- 1(current)
Q. No.Given below is a hypothetical pyramid of energy. The amount of energy left at the level of secondary consumers would approximately be:
| 1. | 10000 J | 2. | 1000 J |
| 3. | 100 J | 4. | 50 J |
Subtopic: Ecological Pyramids |
69%
From NCERT
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An inverted pyramid of biomass can be found in which ecosystem?
| 1. | Forest | 2. | Marine |
| 3. | Grassland | 4. | Tundra |
Subtopic: Ecological Pyramids |
80%
From NCERT
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Which of the following representations shows the pyramid of numbers in a forest ecosystem?
| 1. | A | 2. | B |
| 3. | C | 4. | D |
Subtopic: Ecological Pyramids |
AIPMT - 2010
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The accompanying figure represents an ecological pyramid. It is
| 1. | Pyramid of numbers in a grassland |
| 2. | Pyramid of biomass in a fallow land |
| 3. | Pyramid of biomass in a lake |
| 4. | Energy pyramid in a spring |
Subtopic: Ecological Pyramids |
58%
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Consider the following statements:
| I: | Trophic level in an ecosystem represents a functional level, not a species as such. |
| II: | Saprophytes are accorded the position of a top consumer in an ecosystem. |
| III: | A species can occupy more than one trophic level in the same ecosystem at the same time. |
Which of the above statements are true?
| 1. | I and II only | 2. | I and III only |
| 3. | II and III only | 4. | I, II, and III |
Subtopic: Ecological Pyramids |
77%
From NCERT
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Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels?
| 1. | Level PC is "insects" and level SC is "small insectivorous birds". |
| 2. | Level PP is "phytoplanktons" in sea and "Whale" on top level TC |
| 3. | Level PP is "pipal trees" and level SC is "sheep". |
| 4. | Level PC is "rats" and level SC is "cats". |
Subtopic: Ecological Pyramids |
53%
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- 1(current)
Q. No.
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