Question

(m)
Blood
11.
Which of the following are chemical changes?
(a) Growth of a plant
(b)
Rusting of iron
(c)
Mixing of iron filings and sand
Cooking of food
(e)
Digestion of food
(f) Freezing of water
Burning of a candle.
(d)​

Answer 1

Answer:

a , b, d, e are chemical changes

Answer 2

Answer:

the answer is- A, GOWTH OF PLANT, RUSTING OF IRON, COOKING OF FOOD AND DIGESTION.

Explanation:

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