Polar grassland is characterized by:

1. Severe Cold
2. Short Summer
3. Ice Remains Frozen Yearly
4. All of the above
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Answer: D
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In Polar grassland the temperature remains nearly:

1. 5°C
2. 7°C
3. 10°C
4. 13°C
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Answer: C
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The autotrophs are:

1. Green Plants
2. Animals
3. Birds
4. All of the above
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Answer: A
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The organisms whose dependant on others for feeding are called:

1. Autotrophs
2. Herbivores
3. Heterotroph
4. Pray
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Answer: C
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The linkage of the organisms having same number of feeing levels in a food web is called:

1. Niche
2. Trophic Level
3. Food Web
4. Energy Flow
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Answer: B
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The organism's physical space occupied by it and its functional role in the community is called:

1. Succession
2. Trophic Level
3. Food Chain
4. Niche
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Answer: D
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The place where an organism lives, eats and reproduces is called:

1. Habitat
2. Niche
3. Benthos
4. Nekton
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Answer: A
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The shortage or absence of a key factor (biotic or abiotic) restricts the success of the species is called:

1. Niche
2. Limiting Factor
3. Habitat
4. Succession
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Answer: B
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The energy contained in plants is transferred to primary consumers is only about:

1. 5%
2. 7%
3. 10%
4. 11%
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Answer: C
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Wildflower is a:

1. Producer
2. Primary Consumer
3. Secondary Consumer
4. Tertiary Consumer
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Answer: A
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