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