D. Answer in brief
1. What do you mean by the environment?
2. What are the abiotic components of the
environment?
3. Why are plants called autotrophs?
4. What are heterotrophs?
5. Which living organisms are responsible for
breaking down the bodies of dead organisms?
6. What is a habitat?
7. Name the two types of aquatic habitats.
8. What are the characteristics of a grassland
habitat?
9. What are hydrophytes?
10. How do air bladders help fish?
11. How do some desert toads protect
themselves from the heat?
12. How are the spots of a jaguar useful?
Answers
Answer:
1 -the surroundings or conditions in which a person, animal, or plant lives or operates is called environment
.
2-An abiotic factor is a non-living part of an ecosystem that shapes its environment. In a terrestrial ecosystem, examples might include temperature, light, and water. In a marine ecosystem, abiotic factors would include salinity and ocean currents. Abiotic and biotic factors work together to create a unique ecosystem.
3-plants are called as Autotrophs as they prepare their own food by photosynthesis.
4-an organism deriving its nutritional requirements from complex organic substances.
5- bacteria and fungus
6-the natural home or environment of an animal, plant, or other organism.
7-The two main types of aquatic ecosystems are marine ecosystems and freshwater ecosystems.