Questions

Which of the following is added to iron to make iron hard and strong?

Match the characteristics with their market structure:
(a) Firm has control over quantity of output but it must take into account reactions of competitors.
b) Firm will tend to set output so that it earns maximum profits.

In which of the following market forms, a firm does not exercise control over price?

____ is not an endocrine gland in humans.

Which of the following is at the second trophic level of a food chain?

Human blood platelets releases ___ which helps in clotting of blood.

Bacteria, blue-green algae or cyanobacteria and mycoplasma are examples of organisms of which kingdom?

Find the odd word/letters/number pair from the given alternatives.