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WorksheetsMatter & Energy in Organisms & Ecosystems
Total questions: 33
Worksheet time: 25mins
Which example describes an organism taking in nutrients?
a bear hibernating for winter
a baby eating cereal
a woman planting a rose bush
a grasshopper hiding in the leaves
The transfer of pollen from the stamen to the pistil is called:
germination
pollination
fertilization
photosynthesis
Which behavior is an example of an animal adapting to a change in the environment?
a bird sitting on a telephone wire
a snake eating a mouse
a caribou migrating south
a beaver feeding its young
What are the two products produced during photosynthesis?
carbon dioxide and glucose
roots and leaves
oxygen and carbon dioxide
oxygen and glucose
All the living and nonliving things in an environment are called
a family
a food web
a population
an ecosystem
Decomposers are important in the food chain because they…
produce their own food using light from the Sun.
stop the flow of energy from one organism to another.
break down dead organisms and recycle nutrients into the soil.
are microscopic and other organisms cannot consume them.
Which of the following are examples of organisms?
sunlight and oxygen
eating and exercising
roots and stems
plants and animals
What is the name of the gas that consumers release when they exhale?
carbon dioxide
oxygen
chlorophyll
nitrogen
A raccoon eats nuts, leaves, crayfish, frogs, and garbage.
It is a producer.
It is an herbivore.
It is a carnivore.
It is an omnivore.
Coyotes are natural predators of deer.
If coyotes are removed from the ecosystem, what will most likely happen to the deer population?
The deer population will decrease.
The deer population will remain the same.
The deer population will increase.
It can't be predicted.
These tiny, basic building blocks make up all organisms:
roots
cells
tissue
fibers
A group of organisms of the same species (type) that live in the same place is called
an ecosystem
an environment
a habitat
a population
You add some fish you caught in Lake Erie to your backyard pond.
The fish aren't native to that pond.
They start eating all the other fish, and algae now covers the pond.
The Lake Erie fish are examples of:
herbivores
decomposers
an invasive species
offspring
If an organism's environment drastically changes, the organism must adapt, migrate, or it will become...
extinct
an adaptation
a decomposer
a predatore
Which kind of organism is always at the start of a food chain?
producer
consumer
carnivore
omnivore
Plants use the Sun's energy and other materials to produce a substance inside the leaf.
This product is used by the plant to make energy, it is a sugar (carbohydrate) called:
glucose
stoma
chlorophyll
carbon dioxide
A special trait of an animal’s body (hollow bones of a bird) or an animal’s behavior (caribou migrate, a wolf howls), which help the animal survive where it lives is called:
a hibernation
a migration
an adaptation
a population
Animals need food to survive.
Which of the following is an adaptation to help an animal find food?
thick fur of a rabbit
stripes on a zebra’s fur
long legs and keen eyesight of a coyote
webbed feet of a beaver
The process by which plants use sunlight, carbon dioxide and water to make their own food is called:
respiration
photosynthesis
transpiration
pollination
What plant structure is responsible for taking in water and nutrients from soil?
stem
leaves
flower
roots
Use this diagram to answer the question:
Plant > Insect > Fish > Bird
Which organism in this food chain is both predator and prey?
plant
insect
fish
bird
Which best describes the role of a producer in an ecosystem?
to use energy from the sun to make food
to decompose dead organisms
to eat other living organisms
to feed on dead organisms
The process of plants releasing water vapor into the atmosphere is called...
respiration
adaptation
transpiration
fertilization
The ultimate goal of all organisms is:
pollination
adaptation
respiration
reproduction
A bird builds a nest to
hibernate in the winter
shelter its offspring
produce more feathers
eliminate waste
All cells are alive.
All cells need to make energy for life processes.
What do all plant cells and animal cells need for the process of cellular respiration?
sunlight and chlorophyll
oxygen and glucose
oxygen and carbon dioxide
water and carbon dioxide
This is where photosynthesis occurs.
Which part of the plant is sometimes called the “food factory?”
flower
stem
roots
leaves
Which plant structure produces seeds for reproduction?
roots
flower
stem
leaf
The diagram above shows a deer in a woodland environment. Identify two ways that the deer depends on plants to survive. (6 pts)
food and water
food and shelter
beauty and relaxation
water and shelter
The diagram above shows a penguin. This penguin lives near water in a very cold environment. Three body structures are labeled.
A. Select a body structure labeled in the diagram.
B. How does it helps the penguin survive in its environment.
Body structure: _____________
How does this body structure help the penguin survive in its environment?
Check all that apply.
Pointed beak - used to catch food
Pointed beak - used to carry rocks
Body fat - helps keep the penguin warm
Body fat - help the penguin to not slide on the ice
Webbed feet - help the penguin to swim
Use this diagram to answer the question.
If the population of organism A decreases, the population of organism B would most likely...
increase
decrease
stay the same
Use this diagram to fill in the blank.
If the population of organism D decreases, the population of organism C would most likely...
decrease
increase
stay the same
Use this diagram to answer the question below.
Which organism in this food chain is needed for all the other organisms to survive?
plant
insect
fish
bird
