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Ecology part 2 Review

Total questions: 63

Worksheet time: 48mins

Name
Class
Date
1.

Which is considered an abiotic resource

a)

Bones

b)

Fallen Leaves

c)

Water

d)

Shrubs

2.

Which is considered a biotic resource

a)

sunlight

b)

water

c)

air

d)

trees

3.

During the winter, there is a loss of grass population. Which is the most likely result to the ecosystem

a)

Primary consumer population will rise

b)

Producer population will rise

c)

Secondary consumer population will rise

d)

Populations will have limited resources

4.

Parasitism is a relationship in which

a)

An organism hunts a prey, like a lion hunts a zebra

b)

An organism draws its energy from the sun, like a flower

c)

An organism provides source of energy for another organism, like dog with fleas

d)

An organism flees from another organism, like a rabbit running from a dog

5.

A host

a)

provides energy and shelter for another organism

b)

takes energy and shelter from another organism

c)

provides directions for organisms

d)

takes directions from organisms

6.
The term for the role an organism has in the community.
a)
niche
b)
habitat
c)
tolerances
d)
competition
7.

What is an ecological community?

a)

two or more of the same species living in an area

b)

all of the abiotic and biotic factors in an area

c)

one single organism in an ecosystem

d)

all of the living parts of an ecosystem

8.

A niche ________________.

a)

is the function that an organism performs in the food web of that community.

b)

includes everything else the organism does and needs in its environment.

c)

is specific to each individual animal and plant.

d)

All of the above.

9.

What else could low biodiversity mean?

a)

The organisms that live here suffer

b)

Our ecosystem is healthy and can recover from disruption quickly

c)

A disruption to our ecosystem won't recover as quickly

d)

Disruptions happen all the time and can easily be fixed

10.

Biodiversity, aka biological diversity, usually refers to

a)

the number of people on Earth

b)

the variety of species on Earth

c)

the number of animal species in a specific area

d)

the number of plant species in a specific area

11.
When there is higher biodiversity
a)
more organisms are likely to die because they can't adapt to environmental changes.
b)
there is less diversity.
c)
there is more diversity and higher sustainability of life.
d)
there is more diversity and lower sustainability of life
12.

Ticks feed on deer blood with harms the deer.

a)

Mutualism

b)

Commensalism

c)

Parasitism

13.

Mistletoe extracts water and nutrient from the spruce tree it is attached to.

a)

Mutualism

b)

Commensalism

c)

Parasitism

14.

In order for a parasite to survive it needs a...

a)
host
b)

abiotic factors

c)

mutualism

d)

none of these

15.

A relationship where two organisms help each other and benefit?

a)

parasitism

b)

mutualism

c)

commensalism

d)

predation

16.

A relationship where one organism eats another is called

a)

competition

b)

commensalism

c)

mutualism

d)

predation

17.

A relationship where two organisms want the same resource

a)

commensalism

b)

competition

c)

mutualism

d)

predation

18.

A relationship were one organism benefits and the other is unaffected

a)

mutualism

b)

predation

c)

commensalism

d)

competition

19.

A relationship were one organism uses another to survive; often harming it in the process

a)

parasitism

b)

mutualism

c)

commensalism

d)

competition

20.
What type of symbiosis?  Skunks often live in burrows that have been dug and abandoned by woodchucks.  
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
21.
Which symbols best describe parasitism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
22.
Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.
a)
commensalism
b)
mutualism
c)
neutralism
d)
competition
23.

Clown fish live among anemones, acting as a lure for the sea anemone's prey. The clown fish get protection and shelter from the anemone. This is an example of which type of symbiosis?

a)

Commensalism

b)

Mutualism

c)

Parasitism

24.

large areas of similar ecosystems

a)

astrodomes

b)

food chain

c)

biomes

d)

food web

25.

Rainforest, Deciduous Forest & Taiga

a)

3 Grassland Biomes

b)

3 Desert Biomes

c)

3 Marine Biomes

d)

3 Forest Biomes

26.

Identify the biome based on the characteristics below

large, open spaces where mostly grass grows. Trees only grow near rivers or streams. The soil is very rich. The largest land animals live in this area

a)

marine

b)

grasslands

c)

forest

d)

tundra

27.

Identify the biome based on the characteristics below

very, very dry. During the day, it can get above 100 degrees Fahrenheit (F), but at night the temperature can drop into the 40s & 50s( F): have very little rainfall.

a)

taiga

b)

deserts

c)

tundra

d)

grasslands

28.

Identify the biome based on the characteristics below

found near the equator. They have the largest variety of plant and animal life. They are very warm and very wet. Some of them can get as much as 400 inches of rain every year.

a)

desert

b)

tropical rain forest

c)

tundra

d)

coniferous forest/taiga

29.

Identify the biome based on the characteristics below

contain forests where the seasons change. The leaves change color in the autumn and fall off in the winter. Summers are warm and winters are cold.

a)

coniferous forest

b)

temperate deciduous forest

c)

tropical rainforests

d)

savannah

30.

Identify the biome based on the characteristics below

located near the North Pole. A thin layer of soil covers something called permafrost, a layer of ground that is permanently frozen, so it never thaws. Most of the year the temperature is below freezing, and very little rain falls there. It is the coldest biome.

a)

taiga

b)

arctic

c)

tundra

d)

subpermafrost

31.

Identify the biome based on the characteristics below

largest land biome-found between temperate forests and the Tundra-largest land biome-Plants include Coniferous evergreen trees.

a)

Deciduous Forest

b)

Grassland

c)

Taiga

d)

Tropical Rainforest

32.

Identify the biome based on the characteristics below

cover 70% of the Earth

a)

saltwater biome

b)

freshwater biome

c)

mariner biome

d)

marine biome

33.

Identify the biome based on the characteristics below

include rivers, lakes, streams and ponds. They are home to animals like fish, frogs and birds. Many plants grow in or near

a)

saltwater biome

b)

brackish biome

c)

freshwater biome

d)

brine bioms

34.
Nesting birds often space themselves evenly from other nests. This pattern is called
a)
clumped dispersion.
b)
uniform dispersion.
c)
random dispersion
d)
scatter dispersion
35.
Which of the following is a density-dependent limiting factor?
a)
human activities 
b)
unusual weather
c)
competition
d)
natural disaster
36.
Which of the following statements about primary succession is true?
a)
It begins with a climax community
b)
Small mammals are the first to live there
c)
It begins with bare rock
d)
It begins with rock and soil
37.
What type of growth is shown on this graph?
a)
logistic
b)
exponential
c)
average
d)
density-independent
38.
Which of the following is a density-independent limiting factor?
a)
natural disaster
b)
predation
c)
disease
d)
parasitism
39.
The way in which individuals of a population are spread out is called
a)
population density
b)
survivorship
c)
population dispersion
d)
logistic curve
40.
What pattern of growth will a population with limited resources show?
a)
density-dependent
b)
exponential 
c)
logistic
d)
logical 
41.
Diseases may spread more rapidly when an area is crowded, so disease is considered to be a
a)
type I survivorship curve
b)
population crasher
c)
density-dependent limiting factor
d)
population enhancer
42.
What type of population growth is shown in the graph?  
a)
logistic growth
b)
logical growth
c)
exponential growth
d)
density-dependent growth
43.
A sequence of biotic changes that regenerate or create an ecological community is known as
a)
factors
b)
erosion
c)
succession
d)
progression
44.
Lichens and mosses that first live in uninhabited areas are examples of
a)
secondary species
b)
non-native species
c)
pioneer species
d)
climax species
45.
Secondary succession is most likely to occur
a)
on a volcanic island
b)
after a rainstorm
c)
after a Thanksgiving Turkey dinner
d)
after a forest fire
46.
 What is the name for this leveling off shown in the graph?
a)
logistic line
b)
carrying capacity
c)
climax point
d)
mediocre
47.
After how many hours does the yeast population shown in the graph reach its carrying capacity?
a)
15 hours
b)
10 hours
c)
6 hours
d)
At the start
48.
What is the amount of yeast shown in the graph at the 6-hour mark?
a)
6.0 mg/cc
b)
3.0 mg/cc
c)
1.5 mg/cc
d)
10 mg/cc
49.

A group of individuals that belong to the same species that live in the same area at the same time.

a)

age structure

b)

population

c)

density

50.

The number of individuals per unit area.

a)

density

b)

dispersion

c)

age structure

51.

The number of individuals in the population.

a)

population size

b)

density

c)

dispersion

52.

A mouse with a short life span, produces more offspring than can survive, and gives little or no parental care is a

a)

R-selected species

b)

K-selected species

53.

An elephant that has only 1 offspring at a time, has a long life span, and provides parental care throughout maturity is a

a)

K- selected species

b)

R-selected species

54.

This graph represents the _______ growth curve.

a)

Exponential

b)

Logistic

55.

These organisms have:

Long life span

Long period of gestation-pregnancy

Long term care of babies until maturity

Have few babies

a)

K-strategist

b)

R-strategist

c)

H-strategist

56.

These organisms have:

Short life span

Short gestation-pregnancy

Very little care for babies

Produce more offspring that can survive

a)

R-strategist

b)

K-strategist

c)

H-strategist

57.

After land is cleared for farming, what type of succession might occur?

a)

Primary

b)

secondary

c)

tertiary

58.

What is a climax community? Select 2

a)

The final community in an ecosystem

b)

The first species to appear after a forest fire

c)

Moss and lichen

d)

Tall hardwood trees

59.

Which type of succession reaches the climax community faster?

a)

primary succession

b)

secondary succession

60.

Which type of succession happens when a new island is formed by a volcano erupting?

a)

primary succession

b)

secondary succession

61.
What is formed during primary succession that doesn't need to be formed during secondary succession?
a)
pioneer species
b)
soil
c)
climax community
d)
lichens
62.
How do lichens contribute to primary succession?
a)
Lichens decompose organic matter from animals and plants
b)
Lichens begin to break down rock to form soil
c)
Lichens are nitrogen fixing bacteria
d)
Lichens convert carbohydrates into fossil fuels.
63.

After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area?

a)

Lichens → Shrubs → Grasses → Trees

b)

Lichens → tree → shrubs→Grasses

c)

Grasses → Lichens → Shrubs → Trees

d)

Lichens → Grasses → Shrubs → Trees

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