5 Written questions
5 Matching questions
- Herbivores (primary consumers)
- Carnivores (secondary consumers)
- a They use the producer organisms to provide them with their food.
- b The total mass of living matter in a given unit area
- c The process by which a body of water becomes too rich in dissolved nutrients, leading to plant growth that depletes oxygen.
- d They eat the primary consumers as their source of food.
- e Removal of dissolved materials from soil by water moving downwards
5 Multiple choice questions
- Indicates the transfer of energy from producers through a series of organisms which feed upon each other.
- A prokaryotic (single-celled) organism that acts as a decomposer. It gets the nutrients it needs by breaking down dead organisms.
- A group of similar organisms that can breed and produce fertile offspring.
- Water that flows over the ground surface rather than soaking into the ground
- The process by which two species evolve in response to changes in each other.
5 True/False questions
commensalism → A relationship between individuals of different species that benefits both organisms.
Population → All individuals of a species in a given area.
Adaptation → An inherited characteristic that increases an organism's chance of survival.
Infiltration → All individuals of a species in a given area.
Natural Selection → An inherited characteristic that increases an organism's chance of survival.