Question

Why plants like duckweed have thick waxy coatingleaves and spongy bodies

Answer 1

Giant Duckweed, a free-floating plant. It has no roots attached to the bottom. ... From a distance, a water body covered in duckweed may look a bit like one

Answer 2

Explanation:

plants like duckweed grow in water.

hence,they have thick waxy coating on their leaves to prevent them from Corroding.

plants like duckweed aren't completely submerged under water.

As a result they float on water and hence have spongy bodies to make them buoyant enough to float on water.

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