If the carbon dioxide content in the atmosphere is increased then which one of the following would not get affected?

The nitrogen molecules present in air can be converted into nitrates by:

Top soil is the best for the vegetation. The main components ofthis productive top layer are:

The process of nitrogen fixation by bacteria does not take place in the presence of:

Weeds are the unwanted plants that grow along with the cultivated plants. How do they affect the crop plants?

Growing different crops in the same field in a pre-planned succession, to improve the quality and quantity of the crop yield and maintain the fertility of soil is known as:

Drones” in the honeybee colony are stingless and are unable to gather food. Their main role is to mate with queen bee and help in breeding.
Drones are born out from:

Find out the wrong statement among the following:

Which of the following is a fungus disease causing maximum deaths of poultry birds?

What is true about scalar quantities?

A body whose position with respect to surrounding does not change is said to be in a state of:

Vector quantities are those which have

A body said to be in motion if:

Distance is always: