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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
bacteria
B
animals
C
plants
D
sunlight
2) Organisms that can make their own food from sunlight are called....
A
carnivores
B
decomposers
C
consumers
D
producers
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
an omnivore
D
a food chain
4) What causes the sun's energy?
A
gravity
B
nuclear reactions
C
wind
D
movement
5) Sugar (glucose) is made by plants using sunlight in a process called?
A
cellular respiration
B
fission
C
fusion
D
photosynthesis
6) Animals, including humans, meet their energy needs by?
A
sunlight
B
photosynthesis
C
consuming other organisms
D
burning fuel
7) What process do animals use to produce ATP, which produces energy for growth and function?
A
photosynthesis
B
fission
C
fusion
D
cellular respiration
8) How do our cells obtain energy?
A
nuclear reactions
B
fusion
C
from food
D
photosynthesis
9) Which chain correctly shows the process used by cells in cellular respiration?
A
food- ATP-glucose-mitochondria-energy
B
food-glucose-mitochondria- ATP- energy
C
food- mitochondria-ATP-glucose-energy
D
food -energy-ATP-glucose-mitochondria
10) What two compounds or elements combine to make glucose in photosynthesis?
A
water and carbon
B
oxygen and carbon
C
carbon dioxide and hydrogen
D
oxygen and hydrogen
*select an answer for all questions
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