In plant studies, many species of angiosperms lack secondary growth and therefore do not become woody. They are generally called by which of the following? a) trees b) bines c) herbs d) none of the above Answer : ANSWER: C -- HERBS...
The age of trees is determined by its : (1) girth (2) height (3) growth rings (4) general appearance Answer : growth rings...
In Newton’s rings experiment, if we reduce the radius of curvature of Plano Convex lens to zero, what will be effect on Newton’s rings? (a)They will become more bright (b)They will become more dark ( c)They will disappear (d) They will be more dense Answer : ( c)They will disappear...
In Newton’s rings experiment, if we reduce the radius of curvature of Plano convex lens to zero, what will be effect on Newton’s rings? A. They will become brighter B. They will become darker C. They will disappear D. They will be more dense Answer : C. They will disappear...
Which one of the following statements is not valid for aerosols ? (1) They alter rainfall and monsoon patterns (2) They cause increased agricultural productivity (3) They have negative impact on agricultural land (4) They are harmful to human health Answer : (2) They cause increased agricultural productivity...
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