An ecosystem consists of:
ABiotic and abiotic components interacting in an area
BOnly living organisms in an area (option)
COnly the physical environment
DOnly carnivores and herbivores
Answer & Solution
Correct answer: A. Biotic and abiotic components interacting in an area
1. An ecosystem includes living (biotic) and non-living (abiotic) components.
2. Biotic = plants, animals, microbes; abiotic = temperature, soil, water, minerals.
3. They interact and maintain ecological balance.
_Source: NCERT Class 10 Science, Ch 13 "Our Environment", §13.1_
Related questions
The maximum concentration of accumulated pesticides in a food chain is usually found inWhich one of the following is a non-biodegradable waste?Substances that are broken down by biological processes are said to beThe chemicals mainly responsible for the depletion of the ozone layer areThe ozone layer in the upper atmosphere is important because itThe progressive increase in the concentration of harmful, non-degradable chemicals at eachFood chains generally have only three or four steps becauseThe flow of energy in a food chain is