Arrange the followign in the sequence in which you would find them in a plant starting from the periphery: Epidermis, Pith, Endodermis, Cortex.

How can you find the mass of earth, starting from the law of gravitation?

Given a cylindrical tank, in which situation will you find surface area and in which situation volumen. To find the number of smaller tanks that can be filled with water from it.

Two poles of equal heights are standing opposite each other on either side of the road,which is 80m wide.From a point between them on the road,the angles of elevation of the top of the poles are 60^@ and 30^@ respectively.Find the height of the poles and the distances of the point from the poles.

Two poles of equal heights are standing opposite to each other on either side of the road which is 80m wide. From a point between them on the road the angles of elevation of the top of the poles are 60° and 30° respectively. Find the height of the poles .

Samples of four metals A,B,C and D were taken and added to the following solutions one by one.The results obtained have been tabulated as follows. Use the table above to answer the following questions about metals A,B,C and D. (i)Which is the most reactive metal? (ii)What would you observe if B is added to a solution of copper (II) sulpahate? (iii)Arrange the metals A,B,C and D in the order of decreasing reactivity.

Which one of the plant growth regulators would you use if you are asked to : Induce rooting in a twig

The poles of equal height are standing opposite to each other on either side of a road which is 100meters wide.From a point between them on the road,the angle of elevation of the tops are 30^@ and 60^@ .Find the position of the point and also the height of the poles.

Which one of the plant growth regulators would you use if you are asked to : 'Bolt' a rosette plant

Which one of the plant growth regulators would you use if you are asked to : Quickly ripen a fruit