Ecosystems & Environment

What is an ecosystem?

• All of the biotic factors in one area.

• All of the abiotic factors in one area.

• All of the biotic & abiotic factors in one area.

What is the physical location where plants and animals live?

• population
• habitat
• species
• niche

Biotic means...

• Living

• nonliving

• Biotic and abiotic factors working together

• Organisms competing for the same resources

Abiotic means....

• Living

• squirrels

• nonliving

• Adaptations

What is competition in an ecosystem?

• Plants protecting their fruit from animals.

• Animals playing games to win.

• Organisms fighting over resources.

Living things need air, water, food and a safe habitat to live.

• True

• False

What is a predator-prey relationship?

• When a rabbit eats plants from a garden.

• When one animal hunts another.

• When a plant produces fruit for animals.

Which is a resource that plants compete for?

• Oxygen

• Mates

• Sunlight

Which is a resource that animals compete for?

• Carbon dioxide

• Space

• Sunlight

If a forest fire occurs, what will happen to all of the organisms who live in the forest?

• They will all die.

• They will all survive.

• Some will survive & some will die.