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प्रश्न
Apart from plants and animals, microbes form a permanent biotic component in an ecosystem. While plants have been referred to as autotrophs and animals as heterotrophs, what are microbes referred to as? How do the microbes fulfil their energy requirements?
उत्तर
Microbes are referred to as heterotrophs and saprotrophs. They fulfil their energy requirement by feeding on dead remains of plants and animals through the process of decomposition.
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संबंधित प्रश्न
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Consider the amount of organic matter at the different trophic levels in an ecosystem given below:
| Trophic Level | Amount of organic matter (in Kg) |
| Tertiary consumers | 250 |
| Primary consumers | 150 |
| Primary producers | 100 |
| Secondary Consumers | 200 |
On the basis of the data provided above, construct an ecological pyramid. Comment upon its nature giving at least one example of the type of organism occupying each of the above mentioned trophic levels.
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Which of the following requires maximum energy?
