Advertisements
Advertisements
प्रश्न
Primary productivity varies from ecosystem to ecosystem. Explain?
उत्तर
Primary productivity varies from ecosystem to ecosystem because it depends on the plant species inhabiting the area and their photosynthetic activity. it also depends on various environmental factors.
APPEARS IN
संबंधित प्रश्न
What is primary productivity?
How are productivity, gross productivity, net primary productivity and secondary productivity interrelated ?
What is the primary productivity of an ecosystem and how is it expressed?
Write the relationship between productivity, gross primary productivity, net primary productivity, and secondary productivity.
Secondary productivity is rote of formation of new organic matter by ______.
If A = Gross primary productivity, B = Net primary productivity and C = Respiration losses, then what will be the correct relation between them?
Justify the pitcher plant as a producer.
Why is the rate of assimilation of energy at the herbivore level called secondary productivity?
Justify the following statement in terms of ecosystem dynamics. “Nature tends to increase the gross primary productivity, while man tends to increase the net primary productivity”.
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.
