Class 11 Biology Structural Organisation in Animals Anatomy of Earthworm

Easy

Pharyngeal nephridia of Earthworm $Pheretima$ occur in segments

A
$3, 4$ and $5$
B
$4, 5$ and $6$
C
$5, 6$ and $7$
D
$6, 7$ and $8$

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Class 11 Questions

Class 11

Biology Questions

Chapter

Structural Organisation in Animals

Subtopic

Anatomy of Earthworm

Similar Questions

Define the following terms:
$(i)$ Cocoon
$(ii)$ Worm casting

Easy

The female genital pore in Pheretima is present in the segment . . . . . . .

Easy

The famous Indian zoologist who wrote a memoir upon $Pheretima$ $posthuma$ is:

What is the function of the clitellum in $Pheretima$?

Easy

The chloragogen cells of $Pheretima$ perform a function similar to which organ in vertebrates?

Medium

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