In leech locomotion is performed by

(a)

Anterior sucker

(b)

Parapodia

(c)

Setae

(d)

Contraction and relaxation of muscles

The segments of leech are known as

(a)

Metameres (somites)

(b)

Proglottids

(c)

Strobila

(d)

All the above

Mammals are ______________ animals.

(a)

Cold blooded

(b)

Warm blooded

(c)

Poikilothermic

(d)

All the above

The animals which give birth to young ones are

(a)

Oviparous

(b)

Viviparous

(c)

Ovoviviparous

(d)

All the above

The posterior sucker is formed by the fusion of the ___________ segments

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seven

The existence of two sets of teeth in the life of an animal is called ______ dentition

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diphyodont

The anterior end of leech has a lobe-like structure called _____________.

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anterior sucker (or) oral sucker

___________ separate nitrogenous waste from the blood in rabbit

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Nephrons

_____________spinal nerves are present in rabbit.

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37 pairs of

What does CNS stand for?

Why is the teeth of rabbit called heterodont?

How does leech suck blood from the host?

Why are the rings of cartilages found in trachea of rabbit?

How is the digestive system of rabbit suited for herbivorous mode of feeding?

Explain the male reproductive system of rabbit with a labelled diagram.