.
  
  They are only found in embryonic cells and are never found in adult cells.
10.

Rate, on a scale of 1 – 4, 1 being the lowest and 4 being the highest, how much you already know about human reproduction and development.
11.

Rate, on a scale of 1 – 4, 1 being the lowest and 4 being the highest, how interested are you in human reproduction and development.
12.

In the diagram below, what process occurs immediately after a zygote has formed (Standard 4.1d)?
- A.
  
  Mitosis
- B.
  
  Meiosis
- C.
  
  Fertilization
- D.
  
  Differentiation
- E.
  
  Gametogenesis