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Ecosystems Review 5th Grade NC Flashcards | StudBud
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Ecosystems Review 5th Grade NC
Ecosystems Review 5th Grade NC
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#Ecosystems #5th Grade #NC
Flashcards
34 cards
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Practice quiz
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Host live
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Questions
34
Answers
1
Which of the following is a decomposer?
grasshopper
mushrooms
cow
tree
2
Which of these is a change to an ecosystem caused by humans?
flood
runoff of fertilizer into the river
drought
3
How would the population of owls be affected if one of its food sources disappeared?
There would be no change in population.
Its population would decrease.
Its population would increase.
4
Which is
most
responsible for recycling dead plants and animals in an ecosystem?
insects
bacteria
water
fish
5
Consumers that eat plants
and
animals are _____________.
vegetarians
herbivores
carnivores
omnivores
6
Which is an abiotic part of an ecosystem?
Snake
Cactus
Bee
Water
7
In a food chain, which organism is a producer?
fox
caterpillar
chicken
dandelion
8
How would a bird population in an area
most likely
be affected if a mall is built in that area?
They would change the color of their feathers.
They would produce more offspring.
They would experience a decrease in available food.
They would experience a decrease in competition.
9
In the food web seen here, which is an example of a producer?
hawk
squirrel
grass
fox
10
Which will most likely cause a decrease in predator populations?
an increase in producers
a decrease in decomposers
an increase in prey populations
a decrease in prey populations
11
What would happen in this ecosystem if the grasshopper was removed?
Caterpillars would increase
Grass would increase
Frogs would decrease
Snakes would decrease
12
Which of these is a natural change in an ecosystem – tornado, pollution, overhunting?
overhunting
pollution
tornado
13
Why are producers, such as plants, an important part of an ecosystem?
Producers do not eat anything.
Producers are at the top of the food web.
Producers are at the beginning of the food web.
14
How can cars affect an ecosystem besides running over plants and animals?
They give off pollution which harms plants and animals
They clean the air
Help with transportation
15
Plants/animals in a habitat interacting with the living/nonliving parts of their environment is a(n)
diversity
food chain
climate
ecosystem
16
Which is a difference between abiotic and biotic factors?
Biotic factors are plants and abiotic factors are animals.
Abiotic- nonliving things; Biotic- living things.
Abiotic factors are plants and biotic factors are animals.
Abiotic- living things; Biotic - nonliving things.
17
In a food web, plants are usually producers and animals are _____________.
consumers
all carnivores
conservationists
also producers
18
Which of the following is a term for organisms that feed on and break down decaying matter?
carnivores
vegetarians
decomposers
omnivores
19
Based on the food chain below, which organism would be considered a carnivore?
leaf
sun
bird
ant
20
How an organism is suited to live in a particular place is called:
Adaptation
Participation
Addition
Competition
21
How would the woodpecker population
most likely
be affected if a housing development is built?
They would produce more offspring.
They would experience a decrease in competition for food.
The color of their feathers would change.
They would experience a decrease in available food.
22
Plants get their energy by...
putting gases into the air
absorbing it from the soil
using sunlight to make food
removing energy from water
23
Which gets all of its energy from the sun?
decomposer
carnivore
producer
consumer
24
Would the shrimp in an ecosystem die if there was no sunlight?
Yes, the algae would die & there would be no food (leaves) for the shrimp
No, they can survive without sunlight
25
Interconnected food chains that show the flow of energy in an ecosystem are called
Photosynthesis
Food webs
Carnivores
Consumers
26
An ecosystem includes all of the:
plants, animals, and microorganisms in an environment
living and nonliving parts of the environment
food chains in an environment
nonliving parts like soil, weather, & temperature
27
Which of the following is not a resource that organisms must compete for in order to survive?
air
water
shelter
food
28
More people have moved to the beach and the sea turtle population has decreased. Why?
tropical storms
habitat loss
warmer temperatures
increase in predators
29
In a healthy ecosystem, which group of organisms should have the highest number of individuals?
Primary consumers
Producers
Top consumers
Secondary consumers
30
What do herbivores depend on for food energy?
plants
water
animals
soil
31
What would happen to the snakes in this ecosystem if we got rid of all the bunnies?
There would be fewer snakes.
There would be more snakes.
There would be fewer plants.
Nothing would happen to the snakes.
32
Which sentence best describes how energy flows through this pyramid?
Energy is lost at each level
Energy is transferred down each level of the energy pyramid
Energy is transferred to those in the level above
Organisms at the bottom give energy directly to all other levels
33
What would happen to the bunnies in this ecosystem if we got rid of all the snakes?
There would be more plants.
There would be more bunnies.
There would be more eagles.
There would be fewer eagles.
34
There was a fire in a grassland. How would this affect the deer population?
Deer would decrease since they eat grass
Deer would increase since they eat grass
Deer would increase since other animals would decrease
Deer would decrease since other animals would decrease
