Statement 1: An ecosystem is a biological community where living organisms interact with their physical environment.
Statement 2: Biotic factors are the non-living components of the ecosystem.
Fill in the blanks.
1. Living things in the environment are ……………. factors.
2. Biotic factors, abiotic factors and their interactions with one another form an ………….. .
3. …………… itself is one large biome.
4. The number of biotic factors in an ecosystem is decided by …………….. .
5. Green plants in the living world are …………….. .
6. Organisms that depend directly on autotrophs are known as …………. or ……….… .
7. Detritivores feed upon …………. of living things.
8. Each level in a food chain is called a …………….. .
The interaction of living organisms with the non-living environment constitutes the ecosystem.