Photosynthesis in plants converts light energy to____ energy.

Transfer of pollen grains from anther to the stigma of a flower is called ___.

Which of the following is a colloidal solution?

Which of the following method is adopted to remove salt from sea water?

Filling helium in balloons is considered more useful than hydrogen, because?

If the mass of a body is 'm' on the surface of the earth, its mass on the surface of the moon will be :

The filament of an electric bulb is made up of

Hydraulic break and hydraulic lift work on which theorem-