Pre-Test Post Test Aquatic Science

pH is a scale that measures acidity and alkalinity. The scale goes from 1 to

• 30

• 1,000,000

• 18

• 14

Dissolved oxygen is required for all organisms to go through the process of

• respiration

• photosynthesis

• eating

• sleeping

There is a lot of nitrogen on our planet. Most of it can be found:

• in the soil

• in rocks

• in the atmoshere

• in my closet

Check every answer that applies: Dissolved oxygen levels can be high in a lake because of

• low temperature

• high temperature

• many plants

• not enough plants

• wind

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-1

True or false: All organisms require nitrogen and phosphorous for DNA production

• True

• False

Let's say you are a fish. What level pH would be most desireable to you?

• 1

• 14

• 8

• 3

Tags

NGSS.MS-LS2-4

What is a watershed?

• Water in an area

• Water that flows into a river or stream

• Land that water flows over and through

• Water that is salty

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-1

What is a lake?

• A lake is a large pool of water with land all around it.

• A lake is the same thing as a puzzle.

• A lake has no water in it.

• A lake is made of saltwater only.

Tags

NGSS.MS-ESS2-4

What is a small lake called?

• A puddle

• A river

• A pond

• An ocean

What kind of water do you find in a river?

• freshwater
• salt water
• ocean water
• frozen water

Tags

NGSS.MS-ESS2-4