🩺 NEET🧬 Biology

Sponges exchange \({O}_{2}\) with \(C{O}_{2}\) by _______. [Re-NEET 2026]

Q1

Sponges exchange \({O}_{2}\) with \(C{O}_{2}\) by _______.

[Re-NEET 2026]

a

simple diffusion over their entire body surfaces

b

moist cuticle

c

tracheal tubes

d

gills

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