Solution:
In sponges, fertilisation is internal and development is indirect having a larval stage which is morphologically distinct from the adult.
In sponges, fertilisation is (A) and development is (B) having a larval stage which is morphologically (C) the adult.
Select the option that correctly fills the blanks A, B and C.
A | B | C | |
1. | internal | indirect | distinct from |
2. | internal | indirect | similar to |
3. | external | direct | distinct from |
4. | external | indirect | similar to |
In sponges, fertilisation is internal and development is indirect having a larval stage which is morphologically distinct from the adult.