Which statement is the most accurate?
60% of the earth`s land surface is now used to grow crops and graze animals.
Ganga and Yamuna rivers are covered under the Ganga Action Plan-I and II.
9.73% of the total global supply of water is available for human consumption.
The 14 major river systems are a part of the Ganga action plan.
Biotic environment includes
Producers
Consumers
Decomposers
All the above
Which of the following wastes cannot be decomposed by bacteria to form compost?
Kitchen wastes
Plastic and polythene bags
Dead plants
Bodies of insects living in the soil
Abiotic environment does not include
Air
Water
Soil
Plants
Which of the following is a non renewable resource?
Solar Energy
Hydrocarbon fuel
Flora and fauna
Nuclear power
Air pollution is caused by
Insecticides
Sewage
Smoke
Loud speakers
Decomposers include
Bacteria
Fungi
Both a & b
Animals
Plants are green because of the presence of a pigment called:
glucose
nitrogen
chlorophyll
oxygen
The group of organisms which convert light into food are called
autotrophs
heterotrophs
decomposers
Chief source of energy in environment is
Fire
Moon
Sun
Stars
