WorksheetsEcosystems
Total questions: 20
Worksheet time: 10mins
Which of the following is an example of a nonliving component of an ecosystem?
insects
flower
log
sunlight
Both living and nonliving things interacting within a defined area makes up a(n)
ecosystem
organism
population
community
Which of these is an example of one living thing depending on another living thing?
cat walking on the sand
dog warming up in the sunlight
bird building a nest in a tree
squirrel drinking water
An individual living thing is a(n)
ecosystem
community
organism
population
How does a bird "change its environment" to meet its needs?
looks for something to eat
builds a nest
flies around
catches bugs
Plants interact with living and nonliving components in their environment. Which of the following is an interaction between the plant and a nonliving element?
Bees gathering pollen from flowers of plants
small insects eating the stems of the plants
humans breathing oxygen released by plants
sandy soil holding the roots of a plant
How many carnivores are shown in the food web?
5
3
6
4
Which organism gets its energy directly from the grasshopper?
marsh grass
snake
frog
shrew
If the population of prey increases, the population of predators will ____________ because of the availability of food.
increase
decrease
stay the same
In any food web, which organisms have the MOST energy available?
herbivores
carnivores
producers
omnivores
Which of the following is an example of a living component of an ecosystem?
oxygen
water
rocks
leaves
Which of the following is a herbivore?
frog
cricket
shrew
hawk
Which group do fungi, bacteria, and termites belong to?
producers
omnivores
decomposers
herbivores
Which example shows a relationship between a living thing and a nonliving thing?
A flower makes food for a butterfly
An insect is food for salmon
water carries a rock downstream
A tree gets nutrients from the soil
A group of one type of organisms is called a(n)
ecosystem
community
organism
population
Many species of organisms that live in an area is called a(n)
ecosystem
community
organism
population
Which describes a decomposer?
an organism that receives energy from the sun
organism that eats only plants
an organism that breaks down dead matter
an organism that makes its own food
All of the following are examples of living things interacting with each other EXCEPT -
birds preying on insects living in the grass
frogs sleeping in the mud at the bottom of a pond
squirrels spreading seeds of trees by burying them
fish eating plants and other smaller fish
Another word for a living thing is a
organism
animal
community
plant
A meadow has too many rabbits. What would help balance this ecosystem?
more foxes that eat rabbits
more grass for rabbits to eat
more rain that grass needs
fewer foxes that eat rabbits
