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Unit Test 1: Living Earth

Total questions: 99

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

Biology is defined as..

a)

made up of many cells

b)

the study of life

c)

homeostasis

d)

Response to stimuli

2.
Which of the following is NOT a characteristic of life?
a)
DNA
b)
Cells
c)
Water
d)
Grow
3.
The process by which scientists systematically study the natural world is called
a)
the scientific method
b)
experimentation
c)
goofing off
d)
hypothesizing
4.
The scientific method begins with a (an)
a)
hypothesis
b)
expermient
c)
observation
d)
conclusion
5.
A researched and educated answer to a question put in the form of an if -then statement is a
a)
guess
b)
hypothesis
c)
clue
d)
conclusion
6.
The information in the form of numbers collected from an experiment is called
a)
numbers
b)
data
c)
information
d)
none of these
7.
The factor in an experiment being tested is called the
a)
data
b)
hypothesis
c)
variable
d)
conclusion
8.

a blue whale

a)

Biotic factor

b)

Abiotic factor

9.

Air

a)

Biotic factor

b)

Abiotic factor

10.

Soil or dirt

a)

Biotic factor

b)

Abiotic factor

11.
What abiotic factors are present in the picture?
a)
Fire
b)
Oxygen
c)
Heat
d)
All of the Above
12.
Which of the following best describes biotic factors? 
a)
All of the animals in an environment.
b)
All of the living things in an environment.
c)
All of the nonliving things in an environment.
d)
All of the bacteria in an environment
13.
Which of the following best describes abiotic factors? 
a)
All of the animals in an environment.
b)
All of the living things in an environment.
c)
All of the nonliving things in an environment.
d)
All of the bacteria in an environment
14.

A _____ is a large ecological area with similar climatic conditions, and it can have multiple ecosystems within it.

a)

Biome

b)

Biosphere

c)

Ecosystem

d)

Community

15.

The _______ includes all living organisms on Earth along with the spheres they interact with (lithosphere, hydrosphere, and atmosphere).

a)

Biosphere

b)

Biome

c)

Community

d)

Ecosystem

16.

A _____ is the populations of two or more species within the same geographical area and time period.

a)

Biome

b)

Ecosystem

c)

Community

d)

Population

17.

A _____ is a group of individuals within the same species, within the same area, and that are capable of reproducing with one another.

a)

Population

b)

Community

c)

Ecosystem

d)

Biome

18.
An individual belonging to a specific species
a)
Biotic
b)
Community
c)
Organism
d)
Reptile
19.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
20.
An area where an organism finds food, shelter and water in a specific arrangement
a)
niche
b)
biosphere
c)
biome
d)
habitat
21.
The study of how living things interact with one another and with their environment.
a)
Biology
b)
Lithology
c)
Ecology
d)
Farmacology
22.
Two or more members of a particular species living and interacting in the same area
a)
Community
b)
Population
c)
Organisms
d)
Biosphere
23.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
24.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
25.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
26.
The amount of energy that usually transfers from one trophic level to the next...
a)
10%
b)
20%
c)
80%
d)
50%
27.
Which of the following would be the definition of a detritivore?
a)
Animals that eat insects.
b)
Organisms that feed on rocks, recycling the nutrients back into the ground.
c)
Organisms that eat only pants
d)
Things that feed on dead organisms, recycling the nutrients back into the ground.
28.
An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
Succession Map
29.
In which direction should an arrow be drawn to represent energy flow between these two organisms?
a)
To the Left
b)
To the Right
30.
What kind of relationship is this?
a)
Predator-Prey
b)
Producer-Consumer
c)
Parasite-Host
31.
Which organisms are both secondary and tertiary consumers in this food web?
a)
Chemosynthetic bacteria and amphipods
b)
Zooplankton and mussels
c)
Ratfish and octopuses
d)
Galatheid crabs and zoarcid fish
32.
An individual belonging to a specific species
a)
Biotic
b)
Community
c)
Organism
d)
Reptile
33.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
34.
An area where an organism finds food, shelter and water in a specific arrangement
a)
niche
b)
biosphere
c)
biome
d)
habitat
35.
The living part of an ecosystem
a)
Biotic
b)
Abiotic
c)
Mother Earth
d)
Flowers
36.
The study of how living things interact with one another and with their environment.
a)
Biology
b)
Lithology
c)
Ecology
d)
Farmacology
37.
Two or more members of a particular species living and interacting in the same area
a)
Community
b)
Population
c)
Organisms
d)
Biosphere
38.
Different populations living and interacting with each other in the same area
a)
Biome
b)
Ecosystem
c)
Community
d)
Niche
39.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
40.
A living relationship between two species in which one organism is harmed is called...
a)
mutualism
b)
commensalism
c)
parasitism
d)
niche
41.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
42.
The amount of energy that usually transfers from one trophic level to the next...
a)
10%
b)
20%
c)
80%
d)
50%
43.
Which of the following would be the definition of a detritivore?
a)
Animals that eat insects.
b)
Organisms that feed on rocks, recycling the nutrients back into the ground.
c)
Organisms that eat only pants
d)
Things that feed on dead organisms, recycling the nutrients back into the ground.
44.
An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
Succession Map
45.
Water temperature would be an example of ...
a)
A biotic factor
b)
An abiotic factor
46.
In which direction should an arrow be drawn to represent energy flow between these two organisms?
a)
To the Left
b)
To the Right
47.
What kind of relationship is this?
a)
Predator-Prey
b)
Producer-Consumer
c)
Parasite-Host
48.
Which organisms are both secondary and tertiary consumers in this food web?
a)
Chemosynthetic bacteria and amphipods
b)
Zooplankton and mussels
c)
Ratfish and octopuses
d)
Galatheid crabs and zoarcid fish
49.
Which organisms are producers?
a)
Chemosynthetic bacteria and symbiotic bacteria
b)
Amphipods and zooplankton
c)
Tubeworms and zoarcid fish
d)
Octopuses and mussels
50.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
51.
If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?
a)
10 Kcal
b)
1 Kcal
c)
100 Kcal
d)
1000 Kcal
52.

Place the ecology levels of organization in proper order (smallest to largest)

a)

organism > population > community > ecosystem > biosphere

b)

community > organism > ecosystem > biosphere > population

c)

organism > community > biosphere > population > ecosystem

d)

population > biosphere > ecosystem > community > organism

53.

The direction of an arrow in a food chain represents

a)

the flow of energy from organism B to A

b)

the movement of organisms

c)

the directionality of the sun

d)

the flow of energy from organism A to B

54.

An ecosystem is a location on Earth that includes

a)

only biotic components

b)

only abiotic components

c)

interacting biotic and abiotic components

d)

positive and negative feedback loops

55.
Which one is NOT an example of a decomposer?
a)
mushroom
b)
leaves
c)
mold
d)
worm
56.
Name the producers in this food web.
a)
seagull and fish
b)
penguin and crab
c)
phytoplankton and seaweed
d)
seaweed and zooplankton
57.
How many predators does the squid have?
a)
1
b)
2
c)
3
d)
4
58.
Energy is passed along the organisms in a food chain. What is the original source of the energy?
a)
decomposers
b)
consumers
c)
producers
d)
sun
59.
What is the name for the organism that eats the producer?
a)
primary consumer
b)
secondary consumer
c)
tertiary consumer
d)
producer
60.
Which level will contain plants?
a)
A
b)
B
c)
C
d)
D
61.

What are the nutrient cycles or biogeochemical cycles? List them and give a summary of each.

4 lines
62.

Why are photosynthesis and cellular respiration important to living organism?

4 lines
63.

Is this a food chain, food web, and/or energy pyramid? Why is it what you say it is and why is it not the other designations?

4 lines
64.

Can organisms absorb nitrogen gas directly out of the atmosphere?

a)

Yes

b)

No

65.

_______________________ converts nitrogen into a form that plants can absorb.

a)

Denitrifying bacteria

b)

Nitrogen fixing bacteria

c)

Decomposers

66.

How do animals obtain nitrogen stored in plants?

a)

Denitrifying bacteria

b)

Nitrogen fixing bacteria

c)

Directly from the atmosphere

d)

They eat the plants

67.

Where can you find carbon?

a)

Only in the Earth's atmosphere

b)

Inside all water molecules

c)

Inside the sun

d)

Inside every living thing on Earth

68.
When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.
a)
Water
b)
Atmosphere
c)
Sun
d)
Air
69.
How do living organisms return carbon to the atmosphere in the carbon cycle?
a)
respiration and photosynthesis
b)
 decomposition and respiration
70.

The process of changing a vapor into a liquid, which occurs when warm vapor mixes with cooler air in the atmosphere

a)

Transpiration

b)

Evaporation

c)

Condensation

d)

Precipitation

71.

Plants giving off moisture and releasing water into the air

a)

Precipitation

b)

Evaporation

c)

Transpiration

d)

Runoff

72.

When clouds get too heavy and water falls back to earth in the form of rain, snow, hail or other forms.

a)

Precipitation

b)

Evaporation

c)

Percolation

d)

Transpiration

73.

Changes liquid and frozen water into water vapor gas which floats up into the skies to become clouds

a)

Evaporation

b)

Precipitation

c)

Condensation

d)

Runoff

74.

What is the original, and biggest reservoir of phosphorus on the planet?

a)

live plants and animals

b)

groundwater

c)

the atmosphere

d)

rocks

75.

Phosphorus enters the cycle as

a)

atmospheric phosphate

b)

diphosphorus

c)

rock phosphate

d)

organic phosphate

76.
Phosphorous is passed from plants to ____ who eat them
a)
plants
b)
animals
c)
scavengers
77.
Which of the following statements is true of the phosphorus cycle?
a)
Phosphorus enters the atmosphere as phosphates.
b)
The phosphorus cycle utilizes the processes of erosion, and weathering.
c)
Phosphates are used in carbohydrate and glucose storage.
d)
The phosphorus cycle utilizes bacteria to breakdown phosphates and make them available for plants.
78.
What is the order of succession shown in this figure?
a)
A, B, C, D
b)
B, A, D, C
c)
C, D, A, B
d)
D, A, B, C
79.
What type of succession is shown going from figure A to figure B?
a)
primary succession
b)
ecological succession
c)
secondary succession
d)
intermediate
80.

The picture shows what type of succession?

a)

primary

b)

secondary

c)

tertiary

d)

quaternary

81.

The picture shows what type of succession?

a)

primary

b)

secondary

c)

tertiary

d)

pond succession

82.

What are examples of pioneer species in a primary succession?

a)

Bushes and Shrubs

b)

Oak trees

c)

Mosses and Lichens

d)

A rose Bush

83.
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
84.

The process in which a new ecosystem is formed in an area that was lifeless.

a)

resource

b)

invasive (non-native) species

c)

primary succession

d)

competition

85.

What is the first species you will see in the early stages of primary succession? (in picture)

a)
lichens
b)
grasses
c)
small plants
86.

Volcanic eruptions lead to

a)
Secondary Succession
b)
Primary succession
c)
Utter and complete destruction! RAWR!
d)
Climax Communities
87.

This type of succession begins with bare rock.

a)
ecological succession 
b)
primary succession 
c)
secondary succession
d)
pioneer speciles
88.
The tropical rain forest & tropical savanna biomes are similar in ___________, but ________________________________.
a)
temperature / the savannah doesn't receive enough rainfall to be a forest
b)
precipitation / the rain forest is hotter
c)
precipitation / the savanna is cooler
d)
temperature / the rain forest doesn't receive enough sunlight to be a savanna
89.
The tundra biome & the desert biome are both very dry, but
a)
the desert is always hot
b)
the desert has a wider temperature range
c)
the tundra has a wider temperature range
d)
they are also similar in temperature
90.
The tropical savanna & temperate grassland are both types of grasslands. What differentiates them is the fact that
a)
the savanna is hotter
b)
the savanna is cooler
c)
the grassland is hotter
d)
the grassland receives much more precipitation
91.
Terrestrial biomes are defined mainly by their
a)
climate & plants
b)
climate & animals
c)
animals & plants
d)
climate only
92.
The biome pictured is
a)
tropical savanna
b)
tropical rain forest
c)
temperate rain forest
d)
temperate deciduous forest
93.
The biome pictured is
a)
desert
b)
tropical savanna
c)
tropical seasonal forest
d)
boreal forest
94.
The biome pictured is
a)
boreal forest
b)
temperate deciduous forest
c)
tropical rain forest
d)
temperate rain forest
95.
The biome pictured is
a)
temperate grassland
b)
temperate deciduous forest
c)
desert
d)
tundra
96.
The biome pictured is
a)
tundra
b)
desert
c)
tropical savanna
d)
temperate grassland
97.
The biome pictured is
a)
tropical rain forest
b)
temperate deciduous forest
c)
temperate rain forest
d)
tropical seasonal forest
98.
The biome pictured is
a)
desert
b)
tundra
c)
temperate grassland
d)
boreal forest
99.
The biome pictured is
a)
shrubland/chaparral
b)
tropical savanna
c)
temperate deciduous forest
d)
desert

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