Shipworm is
Shipworm is
Which of the following produces a shell of great ornamental value
Which of the following produces a shell of great ornamental value? Read More »
Pearls of commercial value are produced by which of the following genera
Pearls of commercial value are produced by which of the following genera Read More »
Ink glands as a means of escape from predators are present in
Ink glands as a means of escape from predators are present in Read More »
The respiratory organs in a freshwater mussel are
The respiratory organs in a freshwater mussel are Read More »
Osphradium is to test the purity of water in
Identify the larva which is present only in members of gastropods
Identify the larva which is present only in members of gastropods Read More »