- 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 |
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An inverted pyramid of biomass can be found in which ecosystem?
| 1. | Forest | 2. | Marine |
| 3. | Grassland | 4. | Tundra |
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To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Which of the following representations shows the pyramid of numbers in a forest ecosystem?
| 1. | A | 2. | B |
| 3. | C | 4. | D |
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 |
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To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
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 |
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To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
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". |
- 1(current)
Q. No.
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