Question

(1) substances can be divided into two classes (1)
(11) Physical changes are generally reversible.)
(iii) Motion of heartbeat is periodic.
(iv) luster is the shine of a material.
(v) There is no need of protein in our diet. (..)
Very short answer type question .(any five)
Write Ttor true and F for talse​

Answer 1

Answer:

1. False
2. True
3. True
4. True
5. False

Explanation:

Hope it helped U

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Answer 2

Answer:

1. True

2. True

3. False

4. True

5. False

Explanation:

these are the answers

thanks