Question

MCQs related to changes around us :-

1) which of the following represents a slow change ?
i. a puppy growing into a dog
ii. blowing a balloon
iii. cooking of rice

2)which of the following is a fast change ?
i. weathering of a big rock
ii. burning a piece of paper
iii. rusting of an iron rod

3) which of the following is an example of reversible change ?
i. automatic response when it is left in open
ii. venom woolen clothes washed in hot water, it's shrinks
iii. when the biscuit dough is heated, it becomes hard

4) which of the following is an example of irreversible change ?
i. batter is being made into a dosa
ii. when peas are put in a freezer,they turn hard
iii. when salt is mixed with water, it dissolves.​

Answer 1

Answer:

1-i

2-ii

3-i

4-i

plz mark me as brainlist

Answer 2

Answer:

1

2

1

1

are correct options I think