Filaments of Spirogyra placed in a beaker of water in a dark cupboard died because

Which of the following features does not necessarily place paramecium as a higher level of organisation over Amoeba?

In the binomial system of naming organisms, the second name is called the

To form a ball and socket joint, the structure labeled I fits into another structure in the scapula called the

A pupil accidentally "watered" a potted plant with concentrated salt solution after sometime the plant began to wilt. The wilting of the plant is due to the ...

The structure labelled II is called

Which of the following activities would revive the plant?

The living materials of the cell consist of

Primary growth in plants is brought about by the activity of the