31.The fourth state of matter is

32.Given below are two statements, labeled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ? 1. Assertion (A) : Mating of the cow and a bull at any time will not be useful for breeding purposes. 2. Reason (R) : Fertilization may not take place.

33.Which of the following chemicals is most suitable to control insects on small scale ?

34.From whihc part of the Geranium plant is its oil (used in making perfumes) extracted ?

35.Which part of the cinnamom plant is used as a spice ?