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Man and his environment

5 Class 10 Biology questions with answers and explanations.

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All questions with answers
  1. Plants are called producers because they:

    • 1 Break down food
    • 2 Decompose waste
    • 3 Make their own food
    • 4 Eat animals
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    Correct answer: Make their own food

    Plants make food by photosynthesis.

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  2. In a food chain, the first organism is always a:

    • 1 Producer
    • 2 Consumer
    • 3 Decomposer
    • 4 Carnivore
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    Correct answer: Producer

    Food chains start with a producer.

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  3. Organisms that break down dead matter are:

    • 1 Decomposers
    • 2 Producers
    • 3 Predators
    • 4 Herbivores
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    Correct answer: Decomposers

    Bacteria and fungi decompose dead organisms.

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  4. Which of these is a greenhouse gas?

    • 1 Helium
    • 2 Methane
    • 3 Neon
    • 4 Argon
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    Correct answer: Methane

    Methane and carbon dioxide trap heat.

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  5. Cutting down forests is called:

    • 1 Afforestation
    • 2 Deforestation
    • 3 Reforestation
    • 4 Conservation
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    Correct answer: Deforestation

    Deforestation is the large scale removal of trees.

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