The vertical distribution of different species occupying different levels in a biotic community is known as:

1. divergence
2. stratification
3. zonation
4. pyramid

Subtopic:  Components & Types of Ecosystems |
 92%
Level 1: 80%+
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:  Components & Types of Ecosystems |
 88%
Level 1: 80%+
AIPMT - 2012
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