Question

Q1. Fill in the blanks
a. ____has nephridia for excretion.
b. The finger like structures present around the mouth of cnidarians are
called____
c. Bones with large air cavities are present in_____
d. Scorpions and spiders are____
e.A crocodile has a_____chambered heart.​

Answer 1

Answer:

So, the correct option is '(i) Nephridia (ii)Malpighian tubules (iii) Green gland (iv) Flame cell'.

Answer 2

Explanation:

A- Malpighian tubule

B - Open

C - Annelida

D - Mollusca

E - Feather- like gills

this is your answer

hope it will help you..

thank me...

plz follow me....

Answer