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Worksheets7th Grade EOC Review Part 1
Total questions: 26
Worksheet time: 13mins
Name
Class
Date
1.
What instrument is used to accurately measure volume?
a)
Beaker
b)
Flask
c)
Graduated Cylinder
d)
Erlenmeyer Flask
2.
What instrument is used to measure mass?
a)
Scale
b)
Triple Beam Balance
c)
Ruler
d)
Graduated Cylinder
3.
What is needed to calculate density?
a)
Mass and Volume
b)
Length and Width
c)
Weight and Mass
d)
Volume and Weight
4.
What is the primary source of all energy on Earth?
a)
Producers
b)
Plants
c)
The Sun
d)
Chemical Energy
5.
What is the source of energy for food chains/food webs?
a)
the sun (even if not pictured)
b)
Producers
c)
Fertilizer
d)
JOHN CENA!
6.
What is a producer?
a)
Organisms that make their own food
b)
Organisms that eat other organisms for energy
c)
organisms that break down dead organisms
7.
What is photosynthesis?
a)
When organisms use radiant energy to make their own food
b)
When organisms adapt and can make their own light
c)
when plants make lights
d)
When plants take selfies
8.
What is a consumer?
a)
An organism that makes it's own food
b)
An organisms that eats other organisms for energy
c)
An organism that breaks down dead organisms
9.
What is a food chain?
a)
A chain that shows the flow of energy
b)
A triangle that shows trophic levels
c)
A chain used in fishing
10.
What is pictured in the diagram?
a)
A food web
b)
A food chain
c)
An energy pyramid
11.
What organisms are at the bottom of an energy pyramid?
a)
Producer
b)
Consumer
c)
Decomposer
d)
Scavenger
12.
How much energy is passed on to each trophic level in an energy pyramid?
a)
10%
b)
90%
c)
50%
d)
80%
13.
Which organisms have the most available energy in an energy pyramid?
a)
Producer
b)
Consumer
c)
Decomposer
d)
Scavenger
14.
What is the energy conversion for photosynthesis?
a)
Chemical --> Radiant
b)
Radiant --> Chemical
c)
Thermal --> Chemicals
d)
Radiant --> Solar
15.
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
16.
What is biodiversity?
a)
When there is a variety of organisms in an area
b)
When there are NOT a variety of different organisms in an area
17.
Where do crickets get their energy?
a)
Cattails
b)
Marsh Grass
c)
Grasshoppers
d)
Shrews
18.
Who is the top predator on this food web?
a)
Hawk
b)
Snake
c)
Frog
d)
Cattail
19.
Which organisms in the diagram have the largest total energy to give to other organisms?
a)
Cattails and Marsh Grass
b)
Hawks and Snakes
c)
Crickets and Grasshoppers
d)
Shrews and Frogs
20.
What is primary succession?
a)
Recover of an ecosystem after a natural disaster
b)
Growth of an ecosystem starting with rock
c)
Growth of an ecosystem after a man-made disaster
21.
What are the pioneer species?
a)
Mosses and Lichens
b)
Grasses and Mosses
c)
Lichens and Fungi
d)
Shrubs and Grasses
22.
What is secondary succession?
a)
Recovery of an ecosystem after a natural/man-made disaster
b)
initial growth of an ecosystem on bare rock
c)
Recovery of an ecosystem using mosses and lichens
23.
What is runoff?
a)
Occurs when the ground is saturated and flows over the surface of the Earth
b)
Water flowing in underground river systems.
c)
Water running from alligators
d)
Water running from east to west.
24.
does runoff increase or decrease when ecosystems are replaced by things like parking lots and malls?
a)
Increase because there is less soil for water to absorb in to.
b)
Decrease because the water can flow faster.
c)
Decrease because we build sewer systems
25.
What is an aquifer?
a)
An underground lake
b)
An underground river system
c)
A lake on the surface
26.
Where is the water table?
a)
The bottom of a surface lake
b)
The top of an aquifer
c)
the lowest point of a well
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