Question

1. Fruits are developed from the ripened ovary.
2. Pollen grains are present in anther.
3. Maple seed is dispersed by explosion mechanism.
4. Two individuals are needed for the sexual reproduction.
[10 Marks]

5. Pistil is the male reproductive part of a flower.
6. The motion of a spinning top is rotational motion.
7. The smallest time interval that can be measured with commonly available clocks and
watches is one second.
8. The time period of simple pendulum is not constant.
9. Faster vehicles has a higher speed.
10. All the clocks make use of some periodic motion.

Answer 1

Answer:

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