Class 11 Biology Structural Organisation in Animals Anatomy of Earthworm

Easy

Blood glands of Pheretima occur in segments

A
$1, 2$ and $3$
B
$3, 4$ and $5$
C
$4, 5$ and $6$
D
$10, 11$ and $12$

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Class 11 Questions

Class 11

Biology Questions

Chapter

Structural Organisation in Animals

Subtopic

Anatomy of Earthworm

Similar Questions

In $Pheretima$,the glands that help in binding the worms during copulation are:

Easy

$P$ (Assertion): Earthworms have a closed type of circulatory system.
$Q$ (Reason): Earthworms have hemoglobin dissolved in their blood plasma.

Medium

$A$ characteristic feature of the earthworm,$Pheretima$,is that:

Medium

What is the function of the typhlosole in an earthworm?

Easy

Define the following terms:
$(i)$ Peristomium
$(ii)$ Clitellum

Easy

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