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

In leeches sperms are stored in

(a)

epididymis

(b)

vas deferens

(c)

testis

(d)

ejaculatory duct

Dental formula of rabbit is______

(a)

\(\cfrac { 2033 }{ 1023 } \)

(b)

\(\cfrac { 2003 }{ 1003 } \)

(c)

\(\cfrac { 2030 }{ 1020 } \)

(d)

\(\cfrac { 2023 }{ 1220 } \)

Egg cells of Rabbit are released in_________

(a)

uterus

(b)

vagina

(c)

fallopian tube

(d)

ovary

In leech the walls of the buccal cavity bear_________ jaws

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three

Excretion in leech is brought about by__________

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nephridia

The thoracic and abdominal cavity of rabbit is separated by_______

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diaphragm

The enlarged anterior part of the Trachea or wind pipe is_________

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Larynx or Voice box

Hirudin

(1)

Protein

Jaws

(2)

Intestine

Digested blood

(3)

Follicle

Fallopian tube

(4)

Papillae

Ovary

(5)

Egg

How does leech respire?

Write the dental formula of rabbit.

Explain respiratory system of a rabbit.

Write a note on female reproductive system of rabbit.

Why does a leech die if you put some salt on it?

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

Describe the heart of rabbit.

Is hirudin used in medical science.

How is the circulatory system designed in leech to compensate the heart structure?

Shylesh has some pet animals at his home. He has few rabbits too, one day while feeding them he observed something different with the teeth. He asked his grandfather, why is it so? What would have been the explanation of his grandfather?