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Aquatic Biomes

Total questions: 20

Worksheet time: 11mins

Name
Class
Date
1.

It refers to the measure of dissolved salts in water

a)

Solubility

b)

Salinity

c)

Concentration of salts

d)

Percent by mass

2.

It is a deep zone of a lake or pond, located below the range of effective light penetration.

a)

Littoral Zone

b)

Limnetic Zone

c)

Profundal Zone

d)

Benthic Zone

3.

The following are examples of salts that can be dissolved in water. Which is NOT an example of a salt?

a)

Sodium Chloride

b)

Magnesium Chloride

c)

Sodium Bicarbonate

d)

Sodium Oxide

4.

These biomes have water that contains little or no salt.

a)

Marine Biomes

b)

Freshwater Biomes

c)

Aquatic Biomes

d)

Saltless Biomes

5.

Lakes, ponds, rivers, streams, and wetlands are examples of what particular aquatic biome?

a)

Marine Biome

b)

Aquatic Biome

c)

Freshwater Biome

d)

Flowing water Biome

6.

It is a freshwater biome type that is generally referred to in the scientific community as a lentic ecosystem (still or standing waters).

a)

Lakes and Ponds

b)

Rivers and Streams

c)

Wetlands

d)

Reservoir

7.

Which description and image fit the description of an oligotrophic lake?

a)

Nutrient Poor

Oxygen Rich

Clearer water

Found in high mountains

b)

Nutrient Rich

Oxygen Poor

Inhabited by plants and algae

Found in Lower altitudes

8.

It is the area closest to the land where sunlight penetrates all the way to the sediment and allows aquatic plants (macrophytes) to grow.

a)

Littoral Zone

b)

Limnetic Zone

c)

Profundal Zone

d)

Benthic Zone

9.

It is a distinct ecosystem that is flooded or saturated by water, either permanently (for years or decades) or seasonally (for weeks or months).

a)

Lakes and Ponds

b)

Rivers and Streams

c)

Wetlands

d)

Reservoir

10.

Which description and image fit the description of a eutrophic lake?

a)

Nutrient Poor

Oxygen Rich

Clearer water

Found in high mountains

b)

Nutrient Rich

Oxygen Poor

Inhabited by plants and algae

Found in Lower altitudes

11.

It is an open and well-lit area of freshwater, such as a lake or pond.

a)

Littoral Zone

b)

Limnetic Zone

c)

Profundal Zone

d)

Benthic Zone

12.

These are moving bodies of water, also known as lotic habitats. The water here may end up in a lake or in the ocean

a)

Lakes and Ponds

b)

Rivers and Streams

c)

Wetlands

d)

Reservoir

13.

It is a deep zone of a lake or pond, located below the range of effective light penetration.

a)

Littoral Zone

b)

Limnetic Zone

c)

Profundal Zone

d)

Benthic Zone

14.

These wetlands are dominated by rushes, reeds, or grasses. They are also frequently flooded by water

a)

Swamps

b)

Marshes

c)

Bogs

d)

Wetlands

15.

These wetlands are dominated by woody plants and shrubs. They receive water from rivers, lakes, or seas

a)

Swamps

b)

Marshes

c)

Bogs

d)

Wetlands

16.

These wetlands receive water from rainfall. Mosses, shrubs, and small plants live here.

a)

Swamps

b)

Marshes

c)

Bogs

d)

Wetlands

17.

It is an artificial lake where water is stored. It is mostly formed by constructing dams across rivers.

a)

Lakes and Ponds

b)

Rivers and Streams

c)

Wetlands

d)

Reservoir

18.

It covers about 70% of the earth. Organisms that live in these biomes must be adapted to the salt in the water.

a)

Marine Biomes

b)

Freshwater Biomes

c)

Aquatic Biomes

d)

Saltless Biomes

19.

This biome has a group of trees and shrubs that live in the coastal intertidal zone.

a)

Estuaries

b)

Mangrove

c)

Coral Reefs

d)

Beach

20.

This area supports more than 7,000 species of fishes, invertebrates, plants, sea turtles, birds, and marine mammals which is why it is considered the rainforest of the sea.

a)

Estuaries

b)

Mangrove

c)

Coral Reefs

d)

Beach