Other
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1.
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Which of the following
statements describes what is happening in this diagram?
A) Bacteria are
reproducing.
B) A tube allows a
one-way transfer of a copy of DNA from one individual to another.
C)
This process favours variation in offspring.
D) All of the
above.
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2.
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Which of the following is responsible for providing food for
the plant embryo?
A) seed coat
B)
embryo
C) leaf stem
root
D)
cotyledon
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3.
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How many chromosomes are there in the nucleus of a human sperm
cell?
A)
3
B)
22
C)
46
D)
23
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4.
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What form of reproduction is
best in a changing environment?
A) sexual reproduction
B)
asexual reproduction
C) fission
D)
all of the above
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5.
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Spores ...
A) are very light and can
be carried great distances.
B) can survive
unfavourable conditions.
C) can stay dormant if
necessary.
D) are all of the
above.
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6.
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How do mosses reproduce?
A)
budding
B) fragmentation
C)
spores
D) seeds
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7.
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Identify the spores that are produced by meiosis.
A)
diploid
B) haploid
C)
triploid
D)
polyploid
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8.
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Where are the pollen grains located during
pollination?
A) stigma
B)
sepals
C)
pistil
D)
ovary
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9.
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When does fertilization occur?
A)
When the pollen grain is formed.
B) When the pollen grain
lands on the female reproductive part.
C) When the sperm from
the pollen grain enters the egg.
D) None
of the above
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10.
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Where are the seeds formed?
A)
stigma
B) pollen tube
C)
pistil
D) ovary
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