Question

Identify the diffusion process that takes place in the following : -

a) swelling up of a raisin on keeping in water .
b) spreading of virus in sneezing .
c) preserving pickles of salt .
d) spreading of smell of cake being baked throughout the house
e) aquatic animals using oxygen dissolved in water during respiration .​

Answer 1

Answer:

option A

Explanation:

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