WorksheetsChap 15 and 16 review
Total questions: 113
Worksheet time: 2hrs 43mins
Name
Class
Date
1.
The term abiotic means;-
a)
Not a robot or robotic
b)
Living Things
c)
Water based environments
d)
Non-living things
2.
Ecosystems are classified by:-
a)
Climate, Elevation, Vegetation
b)
Elevation, Vegetation, Temperature
c)
Climate, Vegitation, Animals
d)
Vegitation, Animals, Rainfall
3.
An example of a producer is a
a)
Snake
b)
Rabbit
c)
Algae
d)
Fungi
4.
An example of a consumer is a
a)
Sunflower
b)
Bacteria
c)
Cat
d)
Fungi
5.
Which of the following is NOT an example of a biome?
a)
Desert
b)
Marine
c)
Freshwater
d)
Waterpark
6.
How many percent of total energy is passed on when an animal eats another animal?
a)
50%
b)
10%
c)
90%
d)
100%
7.
The main source of energy for the Earth is the
a)
Moon
b)
Sun
c)
Clouds
d)
Atmosphere
8.
A producer is something that creates its own
a)
Happiness
b)
Food
c)
Drama
d)
Prey
9.
An example of a decomposer is
a)
Fungi
b)
Duckweed
c)
Raccoon
d)
Lizard
10.
Which of the following in an ecosystem is classified as BIOTIC?
a)
Rock
b)
Sand
c)
Wind
d)
Tree
11.
Which of the following in an ecosystem is ABIOTIC?
a)
Sunlight
b)
Frog
c)
Scorpion
d)
Snake
12.
Why is it that there are more prey than predators?
a)
Because the prey reproduce faster
b)
Prey are small so they are better at hiding
c)
Otherwise the predators would starve
d)
The prey are smarter than the predators
13.
A large treeless plain in the arctic region where the ground is frozen all year.
a)
tundra
b)
taiga
14.
A cool forest biome of conifers in the upper northern hemisphere.
a)
deciduous forest
b)
taiga
15.
A hot, humid biome near the equator with much rainfall and life.
a)
grassland
b)
tropical rainforest
16.
The average weather pattern of a region.
a)
weather
b)
climate
17.
All the living and non-living things in an environment.
a)
community
b)
ecosystem
c)
taiga
d)
grassland
18.
A forest biome with many kinds of trees that lose their leaves in the fall..
a)
plains
b)
deciduous forest
c)
taiga
d)
climate
19.
A continuous movement of water changing from liquid into gas into liquid.
a)
evaporation
b)
water cycle
c)
precipitation
d)
climate
20.
The changing of liquid into a gas
a)
evaporation
b)
condensation
c)
precipitation
d)
climate
21.
The changing of a gas into a liquid.
a)
evaporation
b)
condensation
c)
precipitation
d)
climate
22.
An animal that roamed the grasslands of North America years ago is the
a)
elk
b)
zebra
c)
bison
d)
elephant
23.
A group of organisms of the same type is a
a)
Organism
b)
Species
c)
Ecosystem
d)
Individual
24.
What stage occurs in the water cycle when water vapor cools?
a)
evaporation
b)
condensation
c)
sublimation
d)
transpiration
25.
What is it called when WATER is FORMED from a LIQUID to a GAS?
a)
precipitation
b)
condensation
c)
evaporation
d)
sublimation
26.
What makes up 78% of the air we breathe?
a)
oxygen
b)
free nitrogen
c)
fixed nitrogen
d)
carbon
27.
When water _________________, dew forms on the grass.
a)
evaporates
b)
deposits
c)
condenses
d)
transpires
28.
The carbon and oxygen cycle is only in gas form.
a)
True
b)
False
29.
Why do organisms need nitrogen?
a)
to allow us to use oxygen
b)
to build muscle tissue and DNA
c)
to protect the blood supply
d)
all of the above
30.
Where is free nitrogen fixed?
a)
in the nodules on the roots or bacteria in the ground
b)
in the stems
c)
in the decomposers
d)
in cow's intestines
31.
Which organisms need nitrogen to survive?
a)
only plants
b)
only animals
c)
only bacteria
d)
all living organisms
32.
How is nitrogen is "fixed" into useable form for plants?
a)
through action of bacteria
b)
through lightning
c)
through the action of bacteria & lightning
d)
through photosynthesis
33.
Plants and animals cannot use nitrogen directly from the air.
a)
True
b)
False
34.
When nitrogen gas is turned into a form that plants and animals can use is called
a)
Combustion
b)
Photosynthesis
c)
Decomposition
d)
Nitrogen Fixation
35.
Which of the following removes carbon from the atmosphere?
a)
Combustion
b)
Respiration
c)
Photosynthesis
d)
Death
36.
Which of the following is an example of a decomposer?
a)
Owl
b)
Fish
c)
Tree
d)
Mushroom
37.
Which organisms have the most available energy in an energy pyramid?
a)
Producer
b)
Consumer
c)
Decomposer
d)
Scavenger
38.
What happens to a population in a community when there is an abundance of food?
a)
Population Increases
b)
Population Decreases
c)
Population Remains Unchanged
39.
Which of these best explains why predators need plants, such as grass, in their ecosystem?
a)
Plants are a large part of their diets
b)
Plants provide safety for predators
c)
Plants break down the organisms that the predators eat
d)
Plants provide food for their animals that the predators eat
40.
What do the arrows indicate in a food web?
a)
What eats what
b)
Where the energy is being transferred
c)
How the animals are related
41.
What is the collection of materials that can be broken down and reprocessed to make new items?
a)
composting
b)
incineration
c)
leachate
d)
recycling
42.
A habitat that is suitable for a particular plant or animal to live. Or, the part that a plant or animal plays in an ecosystem is called:
a)
Population
b)
Niche
c)
Climate
d)
Habitat
43.
A community of animals and plants interacting with their environment is called:
a)
Niche
b)
Biome
c)
Ecosystem
d)
Community
44.
What is another name for evaporation of water through the leaves of plants?
a)
Transpiration
b)
Condensation
c)
Precipitation
d)
Percolation
45.
Which of the following best explains why matter must travel through cycles?
a)
There is an unlimited amount of matter in the universe, so it can take on any form at any time
b)
There is a fixed amount of matter in the universe, so it must take on different forms at different times
46.
What is the process by which a gas changes to a liquid?
a)
Percolation
b)
Evaporation
c)
Condensation
d)
Precipitation
47.
Ultimately, what drives the water cycle process?
a)
Solar (sun) energy
b)
Chemical energy
c)
Heat from the Earth's core
d)
Cold fronts and warm fronts
48.
Which of the following best explains why nitrogen fixation must take place?
a)
Atmospheric nitrogen is unusable to plants and animals
b)
Nitrogen must be returned to the atmosphere
c)
Animals must breathe in nitrogen
d)
Nitrogen gets "stuck" in the soil and must be untrapped
49.
What is the overall purpose of photosynthesis?
a)
To use energy from the sun to produce food for the plant
b)
To use energy from the sun to produce oxygen for animals to breathe
c)
To break down food in order to produce energy (ATP)
d)
To break down food in order to produce carbon dioxide
50.
The continuous process by which water moves from Earth's surface to the atmosphere and back
a)
Nitrogen Cycle
b)
Carbon Oxygen Cycle
c)
WaterCycle
d)
Nitrogen Fixation
51.
What gas is released by plants from the process of photosynthesis?
a)
air
b)
carbon dioxide
c)
oxygen
d)
hydrogen
52.
What gas is released by plants from the process of photosynthesis?
a)
air
b)
carbon dioxide
c)
oxygen
d)
hydrogen
53.
What causes an increase in atmospheric Carbon dioxide?
a)
factories releasing fossil fuels
b)
reforming of the ozone layer
c)
decreasing cellular respiration
d)
leaves growing in the spring
54.
Photosynthesis
a)
absorbs CO2
b)
releases CO2
55.
Which is the greatest carbon reservoir?
a)
Atmosphere
b)
Ocean
c)
Rocks, soils and sediments
d)
Terrestrial plants
56.
Carbon dioxide is used in natural processes within which of the following carbon reservoirs?
a)
terrestrial plants
b)
the atmosphere
c)
rocks
d)
all of the above
57.
How animals get the nitrogen they need
a)
from the air they breathe
b)
from the water they drink
c)
from the food they eat
d)
from the Sun
58.
Organisms that need nitrogen to survive
a)
only plants
b)
only animals
c)
only bacteria
d)
all living organisms
59.
Organisms that play a role in the nitrogen cycle
a)
only plants
b)
only animals
c)
only bacteria
d)
plants, animals, & bacteria
60.
Organism that breaks down dead plants & animals and releases nitrogen back into atmosphere
a)
bacteria
b)
plants
c)
animals
d)
producers
61.
How plants get the nitrogen they need
a)
from the air
b)
from the soil or water in which they live
c)
from the Sun
d)
from broken down rocks
62.
Organisms that need nitrogen to survive
a)
only plants
b)
only animals
c)
only bacteria
d)
all living organisms
63.
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
64.
What are the two ways nitrogen gas is turned into a form plants and animals can use?
a)
lightning & bacteria
b)
bacteria & worms
c)
lightning & worms
d)
bacteria & fungi
65.
These gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warming
a)
Global warming gases
b)
Hot House gases
c)
Green House gases
d)
Thermal pollution
66.
The atmosphere is made up of Nitrogen and Oxygen. True or False?
a)
True
b)
False
67.
Why do organisms need nitrogen?
a)
to allow us to use oxygen
b)
to build muscle tissue
c)
to protect the blood supply
d)
all of the above
68.
How does increased carbon dioxide in the atmosphere affect the ocean?
a)
it increases the acidity of the water
b)
it increases the amount of oxygen
c)
algae increases
d)
animals will shells and skeletons are protected from changes
69.
Greenhouse gases...
a)
make plants green
b)
trap heat from the sun
c)
produce oxygen
d)
decrease the earth's temperature
70.
Which is NOT a greenhouse gas?
a)
carbon dioxide
b)
methane
c)
oxygen
d)
ozone
71.
The carbon and oxygen cycle only affects the air/atmosphere.
a)
True
b)
False
72.
When water _________________, dew forms on the grass.
a)
evaporation
b)
deposition
c)
condensation
d)
transpiration
73.
What step of the water cycle is when plants gives off water vapor from photosynthesis?
a)
evaporation
b)
transpiration
c)
sublimation
d)
condensation
74.
What stage occurs in the water cycle when water vapor cools?
a)
evaporation
b)
condensation
c)
sublimation
d)
transpiration
75.
A relationship between two organisms in which one organism benefits and the other is unharmed...
a)
Mutualism
b)
Competition
c)
Parasitsm
d)
Commensalism
76.
what is a consumer?
a)
gains energy by eating producers
b)
makes its own energy
c)
a big rock
d)
a small rock
77.
All plants are ________________.
a)
Producers
b)
Consumers
78.
what is a consumer?
a)
gains energy by eating producers
b)
makes its own energy
c)
a big rock
d)
a small rock
79.
An organism that lives on or in a host and causes it harm is called
a)
a host
b)
a parasite
c)
a cell
d)
a virus
80.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
81.
A tapeworm inside a dog is
a)
competition
b)
predation
c)
commensalism
d)
parasitism
82.
A tree is a ....
a)
composer
b)
decomposer
c)
producer
83.
A food web can be broken down into several seperate
a)
food chains
b)
food pyramids
c)
producers
d)
consumers
84.
What does every food chain start with?
a)
producers
b)
sun
c)
consumer
d)
decomposers
85.
Grass is considered a ...
a)
consumer
b)
producer
c)
decomposer
d)
composers
86.
Plants are known as producers, because they produce or make their own food. How do producers receive the energy for this process?
a)
By consuming soil nutrients
b)
By absorbing sunlight
c)
By releasing water
d)
By producing oxygen
87.
Which would NOT be an adaptation for a cheetah?
a)
Speed
b)
Sharp claws
c)
Fast Swimmer
d)
Stealth
88.
A behavior or physical characteristic that allows an organism to survive
a)
Niche
b)
Prey
c)
Competition
d)
Adaptation
89.
Camouflage is an example of an ______________________ that a prey might have to survive.
a)
Niche
b)
Prey
c)
Competition
d)
Adaptation
90.
If a hawk eats a snake, the snake is the...
a)
Predator
b)
Alpha
c)
Prey
d)
Mutualistic partner
91.
A tapeworm, which is living inside a mouse's body is a predator.
a)
True
b)
False
92.
Which of the following is an EXAMPLE of a limiting factor?
a)
Water
b)
the color of the sky
c)
Migration
d)
Thick fur
93.
Which of the following is an example of competition?
a)
Two vultures fight over a dead rabbit
b)
A bear eats a fish
c)
Birds migrate south
d)
Pet dog keeps a man company
94.
Which is an example of mutualism?
a)
Lion hunts and eats a zebra
b)
A bird eats harmful parasites off of an ox's skin
c)
Two wolves fight over territory
d)
A herd of horses eat grass
95.
Limiting factors are sometimes helpful because they can keep the population from getting to large.
a)
True
b)
False
96.
What will happen to the population when the death rate is larger than the birth rate?
a)
grow
b)
shrink
c)
stay the same
97.
What is an adaptation?
a)
A feature or behavior that helps an animal survive.
b)
The food that an animal eats.
c)
How energy moves in a food web.
d)
How animals evolve throughout time.
98.
What are some things that can cause an animal to become endangered or extinct?
a)
habitat loss
b)
disease
c)
climate change
d)
all of the above
99.
What is camouflage?
a)
Colors or markings to make it look like something else
b)
A chemical that is used to defend itself
c)
A hard shell or covvering
d)
Body patterns or coloring that make it hard to see
100.
A resting state through the winter.
Adaptation: Bear sleeping in a cave during the winter months
Adaptation: Bear sleeping in a cave during the winter months
a)
Locomotion
b)
Hibernation
c)
Migration
d)
Defense
101.
The goal of every species on earth is...
a)
to survive and reproduce
b)
divide and conquer
c)
survive and conquer
d)
reproduce and die
102.
Canada geese travel north when the weather gets warm in the spring. Then they travel south when it gets cold in the late fall. Suppose that the spring temperature stayed cold two weeks longer than usual. How would that change the behavior of the geese?
a)
They would not travel north at all.
b)
They would travel north at the usual time.
c)
They would travel north about two weeks later.
d)
They would travel north about two weeks earlier.
103.
A pine snake moves it tail quickly in pine needles so it sounds like a rattle snake. This is an example of which type of behavior?
a)
camouflage
b)
mimicry
c)
estivation
d)
migration
104.
Increased industrialization will most likely
a)
decrease
available habitats
b)
increase
environmental carrying capacity
c)
increase
the stability of ecosystems
d)
decrease
global warming
105.
Which human activity is correctly paired with its likely future consequence?
a)
overfishing
in the Atlantic — increase in supply of flounder and salmon as food for people
b)
development
of electric cars or hybrid vehicles — increased rate of global warming
c)
use
of fossil fuels — depletion of underground coal, oil, and natural gas supplies
d)
genetically
engineering animals — less food available to feed the world’s population
106.
Deforestation of areas considered to be rich sources of genetic material could limit future agricultural and medical advances due to
a)
the
maintenance of dynamic equilibrium
b)
the
loss of biodiversity
c)
an
increase in the ecosystem’s carrying capacity
d)
the
depletion of the ozone layer
107.
How does an invasive species impact an ecosystem?
a)
All invasive species will die off because it can survive in a new ecosystem.
b)
Invasive species will overpopulate because it has no natural predator.
c)
They will reproduce with native species and create a new species.
d)
Invasive species will live peacefully among the native species.
108.
Limiting factors are sometimes helpful because they can keep the population from getting to large.
a)
True
b)
False
109.
Limiting factors are sometimes helpful because they can keep the population from getting too large.
a)
True
b)
False
110.
Food, water, sunlight, shelter, and space are resources that are __________.
a)
limiting factors
b)
wet
c)
messy
d)
found in rocks
111.
If there is more food than usual in an ecosystem, then...
a)
Populations will stay the same
b)
Populations will decrease
c)
Populations will increase
112.
Releasing a pet rabbit into the wild will cause no harm on the environment. True or false?
a)
True
b)
False
113.
An alligator living in a lake in Florida is an example of a...
a)
Invasive species
b)
Native species
c)
Non native species
d)
introduced species
100 %
