NEW
Font size
S
M
L
XL
Worksheets7th TEKS ScienceBenchmark
Total questions: 41
Worksheet time: 45mins
Name
Class
Date
1.
What gas is released by plants from the process of photosynthesis?
a)
air
b)
carbon dioxide
c)
oxygen
d)
hydrogen
2.
What are the products (what is made) of photosynthesis?
a)
Glucose and oxygen
b)
sunlight energy
c)
carbon dioxide and water
d)
chlorophyll
3.
ALL living things (plants AND animals) use the sun as a source of energy ____________.
a)
directly
b)
indirectly
c)
either directly or indirectly
4.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
5.
What is another name for glucose?
a)
Chlorophyll
b)
Chloroplasts
c)
Stomata
d)
Sugar
6.
What does biodiversity mean?
a)
Only one species in an area.
b)
The different amount of species in an area
c)
All abiotic life
d)
Nitrogen fixation
7.
Food provides animals with the materials and energy they need for growth, warmth, and motion. Plants get material for growth mostly from air and water, and obtain energy from sunlight.
Producers provide food to consumers because ―
Producers provide food to consumers because ―
a)
many animals prefer eating plants to eating meat
b)
plants can easily make food from soil and water
c)
animals cannot produce their own food
d)
plants are more abundant in ecosystems
8.
Which option is abiotic?
a)
Plants
b)
Rocks
c)
Animals
d)
Fungi
9.
Biodiversity is a short term for ____________.
a)
Biological diversity
b)
Biological diverse
c)
Biological diversified
d)
All of the above
10.
Environments always have both living and _________.
a)
nonliving factors
b)
bio-geochemical cycles
c)
nutrients
d)
ecosystem
11.
the ocean is the __________ ecosystem in the world.
a)
shortest
b)
smallest
c)
largest
d)
longest
12.
The diagrams above show an ecosystem during different stages of ecological succession. In which order will these stages occur, from earliest to latest?
a)
4,2,1,3
b)
1,2,3,4
c)
3,1,4,2
d)
2,4,3,1
13.
The figure shows the same ecosystem in Texas at two different times. Which of the following most likely caused the change of species shown in the figure?
a)
development of a parking lot
b)
passing through a glacier
c)
preservation of habitat
d)
occurrence of a forest fire
14.
Biodiversity refers to
a)
extinct species
b)
the variety of species on Earth
c)
nonrenewable resources
d)
the rate of species decline
15.
When an ecosystem is more diverse it has more sustainability?
a)
False
b)
True
16.
Which of the following could cause a species to become extinct?
a)
Adequate Resources
b)
changing environmental conditions
c)
migration
d)
exponential growth
17.
When water flows across the surface of the earth it is called?
a)
Watershed
b)
River
c)
Run Off
d)
Rain
18.
What is the water cycle?
a)
the 3 forms of water
b)
the movement of water on, above, or below the surface of the Earth
c)
when water melts
d)
when clouds form
19.
Snow, sleet, hail, and rain are all examples of ________________.
a)
evaporation
b)
condensation
c)
accumulation
d)
precipitation
20.
An area of land which drains into a common river system.
a)
watershed
b)
tributary
c)
drainage divide
d)
riparian zone
21.
Is a fish abiotic or biotic?
a)
abiotic
b)
biotic
22.
Is sunlight abiotic or biotic?
a)
abiotic
b)
biotic
23.
How can groundwater become polluted?
a)
Leachates from landfills seeping into the groundwater
b)
Fracking for natural gas and oil
c)
Discharges from sewage treatment plants to water sources
d)
All of these
24.
Plant roots is an example of physical weathering.
a)
True
b)
False
25.
Which is NOT an example of erosion?
a)
Glaciers
b)
Landslides, Mudslides, Slumps and Creeps
c)
Sand dunes and sand storms
d)
Lichens
26.
An animal that hunts other animals for food is a ___________
a)
herbivore
b)
predator
c)
prey
d)
omnivore
27.
What is another name for producer?
a)
consumer
b)
herbivore
c)
autotroph
d)
lichen
28.
What does every food chain start with?
a)
producers
b)
sun
c)
consumer
d)
decomposers
29.
An organism that needs to eat other organisms to obtain energy is known as a:
a)
Autotroph
b)
Producer
c)
Consumer
d)
Mutualist
30.
In this Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?
a)
Herbivore
b)
Carnivore
c)
Omnivore
d)
Secondary Consumer
31.
What do the arrow in a food web represent?
a)
The location of the animal in the ecosystem
b)
The flow of energy from the organism in the ecosystem
c)
The sizes of the organisms from smallest to largest
d)
The complexity of the ecosystem
32.
The unit used to measure work is the
a)
Watt
b)
Newton
c)
Joule
d)
meter
34.
Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
34.
Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
35.
Which situation is work not done?
a)
lifting a 20 pound box off the floor
b)
holding a 20 pound box above the floor
c)
sliding a 20 pound box across the floor
d)
sliding a 20 pound box up an inclined plane
36.
Which of the following is the best example of work being done.
a)
doing homework
b)
lifting a box
c)
pushing a stationary box
d)
holding a box
37.
The process that breaks down rocks and other materials on Earth's surface is called
a)
weathering
b)
erosion
c)
soil conservation
d)
decomposition
38.
A metal statue slowly turning green after years of being outside is an example of:
a)
mechanical weathering
b)
chemical weathering
39.
The formation of stalactites and stalagmites in a cave as water mixed with carbon dioxide creates carbonic acid, which dissolves away the limestone, is an example of:
a)
mechanical weathering
b)
chemical weathering
40.
What is the process of moving sediments from location to another?
a)
Deposition
b)
Erosion
c)
Weathering
d)
Compaction
41.
What is sediment?
a)
the process of rocks being broken down and carried away
b)
bits of rock, sand, and silt caused by the weathering of rocks
c)
the top layer of the soil
d)
decaying plant or animal material
Reset
