Reasoning#short#

Assertion : Short wave bands are used for transmission of radio waves to a large distance. Reason : Short waves are reflected by ionosphere

Assertion : A neuron is a microscopic structure composed of three major parts, namely, cell body, dendrites and axon. Reason : Short fibres which branch repeatedly and project out of the cell body are called axons.

Assertion The term 'Night break' is applied to the occurrence of flowering during night period. Reason Night break is helpful in flowering of short-day plants.

Assertion : Impulsive force is large are acts for a short time. Reason : Finite change in momentum should be produced by the force.

Assertion Each taxonomic group can have two or more names. Reason Name should be short, precise and easy to pronounce.

Assertion :- The rate of appearance of new forms is liked to the life cycle or the life span of organisms. Reason :- The organism with short life span have ability to produce more progenies in shorter time and that have chance to more expsure with nature.

Give reasons for the following statements: (i) Variable factor proportions obtain in the short run. (ii) Fixed factor proportions obtain in the long run.