Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

APES Unit 1 Review

Total questions: 60

Worksheet time: 53mins

Name
Class
Date
1.

This biome has grass, but few trees due to fires, drought, and grazing

a)

temperate grassland

b)

coniferous forest

c)

desert

d)

savanna

2.

What is the main function of photosynthesis for a plant?

a)

To make glucose

b)

To make carbon dioxide

c)

To make oxygen

d)

To make proteins

3.

What service do decomposers perform?

a)

Store carbon dioxide

b)

Recycle nutrients from organic matter (cycle C, N and P in their cycles)

c)

Produce phosphorus for plants

d)

Filter water

4.

A forest has a GPP of 3.8 kcal/m^2/year and the rate of cellular respiration is 2.4 kcal/m^2/year. What is the NPP?

a)

6.2 kcal/m^2/year

b)

1.4 kcal/m^2/year

c)

1.0 kcal/m^2/year

d)

9.12 kcal/m^2/year

e)

1.58 kcal/m^2/year

5.

Choose the correct sequence for energy flow within an ecosystem

a)

Herbivores --> producers --> carnivores --> scavengers

b)

Producers --> herbivores--> carnivores --> decomposers

c)

Producers --> carnivores --> herbivores--> carnivores

d)

Scavengers--> carnivores --> herbivores--> producers

6.

One characteristic feature of the tundra is that only the surface thaws in the summer and refreezes in the winter, leaving a permanently frozen subsoil. This characteristic is known as

a)

Hoarfrost

b)

Glaciation

c)

Permafrost

d)

Crystallization

7.

The kangaroo rat is able to get all of the water it needs through its food and therefore, never needs to drink liquid. This animal has adapted to survive in which biome?

a)

Forest

b)

Tundra

c)

Desert

d)

Grassland

8.
The most important abiotic factors when studying biomes are...
a)
Food and Water
b)
Rain and Sunlight
c)
Temperature and Oxygen
d)
Precipitation and Temperature 
9.
The biome known for trees with broad leaves that fall off the trees in the winter.
a)
Taiga/Boreal/Coniferous Forests
b)
Temperate Seasonal (Decidious) Forests
c)
Deserts
d)
Tropical Rain Forests
10.

The rain forest soil is

a)

poor and rocky

b)

frozen soil

c)

thick and nutrient rich

d)

thin and nutrient poor

11.

Which biome, because of its climate, has the largest number of species of plants and animals?

a)

Tundra

b)

Tropical Rainforest

c)

Desert

d)

Coniferous forest

12.

__________ primary productivity = the organic materials that remain after photosynthetic organisms in the ecosystem have used some of these compounds for their cellular energy needs (cellular respiration).

a)

Gross

b)

Total

c)

Net

d)

Secondary

13.

Ecological efficiency from one trophic level to the next is generally:

a)

1%

b)

10%

c)

75%

d)

90%

14.

Which of the following is something that mangroves provide?

a)

nursery habitats for fish

b)

rookeries, nesting areas, for birds

c)

protection from storm winds, waves, and floods

d)

an underwater rainforest

15.

Which part of the mangrove ecosystem plays a crucial role in trapping and storing carbon?

a)

Mangrove leaves

b)

Mangrove roots

c)

Mangrove flowers

d)

Mangrove fruits

16.

In the nitrogen cycle, denitrification is the process of _______

a)

No3 to N2 so it can return to the atmosphere

b)

N2 to NH3 and NH4

c)

Evaporation

d)

Photosynthesis & respiration through fossil fuels.

17.
A particular golf course is using large amounts of nitrogen fertilizer. What process could move this nitrogen into a local stream?
a)
volatilization
b)
nitrogen fixation
c)
runoff
d)
ammonification
18.

Organisms like plants and animals assimilate nitrogen and incorporate it into __________.

a)

ammonia

b)

nitrate

c)

glucose C6H12O6

d)
proteins and nucleic acids
19.
When nitrogen gas is turned in to a form that plants and animals can use is called 
a)
Combustion
b)
Photosynthesis
c)
Decomposition
d)
Nitrogen Fixation
20.

This is NOT a part of the phosphorus cycle.

a)

Phosphate is incorporated into sedimentary rocks

b)

Phosphate bound to soil

c)

Atmospheric phosphate

d)

Phosphate is absorbed from the soil by plants

21.

In general, algal blooms occur when

a)

toxins accumulate in shellfish.

b)

nutrients decrease in the water.

c)

nutrients increase in the water.

22.

The phosphorus cycle occurs much more quickly than the carbon and nitrogen cycles.

a)

true

b)

false

23.

What is the main reservoir for the carbon cycle?

a)

Atmosphere

b)

Ocean sediment

c)

Coal

d)

Vegetation

24.

Which element makes up the majority of the atmosphere?

a)

Carbon

b)

Oxygen

c)

Phosphorus

d)

Nitrogen

25.
Which of the following add carbon dioxide to the atmosphere?
a)
volcanoes
b)
combustion of fossil fuels
c)
animal and plant respiration
d)
all of these
26.

Which of the following describes the role of nitrogen-fixing bacteria in the nitrogen cycle? Nitrogen-fixing bacteria convert....

a)

nitrates intro nitrogen gas

b)

ammonia into proteins

c)

nitrogen gas into ammonium ions

d)

proteins into nitrates

27.
Animals obtain the nitrogen they need directly from the
a)
soil in their habitat
b)
air they breathe
c)
plants they eat
d)
bacteria living within them
28.

Which of the following processes shown in the diagram leads to precipitation? Evaporation rate, Runoff rate, Surface infiltration rate, Deep infiltration rate

a)

Evaporation rate

b)

Runoff rate

c)

Surface infiltration rate

d)

Deep infiltration rate

29.

Mutualism

a)

None of the following

b)

When the relationship between two organisms is beneficial for both

c)

When the relationship between two organisms benefits one and does on effect the other.

d)

A relationship between two organisms where the parasite benefits and the hose is negatively impacted.

30.

Commensalism

a)

When the relationship between two organisms positively benefits both.

b)

When the host is negatively impacted while the parasite is benefited.

c)

When the relationship between two organisms benefits one and does on effect the other.

31.

Parasitism

a)

When the host is negatively impacted and the parasite is positively impacted.

b)

When the relationship between two organisms positively benifits both

c)

When one organism is positively affected while the other is not effected.

32.

Inter-specific competition

a)

A long term relationship between two organisms

b)

When two different species in an ecosystem compete for the same resources.

c)

When two of the same species are competing for the same resources.

d)

When both species in a relationship benifit

33.

Biotic factors

a)

The living factors in an enviornment

b)

The non-living factors in an environment.

34.

Abiotic factors

a)

The living factors in an environment

b)

The non-living factors in an environment.

35.

Detrivores

a)

An organism that feeds on dead or decaying matter

b)

An organism that converts sunlight into energy

c)

An organism that eats primary consumers

d)

None of the above

36.

If the producer level starts with 8500 calories, how many would make it to the tertiary level?

a)

850 calories

b)

85 calories

c)

8.5 calories

d)

.85 calories

37.

What would happen if the krill sharply declined?

a)

Zooplankton would decline

b)

Cod would increase

c)

Penguins would decline

d)

Squid would increase

e)

Penguins would increase

38.

The kind of wetland formed where saltwater and fresh water meet is called

a)

brujeria

b)

estuary

c)

swamp

d)

marsh

39.

An ecosystem where water covers the soil or water is near the surface of the soil is called

a)

a desert

b)

an ocean

c)

an estuary

d)

a wetland

40.

Adaptations in the deep ocean might include

a)

the ability for plants to excrete salt water

b)

the ability to hold on to rocks against strong current

c)

strong swimming abilities

d)

glowing bacteria to signal in the dark

41.

Adaptations in the river biome might include the ability to ___________

a)

ability to produce energy from sulfur

b)

excrete salt water

c)

resist a strong current

d)

conserve oxygen by not moving

42.
What are the three common types of freshwater wetlands? 
a)
forest, swamp and marsh 
b)
bog swamp and forest
c)
marshes, swamps, and bogs
d)
tundra, boreal, grassland 
43.
How do wetlands help prevent flooding?
a)
They provide habitat
b)
They absorb extra runoff
c)
The provide nutrients
44.
Which of the following is a reason why wetlands are important?
a)
It acts as a filtering system
b)
It's a place where birds die
c)
It lets water pass through
45.
What benefit does the plants slowing down the flow of water through a wetland cause?
a)
They filter water
b)
They provide habitat
c)
The provide nutrients
46.
These are the three main jobs of wetlands.
a)
provide habitats, store flood waters, purify water
b)
provide habitats, store plant life, purify water
c)
purify water, store wildlife, provide habitats
d)
purify the land, store flood waters, provide habitats
47.

Decomposition and Photosynthesis and part of which carbon cycle?

a)

Geological

b)

Biological

48.
What does NOT produce carbon dioxide?
a)
Photosynthesis
b)
Burning Fossil Fuels
c)
Animal respiration
d)
Plants decaying
49.
Combustion is another word for __________.
a)
Transportation
b)
Respiration
c)
Fossil Fuels
d)
Burning
50.

What is the primary driver of fast carbon cycling?

a)

Weathering of rocks

b)

Volcanic eruptions

c)

Cellular metabolism of producers

d)

Ocean currents

51.

Which of the following is a major long-term carbon reservoir?

a)

The atmosphere

b)

Plant biomass

c)

Fossil fuels

d)

Ocean surface waters

52.

How does decomposition contribute to the carbon cycle?

a)

It only releases carbon dioxide into the atmosphere.

b)

It only returns carbon to the soil.

c)

It can release carbon dioxide and return carbon compounds to the soil.

d)

It has no significant impact on the carbon cycle.

53.

The major sink for phosphorus is

a)

sedimentary rock

b)

atmospheric gases

c)

seawater

d)

plants

54.

What things add phosphorus to the soil? Check all that apply.

a)

Decomposition

b)

Erosion

c)

Excretion

d)

Lightning

e)

Respiration

55.

What organism fixes nitrogen in order for plants to use it?

a)

legume plants

b)

bacteria

c)

squirrels

d)

lightening

56.

True or False:

Bacteria create a form of nitrogen that animals can use directly

a)

True

b)

False

57.

What would happen to this nitrogen cycle if a virus killed all the bacteria?

a)

Nitrogen would just keep on cycling

b)

The cycle would stop

c)

Plants would take over for the bacteria

d)

Fish would grow more because there's no bacteria

58.

When deciduous trees shed their leaves, specialized soil bacterial will consume the leaf material for energy and, in the process, will return some of the leaf nitrogen to the soil. What nitrogen cycle process is taking place?

a)

nitrogen fixation

b)

nitrification

c)

denitrification

d)

ammonification

e)

assimilation

59.

Carbon dioxide in the atmosphere enters the biotic parts of the biosphere through _____.

a)

burning of forests

b)

photosynthesis

c)

combustion of fossil fuels

d)

all of these

60.

Cellular respiration occurs in both animal and plant cells.

a)

true

b)

false