w and choose the letter of the
Encircle the letter of the best answer.
1. In ana
living organisms work along with physical component of a habitat to
maintain life.
A. atmosphere B. biosphere
C. ecosystem D. environment
2. It is a component of the environment that includes living organisms.
Abiotic
B. Biotic
C. Consumer D. Producer
3. Which of the following is a biotic component of an ecosystem?
A.Son
B. Warm sun
C. Water
D. Worm
4. It is a non-living component of an ecosystem.
A. Abiotic
B. Biotic
C. Consumer
D. Decomposer
5. Which of the following is an abiotic component of an ecosystem?
A. Ant
B. Bacteria
C. Oxygen gas
D. Snail
6. It is an abiotic component that is needed by plants and trees to make their own food
A. Carbon dioxide B. Soil C. Oxygen
D. Temperature
7. It is an abiotic component that is produced by plants through the process of photosynthesis
A. Oxygen gas
B. Soil
C. Sunlight
D. Water​