Advertisements
Advertisements
Question
What does ecosystem mean?
Solution
The definite geographical area formed by biotic and abiotic factors and their interactions with each other constitute the ecosystem.
APPEARS IN
RELATED QUESTIONS
Describe the advantages for keeping the ecosystems healthy
What is an ecosystem ?
Write one or two word for the following statement/definition :
Selfcontained unit of living things and their non-living environment needing only sunlight for its functioning
State whether true or false– Flow of nutrients in an ecosystem is unidirectional.
If frog population in paddy fields declines all of a sudden,
a) What will be the effect on paddy crop?
b) Number of which consumers will decline and which will increase?
c) Name the Indian states where paddy is cultivated on a large scale.
Define the following term and give two examples.
Autotrophs
How do gymnosperms and angiosperms differ?
The second trophic level in a lake is ________________.
Explain the various components of ecosystem.
____________ is an organic compound of abiotic components.
Environment is a broad concept.
Which one of the following is NOT a natural aquatic ecosystem?
______ are found both on land and water.
Flow of energy in an ecosystem is always
We do not clean ponds or lakes, but an aquarium needs to be cleaned. Why?
"Although gardens are created by man but they are considered to be an ecosystem." Justify this statement.
Which is the most important service provided by environment?
In an ecosystem, bacteria are considered as______.
