My Notes
Assertion : Movement of body parts serves to change the body posture.
Reason : Body parts move in relation to body axis.
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
Assertion : There are similarities between the locomotion of unicellular organisms and multicellular animal.
Reason : Ciliary, flagellar and amoeboid movement occur in unicellular organisms.
- If both the assertion and the reason are true and the reason is a correct explanation of the assertion
- If both the assertion and reason are true but the reason is not a correct explanation of the assertion
- If the assertion is true but the reason is false
- If both the assertion and reason are false
Which of the following statements is wrong?
1. Movement is one of the significant features of living beings
2. Streaming of protoplasm in the unicellular organisms like Amoeba is a simple form of movement
3. Animals and plants exhibit a wide range of movements
4. Movement of cilia, flagella and tentacles is limited to lower organisms
Locomotion can be
(1) Movement of tongue
(2) Movement of eyelids
(3) Movement of lower limbs
(4) Movement of jaws
Cilia in paramoecium do not help in
(1) Movement of food through cytopharynx
(2) Locomotion
(3) Movement of water in vacuole
(4) Both B and C
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