It is much easier for a small animal to run uphill than for a large animal, because:
1. The efficiency of muscles in large animals is less than in the small animals.
2. It is easier to carry a small body weight.
3. Smaller animals have a higher metabolic rate.
4. Small animals have a lower O2 requirement.

Subtopic:  Population Dynamic |
 62%

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Which one of the following characteristics is not shared by birds and mammals? 
1. Warm blooded nature 

2. Ossified endoskeleton

3. Breathing using lungs

4. Viviparity

Subtopic:  Introduction to Ecology |
 63%

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Plants which produce characteristic Pneumatophores and show vivipary belong to 
1. Mesophytes
2. halophytes
3. Psammophytes
4. Hydrophytes

Subtopic:  Introduction to Ecology |
 71%

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Who is revered as the father of ecology in India?

1.Gurdev Singh Khush2.Ramdeo Mishra
3.Panchanan Maheshwari4.Jawahar Sharma

Subtopic:  Introduction to Ecology | Introduction to the Chapter |
 82%
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Ecology at the organismic level is essentially:
1. Physiological ecology
2. Biochemical ecology
3. Anatomical ecology
4. Pathological ecology

Subtopic:  Introduction to Ecology | Introduction to the Chapter |
 79%
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The biome characterized by a mean annual temperature between 0°C and 25°C and mean annual precipitation between 25 cm and 100 cm is:
1. Desert
2. Arctic and alpine tundra
3. Temperate forest
4. Grassland

Subtopic:  Introduction to Ecology | Introduction to the Chapter |
From NCERT
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Identify the biome that is not correctly matched with the physical parameters given in corresponding Column II and Column III:

Biome

Mean annual temperature [OC]

Mean annual precipitation [cm]

1.

Tropical forest

20 – 25

130 – 430

2.

Arctic and alpine tundra

-12 – 2

10 – 125

3.

Coniferous forest

-5 –5

100 – 200

4.

Temperate forest

8 – 22

50 – 225

Subtopic:  Introduction to Ecology | Introduction to the Chapter |
 64%
From NCERT
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The most ecologically relevant environmental factor is:

1. Temperature 2. Water
3. Light 4. Soil

Subtopic:  Abiotic Factors: Temperature (OLD NCERT) |
 86%
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The extent of geographical distribution for eurythermals and stenothermals is expected to be:
1. Equal for both
2. Larger for the former
3. Smaller for the former
4. Cannot be predicted

Subtopic:  Abiotic Factors: Temperature (OLD NCERT) |
 69%
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If global warming continues, how would the distributional range of some species be affected?
1. There will be a poleward shift
2. There will be an equatorial shift
3. No change is expected for any species
4. There will be shift from land to marine water

Subtopic:  Response of Organisms to Abiotic Factors (OLD NCERT) |
 62%

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