Science Nine Chapter Six Question Preview (ID: 4188)


Science 9 Chapter 6. TEACHERS: click here for quick copy question ID numbers.

Human body cells have
a) 17 chromosomes
b) 23 chromosomes
c) 46 chromosomes
d) 92 chromosomes

The process of meiosis produces gametes with ________ as body cells
a) the same number of chromosomes
b) one quarter the number of chromosomes
c) half the number of chromosomes
d) double the number of chromosomes

Meiosis I starts with
a) a diploid cell and ends with two haploid cells
b) a haploid cell and ends with two diploid cells
c) two diploid cells and ends with a haploid cell
d) two haploid cells and ends with a diploid cell

Meiosis II starts with
a) two haploid cells and ends with four haploid cells
b) two diploid cells and ends with four haploid cells
c) four diploid cells and ends with two haploid cells
d) four haploid cells and ends with two haploid cells

Which of the following does not occur in the first trimester of fetal development?
a) brain and spinal cord are forming
b) fingers and toes appear
c) sexual differentiation almost complete
d) fetal movements are felt

Which of the following is not a layer of a blastula cell
a) ectoderm
b) endoderm
c) microderm
d) mesoderm

The uterus is where
a) eggs are produced
b) sperm are produced
c) eggs travel along
d) embryos develop

Artificial insemination (AI) differs from In Vitro fertilization (IVF) because in AI,
a) sperm is injected into a female
b) a mixture of egg and sperm are put in a petri dish
c) a mixture of egg and sperm is injected into a woman's body
d) a sperm and egg mixture is placed into the fallopian tubes

Which of the following organisms does not use internal fertilization?
a) humans
b) zebra
c) salmon
d) orca whales

When fertilization occurs in sexual reproduction, a __________ cell is formed
a) embryo
b) zygote
c) clone
d) haploid

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