Chapter 2: Ecosystem Flashcards
What is a producer?
A producer is an organism that produces its own food through photosynthesis.
Most plants are producers.
What is a consumer?
A consumer is an organism that eats another organism.
What is a primary consumer?
Primary consumers are herbivores and omnivores that eat producers.
What is a secondary consumer?
A secondary consumer is an omnivore and carnivore that eats the primary consumer.
What is a tertiary consumer?
A tertiary consumer is a secondary carnivore that eats a secondary consumer. The size of a tertiary consumer is usually bigger than a primary or secondary consumer.
What is a decomposer?
A decomposer is an organism that breaks down dead animals and plants into simpler materials or nutrients.
What is the purpose of food chain?
A food chain can be used to show the feeding relationship between organisms.
What is a food web?
The interconnection of a few food chains
Where is energy lost at?
Energy is lost in the form of heat energy or chemical energy through undigested food or faeces.
What is a nutrient cycle?
Nutrients are obtained from a balanced ecosystem and used by living things. Then, the nutrients are returned to the environment to be used again
State how is water cycle formed
https://drive.google.com/file/d/1qIqslZVHwYDm5uEOFNEeelvfzH95ZlU9/view?usp=sharing
State how the oxygen and carbon dioxide cycle is formed.
https://drive.google.com/file/d/1Zx5aPpRPV3PTkvFFHNqh4Ihr-7v5d6Ac/view?usp=sharing
What is a habitat?
A habitat is the natural surroundings or home of an organism.
What is an ecosystem?
An ecosystem is a few communities that live together in one habitat and have mutual interaction with one another, including all the non-living components
What is a species?
A species is a group of organisms that have common characteristics and can reproduce to breed offsprings
