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Biodiversity, biomes and microhabitats

Total questions: 112

Worksheet time: 2hrs 22mins

Name
Class
Date
1.

A student walks the schoolyard and observes that there are many living things such as different plants and animals. She notices that moss grows in moist shady areas but did not see any in the open yard where its sunny. What is the best explanation for her observation?

a)

Different habitats support different plants and animals

b)

All plants and animals can live in any environment

c)

Schoolyards are not able to sustain living things

d)

Schoolyards are the only places where moss can grow.

2.

Which plants would most likely be found in a rain forest?

a)

1

b)

2

c)

3

d)

4

3.

Which of the following statements about biodiversity in ecosystems is true?

a)

Small ecosystems have less biodiversity and are affected more by natural disasters

b)

Large ecosystems are so spread out that maintaining diversity is difficult

c)

Stresses to an ecosystem increase biodiversity by introducing factors that lead to evolution

d)

Despite size, ecosystems with biodiversity are better suited to handle natural disasters.

4.

A certain kind of plant lives only in a small area of a deciduous forest. What can you conclude?

a)

Not all parts of a deciduous forest are the same

b)

A deciduous forest does not have many types of plants

c)

A deciduous forest does not have many types of animals

d)

All parts of a deciduous forest are the same.

5.

Increasing biodiversity affects the sustainability of an ecosystem by

a)

always decreasing competition for limited resources within an ecosystem

b)

allowing an ecosystem to survive many changes

c)

preventing an ecosystem from surviving many changes

d)

always increasing competition for limited resources within an ecosystem

6.

What is one important way the arctic fox is adapted to its environment?

a)

its strong paws help it climb trees

b)

Its small size helps the fox hide below forest plants

c)

Its white fur helps the fox stand out to other animals

d)

its small ears and nose help slow the fox's heat loss in a cold climate

7.

The picture shows an arctic fox.

In which biome does the fox most likely live?

a)

Desert

b)

Tundra

c)

Grasslands

d)

Temperate Rainforest

8.

Which of the following factors determines a biome's identity

a)

the climate that exists there

b)

the number of people who live there

c)

the amount of pollution that occurs there

d)

the types of activities that can be done there

9.

You observe a garden in a schoolyard. Corn, tomatoes, pumpkins, and other crops thrive in the garden. What is most likely true of the soil in this micro-habitat?

a)

It is dry and frozen

b)

It is rocky, sandy, and dry

c)

It is deep, dark, and nutrient rich

d)

It is thin, acidic, and nutrient poor.

10.

In which biome would you expect to find many coniferous trees?

a)

Taiga

b)

Tundra

c)

Savanna

d)

Tropical rain forest

11.

How is a tundra biome similar to a desert biome

a)

Both biomes have dry rocky soils

b)

Both biomes lack plants or animals

c)

Both biomes are hot during the day and cold at night

d)

Both biomes are characterized by very little precipitation.

12.

Who is your favorite teacher.

a)

Any other 7th grade teacher

b)

Any other 6th grade teacher

c)

Pizana

d)

A teacher from elementary school

e)

I don't have one.

13.

Which statement is true?

a)

There are a few number of animals that live in the rain forest, and they belong to a small number of species.

b)

The population of animals in the rainforest is large and diverse.

c)

Many animals live in the rainforest, but there are just a few species that can survive there.

d)

There are many species living in the rainforest, but their populations are usually very small.

14.

What might happen to the earth’s atmosphere if the rainforest disappeared?

a)

We’d have less oxygen and more carbon dioxide.

b)

We’d have more oxygen and less carbon dioxide.

c)

We’d have more oxygen and more carbon dioxide.

d)

We’d have less oxygen and less carbon dioxide.

15.

The tropics can be found…

a)

Throughout the pacific ocean.

b)

On every continent.

c)

Only in the southernmost regions of the earth.

d)

Near the equator.

16.

Which of the following most likely supports the most sustainable ecosystem?

a)

The habitat with the greater number of green plants

b)

The habitat with the greatest variety of living things

c)

The habitat with the warmest average temperature

d)

The habitat with the greatest number of consumers

17.

Which of the following is considered a BIOTIC factor?

a)

Rocks

b)

Sun

c)

Water

d)

Tree

18.

What is the name of an area that has a large variety of flora and fauna in which that it makes up?

a)

Habitat

b)

Biome

c)

Abiotic Factors

d)

Biotic Factors

19.

Which of the following biomes is considered the most biodiverse?

a)

The ocean

b)

The tundra

c)

The rainforest

d)

The grasslands

20.

Fauna are ____________ and Flora are ____________

a)

Plants, Animals

b)

Animals, Plants

c)

Biotic Factors, Abiotic Factors

d)

Abiotic Factors, Biotic Factors

21.

Under which biome would an Alpine and the Arctic fall under?

a)

Tundra

b)

Aquatic

c)

Desert

d)

Grasslands

22.

In which biome would you most likely find fish?

a)

Tundra

b)

Desert

c)

Grasslands

d)

Forests

23.

What is an Abiotic Factor?

a)

Living things that shape an ecosystem

b)

The fauna and flora that make up and ecosystem

c)

Non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.

d)

The microhabitats within an ecosystem.

24.

Which of these makes up 70% to 71% of the planet?

a)

Ocean

b)

Forests

c)

Tundra

d)

Grasslands

25.

A student walks the schoolyard and observes that there are many living things such as different plants and animals. She notices that moss grows in moist shady areas but did not see any in the open yard where its sunny. What is the best explanation for her observation?

a)

Different habitats support different plants and animals

b)

All plants and animals can live in any environment

c)

Schoolyards are not able to sustain living things

d)

Schoolyards are the only places where moss can grow.

26.

Which plants would most likely be found in a rain forest?

a)

1

b)

2

c)

3

d)

4

27.

Which of the following statements about biodiversity in ecosystems is true?

a)

Small ecosystems have less biodiversity and are affected more by natural disasters

b)

Large ecosystems are so spread out that maintaining diversity is difficult

c)

Stresses to an ecosystem increase biodiversity by introducing factors that lead to evolution

d)

Despite size, ecosystems with biodiversity are better suited to handle natural disasters.

28.

A certain kind of plant lives only in a small area of a deciduous forest. What can you conclude?

a)

Not all parts of a deciduous forest are the same

b)

A deciduous forest does not have many types of plants

c)

A deciduous forest does not have many types of animals

d)

All parts of a deciduous forest are the same.

29.

Increasing biodiversity affects the sustainability of an ecosystem by

a)

always decreasing competition for limited resources within an ecosystem

b)

allowing an ecosystem to survive many changes

c)

preventing an ecosystem from surviving many changes

d)

always increasing competition for limited resources within an ecosystem

30.

The picture shows an arctic fox.

In which biome does the fox most likely live?

a)

Desert

b)

Tundra

c)

Grasslands

d)

Temperate Rainforest

31.

Which of the following factors determines a biome's identity

a)

the climate that exists there

b)

the number of people who live there

c)

the amount of pollution that occurs there

d)

the types of activities that can be done there

32.

You observe a garden in a schoolyard. Corn, tomatoes, pumpkins, and other crops thrive in the garden. What is most likely true of the soil in this micro-habitat?

a)

It is dry and frozen

b)

It is rocky, sandy, and dry

c)

It is deep, dark, and nutrient rich

d)

It is thin, acidic, and nutrient poor.

33.

In which biome would you expect to find many coniferous trees?

a)

Taiga

b)

Tundra

c)

Savanna

d)

Tropical rain forest

34.

How is a tundra biome similar to a desert biome

a)

Both biomes have dry rocky soils

b)

Both biomes lack plants or animals

c)

Both biomes are hot during the day and cold at night

d)

Both biomes are characterized by very little precipitation.

35.
The underside of a rotting log is an example of a:
a)
Taiga
b)
Microhabitat
c)
Savanna
d)
Biome
36.
A small specialized habitat within a larger habitat is a: 
a)
Ecosystem
b)
Biome
c)
Microhabitat
d)
Biodiversity 
37.
Which option is biotic?
a)
Plants
b)
Air
c)
Water
d)
Sunlight
38.
Biodiversity refers to
a)
extinct species
b)
the variety of species on Earth
c)
nonrenewable resources
d)
the rate of species decline
39.
Temperature, light, air, water, and sun are all  _____  parts of the environment
a)
alive
b)
biotic 
c)
abiotic
d)
living
40.
the role an organism plays in the environment. 
a)
habitat 
b)
niche
41.
When an ecosystem is more diverse it has more sustainability?
a)
False
b)
True
42.
Biodiversity refers to
a)
extinct species
b)
the variety of species on Earth
c)
nonrenewable resources
d)
the rate of species decline
43.
The most sustainable ecosystem would 
a)
have low biodiversity
b)
have high biodiversity
c)
not experience change
d)
have no predators
44.
A large ecosystem is called a ______
a)
Ecosystem
b)
Habitat
c)
Biome
d)
Niche
45.
Which biome is characterized by low temperatures and low amounts of rainfall?
a)
tundra
b)
desert
c)
temperate deciduous forest
d)
tropical rain forest
46.
Which biome covers most of the land mass near the Earth's equator?
a)
tundra
b)
desert
c)
grassland
d)
tropical rainforest
47.
Which biome, because of its climate, has the largest number of species of plants and animals?
a)
tundra
b)
desert
c)
tropical rainforest
d)
pine forest
48.
Which major biome is home to cacti, mesquite, white thorn, pack rats, small reptiles, and coyotes?
a)
desert
b)
taiga
c)
tundra
d)
grassland
49.
The biome known for trees with broad leaves that fall off the trees in the winter.
a)
Coniferous Forests
b)
Deciduous Forests
c)
Deserts
d)
Tropical Rain Forests
50.
The most important abiotic factors when studying biomes are...
a)
Food and Water
b)
Water and Sunlight
c)
Temperature and Oxygen
d)
Water and Temperature 
51.
Areas defined by their geographical location and ecological similarity are called?
a)
ecozones
b)
biotopes
c)
biomes
d)
biodomes
52.
What is the main factor that separates the biomes?
a)
Land
b)
Water
c)
Climate
d)
Longitude
53.
Which biome has wide-open fields of grass?
a)
Taiga
b)
Grasslands
c)
Temperate Forest
d)
Rainforest
54.
Which biome could an animal who hibernates in the winter to survive the cold live in?
a)
Grasslands
b)
Taiga
c)
Desert
d)
Rainforest
55.
In which biome does an organism have to be able to conserve water to survive?
a)
Rainforest
b)
Taiga
c)
Desert
d)
Temperate Forest
56.
this cold biome has tall trees that photosynthesize all year round
a)
Tundra
b)
Tropical Rainforest
c)
Taiga
d)
Deciduous
57.
The ability to conserve water is an important adaptation in which biome?
a)
Coniferous Forest
b)
Deciduous Forest
c)
Desert
d)
Tundra
58.
The underside of a rotting log is an example of a:
a)
Taiga
b)
Microhabitat
c)
Savanna
d)
Biome
59.
An example of an organism that might live in a microhabitat is...
a)
spider
b)
fox
c)
deer
d)
raccoon
60.
This picture shows a...
a)
microhabitat
b)
ecosystem
c)
habitat
d)
biome
61.

Which of the following is an abiotic factor in the tundra?

a)

soil

b)

rocks

c)

water

d)

ice

62.

Which of the following is an adaptation to survive in the taiga?

a)

broad leaves

b)

thorns

c)

hibernation

d)

long necks

63.

Which of the following is an adaption to survive in the desert?

a)

needle leaves

b)

dormancy

c)

nocturnal

d)

hibernation

64.

What is the difference in a microhabitat and a biome?

a)

size

b)

temperature

c)

climate

d)

precipitation

65.

What is the difference in a microhabitat and a biome?

a)

size

b)

temperature

c)

climate

d)

precipitation

66.
To keep our ecosystem healthy, we must keep our?
a)
biodiversiety
b)
earth
c)
sun
d)
biodiversity
67.
 What is a BIOME? 
a)
A biome is an entire community of living organisms in a single major area. 
b)
a biome is an entire community living species in a single major area
c)
a biome is an entire community of living organisms in a lot of major area
d)
A biome is and entire community of living organisms in a little bit of a major area
68.
A drought has hit this grassland biome. How will this effect the rabbit population?
a)
The rabbits will increase in number.
b)
The rabbit population will stay the same.
c)
The rabbit population will decrease.
d)
The rabbit population will become extinct immediately.
69.
In this tundra food web, if grasses were removed what would happen to the sustainability of the ecosystem?
a)
There would be an overpopulation of arctic hares and lemmings.
b)
Polar bears would move to a new ecosystem
c)
The ecosystem would collapse because it lost its main producer
d)
Wildflowers would die out from the ecosystem
70.
Biodiversity refers to
a)
extinct species
b)
the variety of species on Earth
c)
nonrenewable resources
d)
the rate of species decline
71.
Which two biomes have the least precipitation?
a)
tropical rain forest and temperate grasslan
b)
savanna and tropical dry forest
c)
tundra and desert
d)
boreal forest and temperate woodland
72.
Which biome is home to lions, zebras, wildebeests, giraffes, and elephants?
a)
Grasslands
b)
Tundra
c)
Rainforest
d)
Temperate Forest
73.
The greatest biodiversity on earth is found in the __________ biome.
a)
taiga
b)
grassland
c)
temperate deciduous forest
d)
tropical rainforest
74.

This biome is found around the equator, has a dense canopy, and is home to a large amount of biodiversity.

a)

Deserts

b)

Tropical Rain Forests

c)

Savannas

d)

Grasslands

75.

Microhabitats are very small parts of the environment that supports a distinct flora (plant) and fauna (animal). Of the following, which one is a microhabitat?

a)

Moss growing on top of a rotting log

b)

Aquatic biomes

c)

Deer, Rabbits, and Fox sharing a field

d)

Fish and seahorses swimming around a reef.

76.

The most sustainable ecosystem would

a)

Have low biodiversity

b)

Have high biodiversity

c)

Not experience change

d)

Have no predators

77.

Biodiversity refers to

a)

How an organism interacts with it's environment

b)

The variety of life on Earth

c)

Nonrenewable resources

d)

The rate of species decline

78.

When an ecosystem is more diverse it has more sustainability.

a)

False

b)

True

79.

Pioneer species are the first

a)

Trees that replace the original trees after a forest fire

b)

Organisms to live in previously uninhabited areas

c)

Organisms to live in a forest canopy

d)

Trees to grow in an area that has been disturbed

80.

What is Ecological Succession?

a)

Competition between plants in a society

b)

A natural disaster such as a flood or fire

c)

The cycle of a tomato plant

d)

The change an ecosystem experiences over time

81.

A student walks the schoolyard and observes that there are many living things such as different plants and animals. She notices that moss grows in moist shady areas but did not see any in the open yard where its sunny. What is the best explanation for her observation?

a)

Different habitats support different plants and animals

b)

All plants and animals can live in any environment

c)

Schoolyards are not able to sustain living things

d)

Schoolyards are the only places where moss can grow.

82.

Students in two different schools created gardens at their campus. They only planted native plants that do not require extra care. Students from each of the schools were asked to sketch some of the native plants included in their gardens. Sample images from each school are included below.


Which of the following characteristics of the garden environments pictured above has the greatest affect on the types of plants that grow in them?

a)

Temperature

b)

Amount of rainfall

c)

Amount of light

d)

Space

83.

If your local environment begins to turn into a desert, what will most likely happen to the organisms in the environment?

a)

The populations of organisms currently existing in the environment will increase.

b)

The populations of organisms currently existing in the environment will not be affected.

c)

The new desert environment will be unable to support any populations of organisms.

d)

A different variety of organisms will be supported rather than the ones that currently exist.

84.

Which statement best describes the comparison of lake and ocean environments?

a)

The lake and ocean environments support the same organisms because they are both water and are made up of the same elements.

b)

The lake and ocean environments support different organisms because most freshwater organisms cannot live in saltwater.

c)

The lake and ocean environments support the same organisms, but they will look different because of the type of water.

d)

The lake and ocean environments support different organisms because ocean organisms are blocked by land from getting into lakes.

85.

5 Four students were asked to observe microhabitats of their schoolyard and describe how microhabitats are able to support different varieties of organisms. Their observations and responses are shown below.


Which student best describes how microhabitats are able to support a variety of organisms?

a)

student 1

b)

student 2

c)

student 3

d)

student 4

86.

A student rolled over a wooden log and made the following observations.


Which observations support the student’s claim that the log represents a microhabitat?

a)

Observation 1 and 2

b)

Observation 1, 2, and 3

c)

Observation 1, 2, and 4

d)

Observation 3 and 4

87.

Students created the table below based on observations of two microhabitats near their school.


Based on the information above, what is the best explanation for the different variety of organisms in the two microhabitats?

a)

The rotting log and grassy area are in different biomes.

b)

Conditions for survival are different in each location.

c)

The rotting log has predators while the grassy area does not.

d)

There is more space in the rotting log than in the grassy area.

88.

The more diverse an ecosystem is --

a)

the more threatened its populations are

b)

the more similar the species will be

c)

the more sustainable it is

d)

the fewer varieties of species are present

89.

The more diverse an ecosystem is --

a)

the more threatened its populations are

b)

the more similar the species will be

c)

the more sustainable it is

d)

the fewer varieties of species are present

90.

Refer to the food webs above. If the grasses in each ecosystem are attacked or killed by a disease, which ecosystem will most likely survive?

a)

The prairie ecosystem, because fewer organisms eat grass

b)

The tundra ecosystem, because there is a variety of producers

c)

The prairie ecosystem, because there are fewer top predators

d)

The tundra ecosystem, because it has more herbivores

91.

Which statement below best describes how biodiversity contributes to the sustainability of an ecosystem?

a)

A variety of plant and animal species allows for more survivors of a natural disaster.

b)

Having more species in an ecosystem allows the human population to increase in size.

c)

Low biodiversity reduces the competition for resources, which helps native species survive.

d)

Fewer species in the ecosystem reduces the likelihood that disease spreads through the ecosystem.

92.

Which of the following situations contributes to the sustainability of an ecosystem?

a)

Increase in biodiversity

b)

Decrease in biodiversity

c)

Extinction of a population from the ecosystem

d)

Removal of many populations of organisms

93.

The food webs below model relationships among organisms in two ecosystems.


Students were asked to make a claim supported with evidence to answer the question, “Which ecosystem would be most sustainable if all the grasses died from severe drought?” What claim is valid and supported by the evidence?

a)

The forest ecosystem is most sustainable because there are more top predators.

b)

The grassland ecosystem is most sustainable because there are fewer organisms that eat grass.

c)

The forest ecosystem is most sustainable because most of the animals can eat other organisms.

d)

The grassland ecosystem is most sustainable because there is less competition for food.

94.

Which event would most likely cause an ecosystem to have the lowest biodiversity and population sizes 3 years later?

a)

Clearing land for a highway

b)

A river floods a cornfield

c)

A forest fire destroys the plant growth

d)

A lava flow creates a new section of land

95.
Where does the energy from an ecosystem come from?
a)
Trees
b)
Sun
c)
Plants
d)
Water
96.
Which biome features permanently frozen soil called permafrost?
a)
Coniferous Forest
b)
Deciduous Forest
c)
Desert
d)
Tundra
97.
a)
tundra
b)
tropical rainforest
c)
desert
d)
grassland
98.
a)
tundra
b)
tropical rainforest
c)
desert
d)
grassland
99.
a)
tundra
b)
tropical rainforest
c)
desert
d)
grassland
100.
The area of the map shaded in green represents which of the following terrestrial biome
a)
Coniferous Forrest
b)
Deciduous Forrest 
c)
Desert
d)
Tundra
101.
What is the main factor that separates the biomes?
a)
Land
b)
Water
c)
Climate
d)
Longitude
102.
How do biodiversity and sustainability work together?
a)
The lower the biodiversity the greater the sustainability.
b)
The higher the biodiversity, the less sustainable the ecosystem
c)
The higher the biodiversity, the greater the sustainability.
d)
Biodiversity has nothing to do with sustainability.
103.

Which biome has the largest number of species of plants and animals (highest biodiversity)?

a)

tundra

b)

desert

c)

tropical rainforest

d)

pine forest

104.

Which biome is home to cacti, scorpions, coyotes, kangaroo rats, and lizards?

a)

Desert

b)

Grasslands

c)

Temperate Forest

d)

Taiga

105.

A biome is characterized by all of the following EXCEPT...

a)

human population size

b)

temperature

c)

precipitation

d)

plant and animal communities

106.

Which biome is home to lions, zebras, wildebeests, giraffes, and elephants?

a)

Grasslands

b)

Tundra

c)

Tropical Rainforest

d)

Deciduous Forest

107.

Which biome is home to jaguars, anacondas, leopards, gorillas, and poisonous tree frogs?

a)

Grasslands

b)

Deciduous Forest

c)

Tropical Rainforest

d)

Tundra

108.
Area of the forest that is formed by the leaves of tall trees
a)
canopy
b)
understory
c)
jungle
d)
roof
109.

Which of the following statements provides the best evidence of a successful ecosystem?

a)

low amounts of biodiversity

b)

human activities thriving in place of natural processes

c)

natural events leading to primary succession frequently occuring

d)

energy and nutrients moving between living and non living components.

110.
The ability to conserve water is an important adaptation in which biome?
a)
Coniferous Forest
b)
Deciduous Forest
c)
Desert
d)
Tundra
111.

An area with common populations of animals, similar vegetation, in a common area is called a(n)..

a)

Ecosystem

b)

community

c)

population

d)

biosphere

112.

In which biome would I find prairie dogs, is also known as “Tornado Alley”, and is flat with lots of grasses?

a)

desert

b)

grassland

c)

tundra

d)

tropical rain forest