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Science
10th
grade
Components of The Ecosystem | Our Environment | Assessment | English | Grade 10
7 questions
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- 1. Multiple Choice
A combination of all living organisms, abiotic factors of atmosphere in area and their interaction is called _________
Environment
Food chain
Ecosystem
Food web
- 2. Multiple Choice
Find odd one out with respect to biotic and abiotic components.
Microorganisms
Water
Frog
Tree
- 3. Multiple Choice
The autotrophs who creates food for all ecosystem are known as __________
Producer
Consumer
Decomposer
None of these
- 4. Multiple Choice
What is the flow of energy in an ecosystem?
bidirectional
multi directional
no specific direction
unidirectional
- 5. Multiple Choice
Choose correct option from given statement. Statement 1 : Food web is part of food chain Statement 2: Food chain is part of food web.
Statement 1
Statement 2
Neither statement 1 or statement 2
Both statement 1 and statement 2
- 6. Multiple Choice
What will be the energy available at the producer level, if the amount of energy at fourth trophic level is 6 kJ, in a given food chain? Grass → Grasshopper → Frog → Snake → Hawk
6 k J
60 k J
600 k J
6000 k J
- 7. Multiple Choice
Anuj suddenly fell ill, and the doctor told him that the amount of non biodegradable components such as DDT is higher in his body. Choose the correct option showing the cause of Anuj's illness.
eutrophication
pollution
biomagnification
None of these
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