STD 11 - 17. Locomotion and movement — BIOLOGY STD 11 Science — Question

The first important biological investigation which led to the conclusion that plant makes its substance from water and not from soil was carried out by

Guttation usually occurs when the plant is put:

Which one of these is viviparous?

The excretory material of bony fish is

Laminarin and manitol of class-Phaeophyceae (brown algae) are

Which of the following is responsible for secondary growth in woody plants?

Breast bone is also called

A group of cells similar in form, function and origin are called:

In case the islets of Langerhans stop functioning which hormone will be in short supply and what will be its effect