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EXERCISE : CHAPTER 4
Interdependence Among Living Organisms and the Environment
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Many groups of different species living together in the same place is called
QUESTION 1
A. A habitat B. A population
C. A community
D. An ecosystem
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A large herd of wild buffaloes were found in a grass land. These animals represent a
QUESTION 2
A. Population B. Community
C. Habitat D. Species
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Biological control of pests involves
QUESTION 3
A. Natural predators that prey on the pests
B. Chemicals which cause diseases to the pests
C. Chemicals that kill the pests
D. Weapons to hunt down the pests
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Which of the following interactions shows commensalism ?
QUESTION 4
A. Birds and worms
B. Paddy and grass
C. Shark and remora fish
D. Tapeworm and human intestines
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City roads are flooded during a heavy rain. Which of the following human activities contributes to the occurrence ?
QUESTION 5
A. Open burning B. Uncontrolled hunting of wild animals
C. Use of chemical pesticides
D. Deforestation
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