Organisms and environment

Why is carbon dioxide important for plants?

• Carbon dioxide gives plants their green color.

• Plants can release carbon dioxide into the air.

• Plants use carbon dioxide to make their own food.

• Carbon dioxide lets plants absorb their roots.

What is the first element of the food web?

• Eagle

• Sun

• Water

• Wolf

What is the first element of the food web?

• Eagle

• Sun

• Water

• Wolf

Plants in a food web are:

• consumers

• decomposers

• producers

• suppliers

Living things that make their own food using air, light, soil and water are called:

• changers

• consumers

• decomposers

• producers

The purpose of a food chain is to show:

• the flow of energy through an ecosystem.

• the number of organism in an ecosystem.

• how animals compete for food in an ecosystem.

• the organism living near each other in an ecosystem.

Every ecosystem supplies the basic needs for the organisms that live there. What are the basic needs of all organisms?

• Air, water, food, habitat

• Food, water, habitat, space

• Air, water, food, protection

• Food, attention, change, water

The living parts of an ecosystem...

• Multicellular

• abiotic factors

• biotic factors

• classification

Tags

NGSS.MS-LS2-1

Which two organisms are in a PRODUCER-CONSUMER relationship?

• Gray Wolf and Fruits
• Vole and Grass
• Elk and Coyote
• Elk and Gray Wolf

Tags

NGSS.MS-LS2-3

Which two organisms are in a PREDATOR-PREY relationship?

• Grass and Vole
• Gray wolf and Elk
• Vole and Elk
• Gray Wolf  and Fruits

Tags

NGSS.MS-LS2-4