2. If the chloroplast of a plant cell is damaged, which will it be unable to do?
Catalog
a. Protect the cell
c. excretes waste materials
b. Make food for the cell d. give instruction for cell to reproduce
3. Which of the following structures are NOT involved in asexual reproduction?
vr local in
a. gametes
b. root
c. stem
d. tuber
our unde
4. Which of the following is considered as a biotic component of the ecosystem?
wser.
a. Flood b. Sunlight c. Temperature
d. Wildlife
5. Which of the following represents an abiotic component of the environment?
ents.
a. Grass on the fields
c. Sea cow nursing its young
b. Sprouting mongo seeds d. Temperature in a mountain
ledge
6. Which cell organelle is responsible for making protein?
A. Ribosome B. Mitochondria C. Cell Membrane D. Nucleus
7. What is the name of the jelly-like substance that is inside the cell?
A. Nucleus
B. Cell Wall C. Cytoplasm D. Golgi bodies
8. A farmer wants to propagate a good variety of crops in a way which maintained all
ite
its desirable traits. Which of the following methods should be used?
a. self-pollination c. growing seeds produced from this variety
b. vegetative propagation d. cross-pollinating this crop with another good variety
9. A sperm unites with an egg cell to form a zygote. Which is process taking place?
a, asexual reproduction b. fertilization c. pollination d. vegetative propagation
10. Which of the following is NOT a biotic component in the ecosystem?
Butterflies b. Flowers
c. Moss
d. Waterfall
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Answer:
2. B
3.A
4.D
5.B
6.C
7.A
8.B
9.D
10.C
Explanation:
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