Questions

_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.

Blood flow to a tissue will increase if the

Find the power of a convex lens if the image formed is at a distance of 16 cm from the lens when the object is placed on the other side of the lens at 20 cm from the optical centre?

When the vibrating object moves forward, it creates a region of high pressure in the medium called ______.

The 'Beijing Declaration' is concerned with which one of the following issues?

Where is the headquarters of Interpol located?

In the following question the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct

1. The master returned home after sometime.
P. The snake was lying dead under the cradle.
Q. He went into the room where the baby was sleeping.
R. It had been killed by his dog.
S. He noticed a snake.
6. He realised that his dog had saved his baby.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

A short statement expressing a general truth.