Exams

What is the name of the point at which the chromatids are attached in a chromosome?

Four pairs of words are given below out of which three are alike in some manner and one is different. Which is different from the rest?

From a solid cube of side 7 cm, a conical cavity of height 7 cm and radius 3 cm is hollowed out. Find the volume of remaining solid?

A square park having a side 22 m has two roads each 2 m wide running in the middle of it and parallel to its length and breadth. What will be the cost of gravelling the path at the rate of Rs.100/sq.m?

In the question a statement is given, followed by two arguments, I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given arguments, if any, is a strong argument.

Statement : Should street lights be switched off after midnight?

Argument I : No, statistics show that crime and accidents increase if street lights are switched off.
Argument II : Yes, few vehicles ply after midnight, expensive electricity will be wasted.

A piece of paper is folded and punched as shown in the figure. Indicate how it will appear when it is opened?

Suppose that the medians BD, CE and AF of a triangle ABC meet at G. Then AG: GF is

All of the following are true about ecosystems except