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WorksheetsOur environment - part 5
Total questions: 10
Worksheet time: 5mins
What percentage of sunlight is captured by plants to convert into food energy?
1%
10%
50%
more than 50%
Ozone shields the surface of earth from:
Infra-red rays
U-v rays
X-rays
Both Uv and X-rays
The organisms which synthesise carbohydrates from inorganic compounds using radiant energy are called:
Decomposers
Producers
Herbivores
Carnivores
Order of energy flow in ecosystem is:
Sunlight →Herbivores →producers →carnivores
Sunlight → producer’s → carnivore’s → herbivores
Sunlight → herbivores → carnivores → producers
Sunlight → producers →herbivores → carnivores
Acid rain is caused due to _______.
Carbon oxides
Nitrogen oxides
Sulphur oxides
both nitrogen oxides and sulphur oxides
Which statement is incorrect:
All green plants and blue green algae are producers
Green plants get their food from organic compounds
Producers prepare their own food from inorganic compounds
Plants convert solar energy into chemical energy
Which refrigerant is responsible for depletion of ozone layer?
CFC
FCC
FCF
CCF
Which of the following belongs to the category of primary consumers?
Eagle and snake
Grasshopper and cattle
Snake and frog
Water beetles and fish
A detritus food chain begins with _____.
Carnivores
Herbivores
Omnivores
Decomposers
Edaphic factors include ______.
Abiotic components
Biotic components
Producers
Consumers
