Ecosystem Roles
A producer.
What is the main source of energy for almost all food chains?
The sun.
Producers get their energy from the soil.
False - producers get energy from the sun.
What do we call it when all members of a species disappear?
Extinction.
What do we call an animal that hunts and eats other animals?
A predator.
What do we call an organism that eats plants or other animals to survive?
A consumer.
What is a diagram that shows how many food chains connect?
A food web.
Cutting down forests destroys habitats.
True.
Which action protects biodiversity: overfishing or creating national parks?
Creating national parks.
What is the animal that is hunted by a predator?
A prey.
What organism breaks down dead plants and animals for energy?
A decomposer.
Put this in order:
Sun
Producer
Primary Consumer
Tertiary Consumer
Sun
Producer
Primary Consumer
Tertiary Consumer
Global warming can change animal habitats.
True.
Name one cause of extinction.
Habitat destruction, pollution, climate change, overhunting, etc.
Which of these is an example of predator-prey?
A fox hunting a rabbit
Bees & flowers
Lions fighting
What organism lives in or on another organism and harms it?
A parasite.
What is a primary consumer usually?
A herbivore or plant-eating animal.
Parasites always help the host survive.
False - parasites harm the host.
Which human action destroys habitats?
Cutting down forests, polluting, building cities, etc.
What do we call an animal that eats organisms that are already dead?
A scavenger.
Give one example of a decomposer.
Fungi, mushrooms, bacteria, etc.
What do you call an animal that eats an animal that eats other animals?
A tertiary consumer.
Scavengers hunt and kill other animals for food.
False - scavengers eat animals that are already dead.
Why is biodiversity important?
It helps keep ecosystems stable and healthy.
Give one real-world predator and it's prey.
Examples:
Lion and zebra
Owl and mouse
Shark and fish
Wolf and rabbit