Directions: Read each item carefully and choose the letter of the best answer. Write your answer on your answer sheet. 1. What are the things needed by plants to make their own food? a water, chemicals and oxygen b. oxygen and carbon dioxide C. oxygen and chemicals d. carbon dioxide, soil and sunlight 2. What kind of interaction is shown when worms live in the guts and flesh of a fish? a. mutualism b. commensalism C. predation d. parasitism 3. What kind of interaction is shown when monkeys in tropical rainforest compete for food with other animals? a mutualism b. commensalism c. competition d. predation 4. Which of the following represents the ecosystem? Ecosystem a. Living Community Non-living Ecosystem b. Living Community Non-living Ecosystem c. Living Community Non-living d. Living Community Non-living
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Directions: Read each item carefully and choose the letter of the best answer. Write your answer on your answer sheet.
1. What are the things needed by plants to make their own food?
a. water, chemicals and oxygen
b. oxygen and carbon dioxide
c. oxygen and chemicals
d. carbon dioxide, soil and sunlight
2. What kind of interaction is shown when worms live in the guts and flesh of a fish?
a. mutualism
b. commensalism
C. predation
d. parasitism
3. What kind of interaction is shown when monkeys in tropical rainforest compete for food with other animals?
a mutualism
b. commensalism
c. competition
d. predation
4. Which of the following represents the ecosystem?
Ecosystem
a. Living Community Non-living
Ecosystem
b. Living Community Non-living
Ecosystem
c. Living Community Non-living
d. Living Community Non-living
Answer:
1. D
2. D
3. A
4.B