Q51 of 100 Page 161

In which of the following animals the embryo develop fully inside the mother’s body and in which they develop fully in the eggs laid by mother ?

Cow, Ostrich, Frog, Lizard, Deer, Cat, Snake, Tiger, Dog, Hen

(a) Viviparous animals –Cow, deer, cat, tiger, dog.

(b) Oviparous animals – Ostrich, frog, lizard, snake, hen.


More from this chapter

All 100 →
49

Give five example each of animals which develop :

(a) inside the mother.

(b) inside eggs which the mother lays.

 50

Explain how, chicks are born. How much time does the embryo present in hen’s egg take to develop into a chick (when provided sufficient warmth) ?

 52

Name two animals which undergo metamorphosis and two which do not.

 53

Which of the following animals undergo metamorphosis and which do not ?

Cow, Butterfly, Silk moth, Humans, Frog, Housefly, Sparrow, Hen, Mosquito, Money