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Class 10 Biology · Chapter 5 · Test 3

Test 3: Complete Chapter – Coordination

MCQs

30 questions · 24 min · 30 marks

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Sample questions

The first 5 of 30. Try each one, then tap to see the answer.

  1. Question 1

    During danger, which system activates quickly?

    • AParasympathetic
    • BSkeletal
    • CEndocrine
    • DSympathetic
    Show answer

    Answer: D

    The sympathetic nervous system prepares the body for emergency situations (fight or flight).

  2. Question 2

    Why are reflex actions faster than normal actions?

    • ABrain processes them quickly
    • BBrain is not involved
    • CSignals move slower
    • DThey need thinking
    Show answer

    Answer: B

    Reflex actions are quick involuntary responses in which brain is not involved.

  3. Question 3

    Coordination means:

    • AIntegration among different parts of the body and their response to stimuli to keep harmony with the environment
    • BGrowth of body parts
    • CDigestion of food
    • DCirculation of blood
    Show answer

    Answer: A

    Coordination means integration among different parts of the body and their response to stimuli in order to keep harmony with the environment.

  4. Question 4

    Which of the following is NOT a stimulus?

    • AHeat
    • BPressure
    • CInfection
    • DResponse
    Show answer

    Answer: D

    Touch, light, sound, heat, cold, pressure and infection are stimuli. Response is the action performed by effectors.

  5. Question 5

    Pulling our hand away from something very hot is an example of:

    • AStimulus
    • BReceptor
    • CResponse
    • DCoordinator
    Show answer

    Answer: C

    A response is the action performed by effectors on receiving the message from coordinator.

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