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Life Science Post
Test Description: Life science concepts
Instructions: Answer all questions to get your test result.
1) Where does the major source of energy for ecosystems come from?
A
animals
B
bacteria
C
plants
D
sunlight
2) Organisms that can make their own food from sunlight are called....
A
producers
B
consumers
C
carnivores
D
decomposers
3) Grass is eaten by a prairie dog. The prairie dog is eaten by a coyote. This is an example of...
A
a herbivore
B
an abiotic element
C
a food chain
D
an omnivore
4) What causes the sun's energy?
A
movement
B
gravity
C
nuclear reactions
D
wind
5) Sugar (glucose) is made by plants using sunlight in a process called?
A
fusion
B
fission
C
cellular respiration
D
photosynthesis
6) Animals, including humans, meet their energy needs by?
A
sunlight
B
burning fuel
C
photosynthesis
D
consuming other organisms
7) What process do animals use to produce ATP, which produces energy for growth and function?
A
cellular respiration
B
fusion
C
photosynthesis
D
fission
8) How do our cells obtain energy?
A
photosynthesis
B
from food
C
fusion
D
nuclear reactions
9) Which chain correctly shows the process used by cells in cellular respiration?
A
food- mitochondria-ATP-glucose-energy
B
food- ATP-glucose-mitochondria-energy
C
food-glucose-mitochondria- ATP- energy
D
food -energy-ATP-glucose-mitochondria
10) What two compounds or elements combine to make glucose in photosynthesis?
A
oxygen and hydrogen
B
water and carbon
C
oxygen and carbon
D
carbon dioxide and hydrogen
*select an answer for all questions
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