Questions

How many chromosomes does a human cell contain?

Retinol is mainly related to ___.

7 workers work in a printing press. Each gets paid Rs 450 per day. The 8th worker demands Rs 500 per day. If this worker is hired then all other workers must be paid Rs 500. The marginal resource (labour) cost of the 8th worker is _______.

In the following question, 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.

The closure ______ the workers adversely.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

It is necessary, then, to keep our ____________ acts under some surveillance of attention, to pass them in review for inspection every now and _________, that we may discover possible modifications which will make them more serviceable. We need to be __________, constantly to find out better ways of doing things. Habit takes care of our standing, walking, sitting; but how many of us could _________ improve his poise and carriage if he would? Our speech has become largely automatic, but no doubt all of us might remove _____________ of enunciation, pronunciation or stress from our speaking.

to keep our ____________ acts under some surveillance

The rate of change of velocity is called

On 30 January 2018, who among the following called for simultaneous elections to Lok Sabha and state assemblies?

The angle of elevation of the top of a pillar from the foot and the top of a building 20 m high, are 60° and 30° respectively. The height of the pillar is