Home
Class 12
BIOLOGY
Name the types of blastula present in...

Name the types of blastula present in following animals:
(i) Amphioxus (ii) Reptiles birds and prototherian mammals
(iii) Insects (iv) Annelids ,Molluscs

A

Teloblastula

B

Holoblastula

C

Coeloblastula

D

Discoblastula

Text Solution

Verified by Experts

The correct Answer is:
D
In large yolky eggs of fishes, reptiles and birds discoblastula is found. It is a small multilayered flat disc separated from the yolk by a narrow subgerminal cavity.
Promotional Banner

Similar Questions

Explore conceptually related problems

Name the excretory organ present in the following animals : (i) Earthworm (ii) Centipedes (iii) Prawn (iv) Star fish (v) Man (vi) Flat worms

Which among the following have scales? (i) Amphibians (ii) Pisces (iii) Reptiles (iv) Mammals

Select the correct option that represents examples of the following types of animals. (i) Roundworm (ii) Fish possessing poison string (iii) A limbless amphibian (iv) An oviparous mammal

Study the above pie charts and match the following (i) Angiosperms (ii) Fishes (iii) Birds (iv) Fungus (v) Insects

Select the correct option that represents examples of the following types of animals. (i) Cold blooded animal (ii) Warm blooded animal (iii) Animal possessing dry and cornified skin (iv) Hermaphrodite animal.