What percentage of energy is typically transferred from one trophic level to the next in an ecosystem?

Environmental Science Concepts Assessment

Interactive Video
•
Biology, Science, Chemistry
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
50%
20%
10%
5%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a biogeochemical cycle discussed in the video?
Water cycle
Carbon cycle
Nitrogen cycle
Sulfur cycle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary cause of acid rain?
Use of pesticides
Overfishing
Burning of fossil fuels
Deforestation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is biomagnification?
The increase in biomass at each trophic level
The concentration of toxins as they move up the food chain
The process of photosynthesis
The cycle of nitrogen in the atmosphere
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does global warming primarily affect polar regions?
Increases biodiversity
Causes ice caps to melt
Decreases ocean salinity
Increases volcanic activity
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the ozone layer in the atmosphere?
To reduce carbon dioxide levels
To block harmful UV rays
To trap heat and warm the Earth
To increase oxygen levels
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which human activity is NOT a threat to biodiversity?
Habitat destruction
Overexploitation
Introduction of invasive species
Sustainable farming
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