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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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

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 the sea and Whale on top-level TC
3. Level PP is pipal trees and the level SC is sheep
4. Level PC is rats and level SC is cats


 

Subtopic:  Ecological Pyramids |
 54%
AIPMT - 2012
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The upright pyramid of number is absent in:

1. Pond

2. Forest

3. Lake

4. Grassland

Subtopic:  Ecological Pyramids |
 50%
AIPMT - 2012
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Which one of the following statements for a pyramid of energy is incorrect, whereas the remaining three are correct?
1. It shows the 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
AIPMT - 2011
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Mass of living matter at a tropic level in an area at any time is called:
1. Detritus 2. Humus
3. Standing state 4. Standing crop
Subtopic:  Energy Flow | Ecological Pyramids |
 85%
From NCERT
AIPMT - 2011
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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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Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem?

1. Phytoplankton

2. Fish

3. Zooplankton

4. Frog

Subtopic:  Energy Flow | Ecological Pyramids |
 60%
AIPMT - 2009
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Which one of the following is not used for the construction of ecological pyramids?

1. Dry weight 2. Number of individuals
3. Rate of energy  4. Fresh weight
Subtopic:  Ecological Pyramids |
 70%
From NCERT
AIPMT - 2006
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh