Organisms that are capable of making their own food are called.
Consumers
Producers
Decomposers
Scavengers
Air pollution is caused by
Insecticides
Sewage
Smoke
Loud speakers
A complex pattern of feeding relationship that incorporates several food chains are called _____ .
Food chain
Food web
Both a and b
None of these
The concentration of which gas is highest in our environment?
Oxygen
Hydrogen
Nitrogen
Carbon dioxide
Herbivorous animals are also called __________.
Omnivores
Primary consumers
Secondary consumers
The pollutant responsible for ozone holes is ____________.
CO2
SO2
CO
CFC
The increase in the concentration of CO2 in our environment in last fifty years; since 1960 is about
20%
10%
14%
6%
Which one is consumer ?
Herbivores
Carnivores
In our country the Van Mahotsav Day is observed on
Second of October
First of December
Tenth of August
First of July
Which planet s close to the sun
are too hot to sustain life.
Mercury
Venus
Mars