Which of the following is the functional unit of nature?

1. A plant

2. An animal

3. Ecosystem

4. Environment

Subtopic:  Introduction |
 95%
From NCERT
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Vertical distribution of different species occupying different levels in a biotic community is

known as 

1. divergence

2. stratification

3. zonation

4. pyramid

Subtopic:  Introduction |
 92%
From NCERT
NEET - 2015
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Which one of the following is not a functional unit of an ecosystem?

1. Energy flow                 

2. Decomposition

3. Productivity                 

4. Stratification

Subtopic:  Introduction |
 85%
From NCERT
NEET - 2012
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Which one of the following is one of the characteristics of a biological community ?

1. Stratification 

2. Natality 

3. Mortality 

4. Sex-ratio

Subtopic:  Introduction |
 82%
From NCERT
NEET - 2010
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Which of the following could affect the rate of function of a pond?

1. The solar input

2. The cycle of temperature

3. Day-length

4. All of the above

Subtopic:  Components & Types of Ecosystems |
 94%
From NCERT
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Find the odd one out with respect to functional component of ecosystem

1. Productivity

2. Stratification

3. Decomposition

4. Nutrient cycling

Subtopic:  Components & Types of Ecosystems |
 89%
From NCERT
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Which vertical strata is occupied by trees in a forest?

1. Top

2. Middle

3. Bottom

4. Any of the above.

Subtopic:  Introduction | Components & Types of Ecosystems |
 77%
From NCERT
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Which of the following is not a man-made ecosystem?

1. Pond

2. Crop-field

3. Swimming pool

4. Both ‘1’ and ‘3’

Subtopic:  Components & Types of Ecosystems |
 73%
From NCERT
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Identify the odd one out?

1. Forest

2. Grassland

3. Desert

4. Wetland

Subtopic:  Components & Types of Ecosystems |
 69%
From NCERT
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Read the given statements stating true (T) and false (F) and select the correct option.

A. Anthropogenic ecosystem possess self regulatory mechanism

B. Forest is a natural ecosystem

C. Estuaries is a terrestrial ecosystem

 

A

B

C

1.

T

T

F

2.

F

T

F

3.

F

F

T

4.

T

F

F

Subtopic:  Components & Types of Ecosystems |
 54%
From NCERT
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