Top Sciences Interview Questions :: ALLInterview.com http://www.allinterview.com Top Sciences Interview Questions en-us How does the respiratory system in man work ? http://www.allinterview.com/showanswers/21339.html A man can live without food for a few days, but without air he cannot live even for five minutes. The moment he is born he begins to breathe will continue to breath till he is alive. During the process of breathing he draws some are into his bo Explain about Economic Importance of Fungi ? http://www.allinterview.com/showanswers/21577.html Fungi influence our life in many ways. The parasitic forms cause serious diseases in crop plants and have been brought about important changes in the history of some countries. They are both beneficial and harmful to mankind Useful activities:- What are pseudohyphae? http://www.allinterview.com/showanswers/62.html Some species of fungi produce buds that characteristically failed to detach and become elongated continuation of the budding process then produces a chain of elongated yeast cells called pseudohyphae. What is the difference between active immunity and passive immunity? http://www.allinterview.com/showanswers/93.html Active immunity is the resistance developed by an individual as a result of an antigenic stimulus. Passive immunity is the resistance transmitted to a recipient in a readymade form . what is co-dominance ? http://www.allinterview.com/showanswers/3461.html co-dominance means there are always two alleles for any character. If the two alleles are equally dominant over one another and neither of them exprasses to outside is called codominance.Here neither of the character appares in offspring.This Is a coconut a nut, seed or something else? http://www.allinterview.com/showanswers/34934.html What is Zoology and Explain the Branches of Zoology ? http://www.allinterview.com/showanswers/21400.html It is the study of animals. Zoology is not concerned only with the study of the animals that are living on earth at present time but also those which lived in the past and have disappeared or have become extinct. Branches of Zoology:- Morpho What is methyl red test? http://www.allinterview.com/showanswers/85.html It is to detect the production of acid during fermentation of glucose .five drops of 0.04% solution of methyl red are added to the culture in glucose phosphate medium incubated at 30 C for five days .red colour is positive and yellow shows Explain Pour plate & spread plate ? http://www.allinterview.com/showanswers/18323.html One of the advantages of pour plate is we can identify whetheer bacteria is an anaerobe, aerobe or a facultative aerobe. In a pour plate, bacteria will trap in the agar and the anaerobe and facultative anaerobe will grow within the media What is lncap cell culture ? http://www.allinterview.com/showanswers/18573.html how do mutations occur? http://www.allinterview.com/showanswers/21016.html 1. Mutation in genes can occur by chance in nature(Random Mutation) 2. Mutation can be induced in genes by chemicals in lab what is turn over number? http://www.allinterview.com/showanswers/1316.html The catalytic power of anenzyme is measured by the "turn over number" or molecular activity. it is defined as the number of substrate molecules converted into product per unit time ,when the enzyme is fully saturated with substrate Explain the Rectilinear Propagation of Light ? http://www.allinterview.com/showanswers/21552.html Light travels in a straight line through an homogenous medium. It can be proved by an experiment given below. Arrange two pieces of cardboard, having pin holes at the centre of each, vertically, one behind the other. They should be arranged in What is the world's most poisonous snake, and where is it locat http://www.allinterview.com/showanswers/20188.html Black Mamba is the world's most Poisonous snake , It is located in West and Southern African regions , its speciality is in its muscles which can get such a contraction that mamba gets up on its tail and can bite a person on forehead... What is Sextent ? http://www.allinterview.com/showanswers/21562.html It is an instrument used to determine the Sun?s altitude at a given place. In other words it is the angle which the line joining the observer and the sum makes with the horizontal. It us used by sailors