Question

Given figure represents the different zones of a lake or a pond.
Identify the labelled parts X, Y and Z and select the correct statement.

• A. X constitutes the shallow water banks and is called as littoral zone.
• B. Y constitutes the open water zone up-to which light can penetrate and is called as profundal zone.
• C. Z constitutes the deep water zone where light cannot penetrate and is called as limnetic zone.
• D. All of these

Answer 1

The correct option is A X constitutes the shallow water banks and is called as littoral zone.

X - Littoral zone. It is a shallow coastal zone. Light is available upto bottom in this zone.
Y - Photic zone of limnetic zone. Limnetiic zone is open water zone upt the depth too which light can pentrate
Z - Profundal zone. It is deep water zone where the light does not penetrate.