The figure above is a section of a drupe. The part numbered 2 is

Which of the structure listed below is peculiar to the axis vertebra?

Amoeba moves by means of

All living organism

Which of these is the terminal portion of the alimentary canal of a mammal?

Which of these tissue serves the function of support and water conduction

The movement of molecules from a region of higher concentration to one of lower concentration is

An organism which lives on the remain of dead plant is

Which of the substance listed below is a trace element of plants?