Advertisements
Advertisements
प्रश्न
| In a forest ecosystem, a large population of insect feeds upon a banyan tree. Several small birds feed upon these insects. The small birds are fed upon by big-sized birds. |
- With respect to this ecosystem, draw a pyramid for each biomass and a pyramid of number.
-
If 20,000 Kcal energy is available at the level of insects, calculate the amount of energy available at the level of big-sized birds.
Advertisements
उत्तर
- Pyramid of number
- Pyramid of biomass
APPEARS IN
संबंधित प्रश्न
Why the pyramid of energy is always upright? Explain.
Describe with examples of pyramids of number and biomass.
In a food chain, the herbivores are represented by
(A) producers
(B) primary consumers
(C) secondary consumers
(D) decomposers
Answer the following question.
What is an ecological pyramid? Compare the pyramids of energy, biomass, and numbers.
Give an example of an ecosystem that shows an inverted pyramid of biomass.
Which one of the following is not used for construction of ecological pyramids?
Pyramid of biomass in terrestrial ecosystem shows sharp decline in
(a) Draw a pyramid of numbers where a large number of insects are feeding on the leaves of a tree. What is the shape of this pyramid?
(b) Will the pyramid of energy be also of the same shape in this situation? Give a reason for your response.
A graphic representation of the biomass relationship between the producer and consumer in an ecosystem is called ______.
Give a scientific reason:
The pyramid of energy is always upright.
