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[BGCS] The Fourth Quarter Test

Total questions: 21

Worksheet time: 11mins

Name
Class
Date
1.

Ocean acidification begins with ___.

a)

Untreated chemical pollution from ships

b)

Dumping of waste from cities into the ocean

c)

Too much carbon dioxide released from combustion

2.

Primary succession occurs in areas with: ___.

a)

soil that has been disturbed


b)

no soil


c)

fertilized soil


d)

lots of soil


3.

Corals form symbiotic relationships with microscopic photosynthetic algae that live in their cells and give the corals their distinct colors. In this relationship, both species benefit, what is this ecological relationship?

a)

Competition

b)

Mutualism

c)

Predation

d)

Parasitism

4.

Marine organisms make their shells from calcium and ____, and carbon dioxide and seawater combine to form ____.

a)

chloride, carbonic acid 

b)

carbonate, carbon monoxide

c)

chloride, calcium carbonate

d)

carbonate, carbonic acid 

5.

Choose THREE examples of marine organisms that needs calcium carbonate to form their skeleton or shell:

a)

oyster

b)

octopus

c)

crab

d)

shark

e)

sea urchin

6.

Why are coral reefs sometimes called "rainforests of the sea"?

a)

They help reduce pollution

b)

Because they are home to many different species of marine organisms

c)

They keep the water cold

d)

They provide food for humans

7.

_____ is rock debris embedded in base of ice create polishing, grooves and striations.


a)

Plucking

b)

Abrasion

c)

Erosion

d)

Weathering

8.

Which of the following has the highest albedo?

a)

ocean

b)

ground

c)

Ice in the Arctic or Antarctic

d)

road

9.

Recall the video experiment result, and answer: which one cause greater rise in water level, land ice or sea ice?

a)

Sea ice (the frozen ocean water)

b)

Land ice (the glaciers & ice sheets on the land)

10.

Choose the abiotic factors in the figure below.

a)

duck

b)

deer

c)

wind

d)

water

e)

rock

11.

Choose "secondary consumer" in the food chain showing in the figure.

a)

plants

b)

insects

c)

frogs

d)

snakes

e)

hawks

12.

In the food chain shown in the figure, mouse is___ and ___.

a)

producer, and 2nd trophic level


b)

secondary consumer, 3rd trophic level


c)

primary consumer, 3rd trophic level


d)

tertiary consumer, 2nd trophic level


13.

Starfish are probably the most important predator in the shallow ecosystem because they eat basically anything that they can come across. Their feeding activities control the whole ecosystem, which it's their___ in the ecosystem. 

a)

habitat

b)

niche

c)

population

d)

tolerance level

14.

if both bay grass and algae gain energy from the sun totally 5000 J, how much energy can fish get? How much energy can third trophic level organisms get? (hint: 10% rule)

a)

500 J, 50 J

b)

5 J, 50 J

c)

5 J, 5000 J

d)

1 J, 10 J

15.

If the fox population doubled, which populations would decrease in size as a direct result?

a)

Birds and caterpillars

b)

Chipmunks and caterpillars

c)

Birds and chipmunks

d)

Snakes and Birds

16.

Choose the two reasons that increase the population size.

a)

birth

b)

immigration

c)

emigration

d)

death

17.

In the graph , what is the carrying capacity for the deer population in that environment?

a)

20

b)

50

c)

70

d)

80

18.

Mudflow cause a group of elephants gets stuck in mud at the edge of the river, couple hours later, some of them died. Mudflow is considered as ___ that affects the population of elephants in this scenario.

a)

density-independent limiting factor


b)

density-dependent limiting factor


19.

Tropical orchids grows on high branches of a tree to obtain sunlight, while the trees are not affected by the orchids. Which ecological relationship between them?

a)

Predation

b)

Mutualism

c)

Competition

d)

Parasitism

e)

Commensalism

20.

Sea lamprey stays  in the fish body to get  blood for survival. (Sea Lamprey got food, while fish was harmed.) Which ecological relationship between them?

a)

Predation

b)

Competition

c)

Commensalism

d)

Parasitism

e)

Mutualism

21.

Once you complete & submit this quiz on Quizizz, do you know that you should "go back to CANVAS, choose “Text” as submission type and type in "done" and click “Submit" for this assignment on CANVAS, so that Ms. Bi can be notified and able to return grades." ?

a)

Yes, I know and I will do it right now. Thanks for reminding.

b)

No, I will take the consequence of not "submit" on CANVAS.