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WorksheetsMatter and Energy in Ecosystems
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
How do Plants get energy?
a)
by eating other organisms
b)
by absorbing mineral nutrients from the soil
c)
through a reaction called chlorophyll
d)
through a process called photosynthesis
2.
Identify the pigment that captures the energy of sunlight.
a)
chlorophyll
b)
carbon dioxide
c)
oxygen
d)
sugar
3.
What is the original source of energy for organisms in a food chain.
a)
plants
b)
animals
c)
sunlight
d)
consumers
4.
What part of a plant is responsible for capturing sunlight?
a)
stem
b)
leaves
c)
roots
d)
flower petals
5.
What does photosynthesis make?
a)
water
b)
carbon dioxide
c)
chlorophyll
d)
sugar
6.
What are the 3 main things that plants need to grow?
a)
sunlight, water, soil
b)
sunlight, air, water
c)
sunlight, air, soil
d)
sunlight, soil, nutrients
7.
Which is the best definition of a food chain?
a)
a model of consumers providing energy to producers
b)
a method for growing plants without soil
c)
a process by which plants make food from energy in sunlight
d)
a path by which energy flow from one living thing to another
8.
What role do fungi and bacteria play in the the energy flow of ecosystems?
a)
producers
b)
consumers
c)
decomposers
d)
nutrients
9.
What do decomposers do?
a)
produce food through photosynthesis
b)
break down dead organisms or the wastes of living things
c)
hunt other animals for food
d)
change food energy inot heat in an animal's body
10.
What is an ecosystem?
a)
all living and nonliving things that interact in an area
b)
all of the physical characteristics of an area
c)
all the living things that interact in an area
d)
all of the nonliving things that interact in an area
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