As the temperature of a fluid increases

density decreases and fluid rises

Which of the following sequences shows the proper flow of energy through an ecosystem?

solar energy-producers-consumers- decomposers

Why is our atmosphere so important to us?

conditions are right for life to exist

The job of the chlorophyll is best described as

Captures sunlight energy to use to make glucose

The advantage of vascular plants over nonvascular plants is

Vascular plants can grow larger because tubes carry water

During respiration, carbon is

released by organisms as carbon dioxide

Why is the population of white-tailed deer in Solon way over its carrying capacity?

The space available for white-tailed deer has been reduced

Which of the following statements about biogeochemical cycles is true?

They happen within the living and nonliving environment

If all farmers in Ohio grew corn from genetically IDENTICAL seeds, and a disease infects one

Others will become infected with the disease

The Law of the Conservation of Matter states that

matter cannot be created or destroyed

Why in nitrogen fixation an important part of the Nitrogen cycle?

It converts nitrogen into a usable form

Which statement best explains how dust influences the water cycle?

Provide surfaces for water vapor to condense to form clouds

Why was it a bad idea to remove all the predators from Yellowstone in the early 1900's?

Predators are vital to the natural balance of ecosystems

Photosynthesis is the process whereby plants

Use carbon dioxide, water and light energy to make glucose

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7th Grade Final Review

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Questions 31

Answers

1
As the temperature of a fluid increases
it turns into a liquid
density increases and fluid sinks
density decreases and fluid rises
density stays the same
2
Which of the following sequences shows the proper flow of energy through an ecosystem?
solar energy-producers-decomposers- consumers
solar energy-consumers- producers- decomposers
solar energy - consumers – decomposers- producers
solar energy-producers-consumers- decomposers
3
Weather in the United States typically travels from
South to North
West to East
East to West
North to South
4
Global temperatures are increasing because of which factor?
increased ocean algal blooms
decreased carbon dioxide emissions
increased use of fossil fuels
increased number of animal species
5
Why is our atmosphere so important to us?
conditions are right for life to exist
aurora borealis occur in it
radio waves bounce in it
satellites travel in it
6
The job of the chlorophyll is best described as
Protects the leaves of the plant from moisture
Captures sunlight energy to use to make glucose
Protecting the plant from ultraviolet rays
Converts glucose to be stored in the roots
7
The advantage of vascular plants over nonvascular plants is
The vascular plants do not need roots
The vascular plants do not need nutrients
Vascular plants can grow larger because tubes carry water
The vascular plants can survive without water
8
A two animal relationship in which one animal benefits while the other is unaffected?
neutralism
commensalism
mutualism
symbolism
9
Which of these is dangerous at ground level but very helpful if found in the stratosphere?
thermopause
chlorofluorocarbon
ozone
argon
10
Bees, worms, and humans all belong to which kingdom
insect
protist
animal
fungus
11
Like other animals, iguanas reproduce sexually. What can you infer about a population of iguana
It will grow very quickly
Its members are genetically identical
It has some genetic variation
Its members will not survive a disease
12
In which environment is white fur color an advantage for survival?
arctic tundra
desert
grassland
rainforest
13
During respiration, carbon is
released from wood as carbon dioxide when wood is burned
dissolved in water
released by organisms as carbon dioxide
broken down and released from the remains of living organism
14
Which gas is found in the highest percentage in the atmosphere?
hydrogen
carbon dioxide
oxygen
nitrogen
15
Why is the population of white-tailed deer in Solon way over its carrying capacity?
The space available for white-tailed deer has been reduced
A disease has infected the population
White-tailed deer hunting will increase tourism
Too many predators
16
How is oxygen transferred from living organisms to the atmosphere?
photosynthesis
decomposition
cellular respiration
burning fossil fuels
17
99% of all the energy on earth originally comes from
Fossil fuels
Sun
Plants
Hydroelectricity
18
How would the environment change if there were MORE plants to carry out photosynthesis?
It would have more energy
It would have more carbon dioxide
It would have more space
It would have more sunlight
19
Which air mass is normally associated with hurricanes?
continental tropical
continental polar
tropical maritime
polar maritime
20
What kind of diagram shows all the possible connections of animals and their food.
food diagram
food chain
food web
food pyramid
21
We live in which layer of the atmosphere
troposphere
stratosphere
mesosphere
thermosphere
22
Which of the following statements about biogeochemical cycles is true?
They happen within the living and nonliving environment
They only happen in the nonliving environment
They are used to describe the attempts of humans to recycle
They only happen within living organisms
23
If all farmers in Ohio grew corn from genetically IDENTICAL seeds, and a disease infects one
They will develop defenses against the disease
Others will not be affected
Others will become infected with the disease
Others will begin to reproduce more quickly
24
The Law of the Conservation of Matter states that
matter cannot be created or destroyed
matter can not change states
the total amount of matter always changes
matter can be destroyed
25
Why in nitrogen fixation an important part of the Nitrogen cycle?
It is one step in the underutilization of carbon
It makes nitrogen not usable for any animal or plant.
It converts nitrogen into a usable form
It turns nitrogen into a compound called nitrogen dioxide.
26
The weather instrument has most improved the accuracy of weather forecasts over the past 40 yrs
weather satellite
sling psychrometer
thermometer
weather balloon
27
Clownfish and sea anenomes have a symbiotic relationship called mutualism because
the ants eat part of the acacia tree
they are both adapted to a humid climate
they benefit each other
they are part of the same ecosystem
28
Which statement best explains how dust influences the water cycle?
Dust particles increase the amount of evaporation that can
Dust particles are the main source of dissolved salt in the
Dust particles increase the amount of water vapor the air ca
Provide surfaces for water vapor to condense to form clouds
29
Why was it a bad idea to remove all the predators from Yellowstone in the early 1900's?
Predators are cute and loving animals.
Predators are vital to the natural balance of ecosystems
Removal of predators hurt the tourist industry
Removal of predators caused the under-population of elk
30
The general relationship between two species in which at least on benefits
parasitism
mutualism
symbiosis
commensalism
31
Photosynthesis is the process whereby plants
Convert sugar into their roots
Convert water into glucose
Use carbon dioxide and oxygen and light to make glucose
Use carbon dioxide, water and light energy to make glucose

7th Grade Final Review Flashcards | StudBud