Question

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Hola ❤️
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Write ten characteristics of earthworm .
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Answer 1

Hey Pglu here is ur ans.⤵⤵

i. Earthworms are made up of many small segments called annuli.

ii. They can eaily contracts their muscles.

iii. They are ridged.

iv. They have smooth back band called clietellum.

v. They contains no. of bristles called setae.

vi.They have circular segment around their surroundings.

vii. The smooth streamlined shape helps them to move in soil.

viii. They have bristly hairs.

ix. All earthworms bilaterally symmetrical.

x. They are elgated , long narrow or vermiform shaped.

Answer 2

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1. Earthworms come in a seemly infinite variety—around 6,000 species worldwide

2. Of the more than 180 earthworm species found in the U.S. and Canada,

3. Lacking lungs or other specialized respiratory organs, earthworms breathe through their skin.

4. The skin exudes a lubricating fluid that makes moving through underground burrows easier and helps keep skin moist.

5. Each earthworm is both male and female, producing both eggs and sperm

6.Earthworms move slowly underground feeding on decaying organic matter in the soil.

7.They excrete digested material as worm casts and these can be seen as squiggly clumps of mud at the surface of the soil.

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