Give the information about the following mineral nutrients in plants as asked against each : Calcium : Two Roles during cell division.

Give the information about the following mineral nutrients in plants as asked against each : Sulphur : Any one amino acid in which it is present, effect of deficiency on flowering.

Give the information about the following mineral nutrients in plants as asked against each : Manganese : Chemical form in which absorbed from the soil, the best defined function in photosynthesis.

Name two exples for each of the following in living tissues : Pigments in plants

Give the answer of the following: two uses of each of Argon and Helium.

What essential role does the root endodermis play during mineral absorption in plants?

For an experiment in Botany, two different plants, plant A and plant B were grown under similar laboratory conditions. Their heigths were measured at the end of each week for 3 weeks. The results are shown by the following graph. Were two Plants of the same height during any week shown here? Specify.

State if each of the following statements is true or false. Give reasons for your answer In an elastic collision of two bodies, the momentum and energy of each body is conserved.

Each of the following pie charts gives you a different piece of information about your class. Find the fraction of the circle representing each of these information.

Each of the following pie charts gives you a different piece of information about your class. Find the fraction of the circle representing each of these information.

Each of the following pie charts gives you a different piece of information about your class. Find the fraction of the circle representing each of these information.