B16-Ecosystems Flashcards
1
Q
What is a producer?
A
Organism that produces biomass for itself, usually using photosynthesis.
2
Q
What is a consumer?
A
Organism that has to consume other organisms.
3
Q
What is a predator?
A
Animal that eats other animals.
4
Q
What is a prey?
A
Animal that is eaten by other animals.
5
Q
Why must material in the living world be recycled?
A
Provides building blocks for future organisms.
6
Q
What chemical elements are recylced when animals and plants decay?
A
Carbon, oxygen, hydrogen, nitrogen
7
Q
Who uses carbon dioxide in the atmosphere and what for?
A
Used by producers in photosynthesis
8
Q
Why is the water cycle important?
A
Water is vital for life.
