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प्रश्न
Complete the following chart related to the components of the Ecosystem.
उत्तर
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संबंधित प्रश्न
Name two natural ecosystems and two artificial ecosystems.
Which of the following is an artificial ecosystem?
(a) pond
(b) crop field
(c) lake
(d) forest
State whether true or false– Flow of nutrients in an ecosystem is unidirectional.
What do we learn from the story of Jadav Molai Peyang?
If frog population in paddy fields declines all of a sudden,
a) What will be the effect on paddy crop?
b) Number of which consumers will decline and which will increase?
c) Name the Indian states where paddy is cultivated on a large scale.
Define the following term and give two examples.
Autotrophs
Name two major types of ecosystems.
Describe the processes and products of decomposition.
This is the smallest unit of biosphere.
A: Heterotrophs do not produce their own food.
R: They depend on autotrophs for their nourishment.
_______ is an extensive large ecosystem.
Write a paragraph on the functions of an ecosystem.
What is indicated by this symbol?
Complete food chain.
Grass → _________ → Frog → ________ → Eagle
- Write the given food chain in the appropriate sequence.
Grasshopper - Snake - Rice field - Eagle - Frog - In which ecosystem given the food chain is included? Explain the ecosystem.
- If the frog population declines all of a sudden what will be the effect on paddy fields?
The Pacific ocean is an example of an marine ecosystem.
______ are found both on land and water.
"Although gardens are created by man but they are considered to be an ecosystem." Justify this statement.
Give the stratification seen in open seas.
The pioneer organism in hydrarch are.
