Question

Match the Column I with Column II.

Column I (Animals)	Column II (Respiratory organs/surface)
i. Spider	a. Internal gills
ii. Coelenterates	b. Book lungs
iii. Frog	c. Plasma membrane
iv. Fishes	d. Lungs
	e. External gills

Choose the correct option

Options

• i - b, ii - c, iii - d, iv - e

• i - b, ii - c, iii - d, iv - a

• i - c, ii - e, iii - a, iv - b

• i - e, ii - c, iii - d, iv - a

Answer 1

i - b, ii - c, iii - d, iv - a

Explanation:

i. Spider → b. Book lungs
ii. Coelenterates → c. Plasma membrane / body surface (diffusion through body wall)
iii. Frog → d. Lungs (plus skin, but lungs are listed)
iv. Fishes → a. Internal gills