The given figures illustrate binary fission in amoeba in improper order:

The correct order is

A student added acetic acid to test tubes I, II, III and IV containing the labeled substances and then brought a burning splinter near the mouth of each test tube.

The splinter would be extinguished when brought near the mouth of test tube.

The steps involved in observing a slide under a microscope are given below. They are not in proper sequence.

I. Focus the object under high power microscope.

II. Place the slide on the stage of the microscope.

III. Arrange the mirror to reflect maximum light to the slide.

IV. Focus the object under low power of microscope.

The proper sequence of steps is

Following are the steps involved in the experiment ‘to determine the percentage of water absorbed by raisins’. They are not in proper sequence.

I. Soak the raisins in fresh water.

II. Weigh dry raisins.

III. Weigh soaked raisins.

IV. Wipe out soaked raisins.

The proper sequence of step is

When we open a dicotyledon seed, then its embryo shows two parts. Name these two parts and write their functions.