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Science Nine Chapter Six
Test Description: Science 9 Chapter 6
Instructions: Answer all questions to get your test result.
1) Human body cells have
A
17 chromosomes
B
92 chromosomes
C
46 chromosomes
D
23 chromosomes
2) The process of meiosis produces gametes with ________ as body cells
A
the same number of chromosomes
B
double the number of chromosomes
C
one quarter the number of chromosomes
D
half the number of chromosomes
3) Meiosis I starts with
A
two diploid cells and ends with a haploid cell
B
two haploid cells and ends with a diploid cell
C
a diploid cell and ends with two haploid cells
D
a haploid cell and ends with two diploid cells
4) Meiosis II starts with
A
two diploid cells and ends with four haploid cells
B
four diploid cells and ends with two haploid cells
C
two haploid cells and ends with four haploid cells
D
four haploid cells and ends with two haploid cells
5) Which of the following does not occur in the first trimester of fetal development?
A
brain and spinal cord are forming
B
fetal movements are felt
C
sexual differentiation almost complete
D
fingers and toes appear
6) Which of the following is not a layer of a blastula cell
A
ectoderm
B
mesoderm
C
microderm
D
endoderm
7) The uterus is where
A
sperm are produced
B
embryos develop
C
eggs are produced
D
eggs travel along
8) Artificial insemination (AI) differs from In Vitro fertilization (IVF) because in AI,
A
sperm is injected into a female
B
a sperm and egg mixture is placed into the fallopian tubes
C
a mixture of egg and sperm are put in a petri dish
D
a mixture of egg and sperm is injected into a woman's body
9) Which of the following organisms does not use internal fertilization?
A
orca whales
B
zebra
C
salmon
D
humans
10) When fertilization occurs in sexual reproduction, a __________ cell is formed
A
haploid
B
clone
C
embryo
D
zygote
*select an answer for all questions
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