______4. What do you call the spines and thorns of some plants which they use to protect themselves from danger?
A. camouflage
B. plant disease
C. adaptive structure
D. enemies of the plants
______5. Which of the following is an example of terrestrial plant?
A. algae
B. cogon
C. duckweed
D. sea lettuce
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Answer:
____4. What do you call the spines and thorns of some plants which they use to protect themselves from danger?
C. adaptive structure
- Structure adaptation are the physical changes of the plant. Sometimes it depends on the environment.
______5. Which of the following is an example of terrestrial plant?
B. cogon
- cogon is land plant, in other terms, it's terrestrial.
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