Prelims

A worker reaches his factory 3 minutes late if his speed from his house to the factory is 5 km/hr. If he walks at a speed of 6 km/hr, then he reaches the factory 7 minutes early. The distance of the factory from his house is

A conveyer belt delivers baggage at the rate of 3 tons in 5 minutes, and a second conveyer belt delivers baggage at the rate of 1 ton in 2 minutes. How much time will it take to get 33 tons of baggage delivered using both the conveyer belts ?

Solve the given equations : x^2 + y^2 = 34 x^4 – y^4 = 544 The values of x and y are

“Metastasis” is the process by which

A man whose blood group is not known meets with a serious accident and needs blood transfusion immediately. Which one of the blood groups mentioned below and readily available in the hospital will be safe for transfusion ?

In the eye donation, which part of the eye is transplanted from the donor ?

“Athlete’s Foot” is a disease caused by

Consider the following statements : I. Tapeworm is a hermaphrodite. II. Round-worm has separate sexes. III. Filaria is caused by a nematode. IV. Guinea-worm is an annelid. Which of these are correct ?

Which of the following features of DNA makes in uniquely suited to store and transmit genetic information from generation to generation ?

The American multinational company, Monsanto has produced an insect-resistant cotton variety that is undergoing field- trails in India. A toxin gene from which ONE of the following bacteria has been transferred to this transgenic cotton ?