
Exploring Energy Flow and Nutrient Cycles in Ecosystems

Interactive Video
•
Mathematics
•
1st - 5th Grade
•
Medium

Olivia Brooks
Used 10+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary source of energy for ecosystems on Earth?
Hydroelectric power
Geothermal heat
Sunlight
Wind
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process converts sunlight into chemical energy?
Photosynthesis
Fermentation
Respiration
Digestion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role do herbivores play in the flow of energy in an ecosystem?
They produce energy
They absorb energy from the sun
They decompose organic matter
They transfer energy by consuming plants
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do decomposers contribute to nutrient cycling?
By capturing sunlight
By consuming live plants
By breaking down organic material
By producing carbon dioxide
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is energy lost within an ecosystem?
As mechanical work
As heat during metabolic processes
Through water cycles
By radiation into space
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is continuous energy input from the sun necessary for ecosystems?
To maintain atmospheric pressure
To produce oxygen
To support photosynthesis
To keep the Earth warm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the consequence of the limited availability of essential nutrients like phosphorus?
Necessity for nutrient recycling
Decreased plant growth
Increased energy flow
Higher atmospheric temperatures
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