WorksheetsEnergy Flow
Total questions: 10
Worksheet time: 5mins
1. Which type of Organism has its own food and energy?
Heterotroph
Detritrophs
Autotrophs
Omnitrophs
2. What is the main source of energy in an ecosystem?
Water
Sun
Air
Food
3. Plants can convert carbon dioxide into oxygen and glucose, a common sugar consumed by most organisms, through a process called_?
Food Web
Consumer
Energy
Photosynthesis
4. When an organism dies, its remain will decompose through the help of decomposers like?
Fungi and Bacteria
Mushrooms
Stray cats
Protozoans
5. From where autotroph can absorb carbon dioxide, minerals/ nutrients in order to feed , reproduce and grow ?
From the sun
From the human activity
From inorganic substances in the environment
From the heterotrophs
It represents an attempt to describe the numerous alternative food energy pathways in a community, most of whose members have more than one choice of food ?
Food Chain
Food Web
Decomposers
Producers
7. Which of the following is the best described of Heterotroph?
Use chemicals to synthesize energy
Uses sunlight to make food
An organism combine carbon dioxide from waterto produce sugar molecules
It must consume other organisms for energy
8. Plants are producers because they cannot produce their own food.
True
False
Chemical Energy is a stored of energy?
True
False
Decomposers are responsible to breaking down the complex organic compounds into simple nutrients.
True
False
