Ecosystems

Where do you get the molecules that you need to grow?

• by taking vitamins

• by adding molecules to your body

• you do not use molecules to grow

• by decomposing trees

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Where does the alligator get its food molecules?

• from the grocery store

• through many other organisms that eat one another

• through the sun's energy

• from the Plover bird

Tags

NGSS.MS-LS2-3

Where do food molecules for cecropia trees come from?

• from the ground and animals around the trees

• the food molecules are the same as all plants: carbon dioxide and water molecules and energy from the sun

• Cecropia trees do not need food molecules to survive

• Cecropia trees are in the rainforest so there is plenty of food molecules in the rain

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

What is similar about the paths that energy took through the ecosystem?

• They all have the same animals

• All the paths have energy from the moon

• They all begin with the sun

• They all end with the sun

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

What is an ecosystem?

• The area of land where animals live

• A community of insects that work together

• A community of organisms together with its environment

• The section of a terrarium where plants grow

What do earthworms, slugs, and mushrooms have to do with soil?

• They all live in the soil

• They all help organisms decompose into the soil

• They all are a vital part of the ecosystem

• All of the above

Tags

NGSS.MS-LS2-3

What is a scientific argument?

• An evidence based claim about the natural world

• An argument about science

• A scientific explanation about the solar system

• A discussion between scientists about science

Only living things are made of matter

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

All the matter an animal eats is added to its body

• True

• False

Tags

NGSS.MS-LS1-7

Most organisms in an ecosystem eat only one type of organism

• True

• False