Science, asked by wwwarmankuan123, 1 month ago


1. Movement is brought about by the contraction and relaxation of
(a) bones
(b) muscles
(c) joints
(d) joint and muscles
2. What are the characteristics of a desert plant?
(a) No leaves or very small leaves
(b) Spines
(c) Deep roots
(d) All of these
3.3'R' means
(a) reduce, reuse and recycle
(b) rain, reuse and recycle
(c) rotting, reduce and reuse
(d) recycle, rain and rotting
4. Out of these, which one is not a man-made luminous body?
(a) Electric bulb
(b) Burning candle
(c) Firefly (Jugnu)
(d) Oil lamp
5. Skeleton of human body is made up of
(a) bones
(b) cartilage
(c) both bones and cartilage
(d) None of these
6. Which is an aquatic adaptation?
(a) Streamlined body
(b) Light and hollow bones
(c) Hair on body
(d) Gills
7. Which letters of English alphabet will not show lateral inversion?
(a) I, O, U
(b) N, Z, X
(c) I, X, E
(d) A, E, I
8. Out of these, which one is a non-biodegradable waste?
(a) Paper
(b) Faecal matter
(c) Aluminium foil
(d) Cotton
9. Knee joints are
(a) hinge joints
(b) ball and socket joints
(c) pivotal joints
(d) fixed joints​

Answers

Answered by MONICA2021
1

1. (b) muscles

2. (d) All of these

3. (a) reduce, reuse & recycle

4. (c) Firefly (Jugnu)

5. (a) bones

6. (d) Gills

7. (a) I,O & U

8. (c) Al foil

9. (a) hinge joints

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