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Question
What is primary productivity?
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Solution
The amount of biomass produced per unit area in a certain time period by plants through photosynthesis is defined as primary productivity.
RELATED QUESTIONS
How are productivity, gross productivity, net primary productivity and secondary productivity interrelated ?
Why does primary productivity vary in different types of ecosystems?
Secondary productivity is rote of formation of new organic matter by ______.
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Use the information provided in the table given below to answer the following questions:
| Tropic level | Net Production(KJm-2y-1) | Respiration (KJm-2y-1) |
| Top Carnivore | 50 | 35 |
| Carnivores | 420 | 378 |
| Herbivores | 4490 | 4041 |
| Producers | 45000 | 40,367 |
- Calculate the gross primary productivity.
- Analyze the trend in the Net Production from Producers to Top Carnivore. Give a reason for your observation.
Which of the following is the unit of productivity of an Ecosystem?
