Which of the following ecological pyramids is generally inverted?

1. Pyramid of biomass in a sea

2. Pyramid of numbers in grassland

3. Pyramid of energy

4. Pyramid of biomass in a forest

Subtopic:  Ecological Pyramids |
 86%
From NCERT
NEET - 2019
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NEET 2023 - Target Batch - Aryan Raj Singh
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The direction of energy flow is:
1. Producers → Herbivores → Decomposers → Omnivores
2. Producers →  Carnivores → Herbivores → Decomposers
3. Decomposers →   Carnivores  →  Herbivores  → Producers
4. Producers  → Herbivores →  Carnivores  → Decomposers
Subtopic:  Energy Flow |
 88%
From NCERT
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Factor governing the earth's surface is:

1. Topographic

2. Edaphic

3. Temperature

4. Biotic

Subtopic:  Introduction |
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Which of the following species are restricted to an area?

1. Sympatric species

2. Sibling species

3. Allopatric species

4. Endemic species

Subtopic:  Introduction |
 73%
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The ultimate source of energy for living beings is:

1. Sunlight

2. ATP

3. Fats

4. Carbohydrates

Subtopic:  Energy Flow |
 87%
From NCERT
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Soil salinity is measured by:

1. Parameter

2. Calorimeter

3. Conductivity meter

4. Potometer

Subtopic:  Introduction |
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Ten per cent law of energy transfer in a food chain is given by:

1. Schimper

2. Elton

3. Haeckel

4. Lindemann

Subtopic:  Energy Flow |
 66%
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Intermediate community between pioneer and climax communities is called:

1. seral community

2. biotic community

3. temporary community

4. ecosure

Subtopic:  Ecological Succession (OLD NCERT) |
 76%
From NCERT
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Stability of ecosystem depends upon:

1. Primary

2. Interchange between producers and consumers

3. Number of producers

4. Number of consumers

Subtopic:  Energy Flow |
 77%
From NCERT
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Quercus species are the dominant component in:

1. temperate deciduous forests
2. alpine forests
3. scrub forests
4. tropical rain forests
Subtopic:  Components & Types of Ecosystems |
 51%
AIPMT - 2008
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