The base of each pyramid represents the _________or the ___________level while the apex represents ____________
1. Consumers, first trophic and top trophic level
2. Producers, first trophic and top trophic level
3. Producers, second trophic and top trophic level
4. Consumers, second trophic and top trophic level

Subtopic:  Ecological Pyramids |
 92%
From NCERT
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Which of the following group of organisms is not included in the ecological pyramids?

1. Herbivores

2. Carnivores

3. Saprophytes

4. Predators

Subtopic:  Ecological Pyramids |
 91%
From NCERT
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The pyramid of biomass in the sea is generally

1. Upright

2. Inverted

3. Bell-shaped

4. Rectangular, stable.

Subtopic:  Ecological Pyramids |
 90%
From NCERT
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Which of the following pyramids can never be inverted in a natural ecosystem?

1. pyramid of numbers

2. pyramid of energy

3. pyramid of biomass

4. all can be inverted 

Subtopic:  Ecological Pyramids |
 87%
From NCERT
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Which one of the following statements for pyramid of energy is incorrect, whereas the

remaining three are correct ?

1. It shows energy content of different trophic level organisms

2. It is inverted in shape

3. It is upright in shape

4. Its base is broad

Subtopic:  Ecological Pyramids |
 88%
From NCERT
NEET - 2011
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What type of ecological pyramid would be obtained with the following data? 

Secondary consumer: 120 g 

Primary consumer: 60 g 

Primary producer: 10 g

1. Inverted pyramid of biomass

2. Pyramid of energy

3. Upright pyramid of numbers

4. Upright pyramid of biomass

Subtopic:  Ecological Pyramids |
 85%
From NCERT
NEET - 2018
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If 20 J of energy is trapped at the producer level, then how much energy will be available to peacocks as food in the following chain? 
Plant → mice →snake→ peacock

1. 0.02 J 2. 0.002 J
3. 0.2 J 4. 0.0002 J
Subtopic:  Ecological Pyramids |
 77%
From NCERT
AIPMT - 2014
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For which of the following predatory food chain pyramid of biomass is inverted?

1. Grass  Insect  Snake  Frog

2. Detritus  Sparrow  Earthworms

3. Phytoplanktons  Zooplanktons  Fish

4. Tree  Birds  Parasite

Subtopic:  Ecological Pyramids |
 84%
From NCERT
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Mark the odd one with respect to shape of ecological pyramids.

1. Pyramid of energy.

2. Pyramid of number in grassland ecosystem.

3. Pyramid of biomass in aquatic ecosystem.

4. Pyramid of biomass in terrestrial ecosystem.

Subtopic:  Ecological Pyramids |
 80%
From NCERT
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Which one of the following is not used for construction of ecological pyramids?

1. Dry weight

2. Number of individuals

3. Rate of energy flow

4. Fresh weight

Subtopic:  Ecological Pyramids |
 80%
From NCERT
NEET - 2006
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