Excretory products and Elimination

Question 1

Excretory products in animals

Answer 1

Ammonia,Uric acid, CO2, water.IOns-Na+ K+ Cl- phosphate,sulphate.

Question 2

Most toxic and least toxic excretory products.

Answer 2

Ammonia in most toxic requires lot of water for elimination
uric scid is least toxic require minimum amt of water.

Question 3

protonephridia are mainly concerned with.

Answer 3

ionic and fluid balance.

Question 4

Structure and functions of nephridia and animals groups with nephridia.

Answer 4

A tubular structure.
Excretion of nitrogenous waste and ionic and fluid balance.
Earthworms and other annelids.

Question 5

excretory structure of most insects

Answer 5

Malpighian tubules
(help in osmoregulation and excretion of nitrogenous waste)

Question 6

Excretory function in crustaceans are performed by

Answer 6

Antennal or green glands.