Questions

Fishes have a ........ chambered heart.

Which of the following classes of animals has/have three-chambered heart?

Who discovered Nitrogen?

Cod liver oil from fish is rich in which vitamin?

In the following questions, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Language, they say, is the _____ through which human beings perceive the world. If so, English is perhaps the most _____ lens through which to see animals. It has _____ a cross eyed view of birds, beasts, fish and fowl. The very word “animal” can _____ the brutish and the sensual. Animal _____ imply baseness and vulgarity.
The very word "animal" can _____ the brutish and the sensual.

Constantan is alloyed from ...... metals.

Which of the following places is not a Middle Stone Age?

A merchant changed his trade discount from 25% to 15%. This would increase selling price by