4.3

Choose all the correct answers. Plants are important to the ecosystem because they -

• provide food.

• provide materials for shelters.

• reduce erosion.

• decompose others adding nutrients to the soil.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Look at the picture of the food web. Which term describes the tree in this food web?

• producer

• primary consumer

• secondary consumer

• decomposer

Tags

NGSS.MS-LS2-3

Look at the picture of the food web. Which term describes the fox in this food web?

• producer

• primary consumer

• secondary consumer

• decomposer

Tags

NGSS.MS-LS2-1

Look at the picture of the food web. Where is the most energy found?

• mouse

• fox

• squirrel

• tree

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

List the steps of the scientific method

d

e

f

c

b

a

Draw conclusions

Form a hypothesis

Ask a question

Communicate results

Analyze results

Conduct experiment

Tags

NGSS.MS-PS2-2

Match the following

• D

• Evaporation

• A

• Precipitation

• C

• Transpiration

• B

• Condensation

Tags

NGSS.MS-ESS2-4

Identify an example of each of the three states of matter present when the candle is burning.

• The melting wax

• Gas

• The fire/flame

• Liquid

• The hard wax of the candle

• Solid

Tags

NGSS.MS-PS1-4

Look at the picture of the food web. Which would be most affected by a reduction in the number of foxes?

• falcon

• lynx

• tree

• mouse

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Look at the picture of the leaf dichotomous key. Identify the type of tree based on the leaf shown.

• Yew

• White Pine

• Oak

• Holly

Ecosystem factors such as sunlight, water, nutrients, soil, and air are called _____________ factors.

• living

• renewable

• non-living

• nutrients