ECOLOGY
CHEMICAL CYCLES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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0.01%
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0.1%
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1%
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10%
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Detailed explanation-1: -The Grasshopper eats the grass. The Frog eats the Grasshopper. The Snake eats the Frog. The Hawk eats the Snake.
Detailed explanation-2: -In this given food chain grasses are the producers thus they occupy the first trophic level. Mice, being the primary consumers form the second trophic level followed by the snake which is the secondary consumer and at the end top consumer hawk which forms the fourth trophic level. Q.
Detailed explanation-3: -In the case of (b), hawks will get more energy as they are placed at the third trophic level in the food chain but in the food chain (a), they are placed at the fourth trophic level. According to 10% law, only 10% of energy is transferred from one trophic level to next.
Detailed explanation-4: -Hawk Mousc Bird Insect’ item and the hawk will eat it. The bird will eat the mouse and the hawk will receive 8% of the mouse’s energy.