Questions

If price of an article decreases from Rs 40 to Rs 30, quantity demanded increases from Q1 units to 7500 units. If point elasticity of demand is -1 find Q1?

Oxygenated blood flows out of the heart through the _____ .

The most active phagocytic cells among the leukocytes are

Which of the following part of plant cell, is selectively permeable?

____ is not an endocrine gland in humans.

___ is the liquid part of the blood of which 92% is water and the remaining 8% is proteins, minerals, hormones, enzymes and so on.

The number of valence electrons in an atom of Phosphorous is

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Everybody knows(1)/ that Bhutan is the most peaceful(2)/ of all other countries of the world.(3)/ No Error(4)