Freshwater ecosystem quiz

This lake zone suffers from a lack of light and has limited photosynthesis:

• Littoral
• Benthic
• Profundal
• Limnetic

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Where would you find cattails and reeds?

• Limnetic zone
• Littoral zone
• Profundal zone
• Benthic zone

Tags

NGSS.MS-LS2-2

Which zone contains the most life in a lake or pond?

• Littoral zone around the shoreline
• Profundal zone in the deep and dark
• Benthic zone in the sediment
• Limnetic zone in the open lake as far as light reaches

Plants in LAKES and PONDS will NOT include...

• Plants with long, thin, flexible stems and strong roots
• Algae and other floating species
• Plants with waxy coatings and porous stems to absorb minerals right from the water

Algae might grow faster in the summer months due to?

• Warmer water
• Decrease in sediments
• Increase in snails
• Decrease in available dissolved nutrients

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Where is most of the freshwater found on Earth?

• lakes
• glaciers
• oceans
• rivers

Approximately what percentage of the water on Earth is freshwater?

• 0.1%
• 3%
• 50%
• 97%

Approximately what percentage of Earth's water is SALT water?

• 97 %
• 71%
• 30%
• 3%

Ponds are _______ and ________ than lakes?

• smaller and shallower
• fatter and larger
• wider and larger
• longer and wider

What is the name of the area where fresh water from a river mixes with seawater from the ocean?

• A lake.

• The sea.

• The Gulf.

• An estuary.