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Estuaries and Intertidal Zones

Total questions: 15

Worksheet time: 5mins

Name
Class
Date
1.

1. What do you call the semi-enclosed area where fresh water from a river meets salty water from the sea.

a)

A. Watershed

b)

B. Groundwater

c)

C. Estuary

d)

D. Ocean

2.

2. It is a factor of living organisms that can affect Ecosystem.

a)

A. Biotic

b)

B. bar-built

c)

C. Abiotic

d)

D. fjords

3.

3. It is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life.

a)

A. emersion

b)

B. Zone

c)

C. Intertidal

d)

D. Ecosystem

4.

4. Occur in the intertidal zone between the land and the sea and that are covered by salty or brackish water for at least part of the time.

a)

A. Rocky shore

b)

B. Mud Flats

c)

C. Coral Reefs

d)

D. Salt Marsh

5.

5. It is located along the edges of the salt marsh. This harsh habitat is covered by water at flood high tide and exposed to the scorching sun at ebb (low) tide. It consists of a soggy substrate made up of clay and silt that is deposited during slack tide.

a)

A. Rocky shore

b)

B. Mud Flats

c)

C. Coral Reefs

d)

D. Salt Marsh

6.

6. Usually occur well below main sea level, where they are only emergent during spring tides, and occasionally in tidal pools higher up the shore.

a)

A. Rocky shore

b)

B. Mud Flats

c)

C. Coral Reefs

d)

D. Salt Marsh

7.

7. It is an intertidal area of seacoasts where solid rock predominates.

a)

A. Rocky shore

b)

B. Mud Flats

c)

C. Coral Reefs

d)

D. Salt Marsh

8.

8. It is an interlinked food chain. It consists of two or more chains and contains more organisms compared to a single food chain.

a)

A. Estuaries

b)

B. Intertidal

c)

C. Food Chain

d)

D. Food Web

9.

9. It is a series of organisms in which an organism feeds on another organism and so on. It always starts with the producer.

a)

A. Estuaries

b)

B. Intertidal

c)

C. Food Chain

d)

D. Food Web

10.

10. Interactions that take place in inertial zones and estuaries are___.

a)

A. Estuaries and Intertidal zone

b)

B. West Coast and West Coast

c)

C. Biotic and Abiotic

d)

D. Food Chain and Food Web

11.

11. These are the factors work together to create a unique ecosystem.

a)

A. Estuaries and Intertidal zone

b)

B. West Coast and West Coast

c)

C. Biotic and Abiotic

d)

D. Food Chain and Food Web

12.

12. It is a nonliving organism that can also affect our ecosystems.

a)

A. Biotic

b)

B. Abiotic

c)

C. Estuaries

d)

D. Intertidal zone

13.

13. Which type of estuary is formed when river sediments create sand bars or barrier islands?

a)

A. coastal plain

b)

B. bar-built

c)

C. tectonic

d)

D. fjords

14.

14. The area where the ocean meets the land between high and low tides?

a)

A. coastal plain

b)

B. bar-built

c)

C. tectonic

d)

D. Intertidal Zone

15.

15. Which type of estuary is formed when river sediments create sand bars or barrier islands?

a)

A. coastal plain

b)

B. bar-built

c)

C. tectonic

d)

D. fjords