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Ecosystems 8.L.3.1 and 8.L.3.2 Flashcards | StudBud
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Ecosystems 8.L.3.1 and 8.L.3.2
Ecosystems 8.L.3.1 and 8.L.3.2
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Questions
25
Answers
1
What term describes how a species meets its need for food and shelter and how it reproduces?
habitat
limiting factor
environment
niche
2
Which best describes mutualism?
One species benefits, and the other is harmed.
Both species are harmed.
Both species benefit.
One species benefits and the other is unaffected.
3
A wolf and a rabbit are an example of
competition
parasitism
predator/prey
mutualism
4
Two predators living in the same habitat who feed on the same prey are an example of
coexistenece
mutualism
cooperation
competition
5
Which best demonstrates a producer in an ecosystem?
rabbit
grass
bear
fox
6
How would a rabbit population be affected if the land was cleared to build a housing development?
The rabbit population would decrease.
The rabbit population would stay the same.
The rabbit population would increase.
The rabbit population would rise at first, then fall.
7
Which limiting factor most affects the population growth of plants in a garden?
types of tools used in planting
space between plants
number of seeds planted
number of people tending the plants
8
Some organisms obtain their food from a host organism. Which is the best example of this?
A bat pollinating a saguaro cactus.
Ants protecting a tree that produces their food.
A bird building a nest on a tree branch.
A flea getting nourishment from a cat's blood.
9
Dead matter and waste would pile up without which type of organism?
decomposer
producer
scavenger
consumer
10
Which are abiotic factors that determine the types of plants that can grow in an ecosystem?
type of soil and worms
precipitation and temperature
birds and bees
precipitation and bees
11
Which is the place where a member of a population lives and finds food?
habitat
shelter
space
niche
12
Which is an example of parasitism?
a tapeworm living inside a human's intestines
an ant protecting an acacia tree
a hummingbird getting nectar from a flower
a lion chasing, killing, and eating an antelope
13
Two species of animals that live in the same area but have different food and nesting needs is
symbiosis
coexistence
competition
cooperation
14
Which relationship best demonstrates cooperation between species?
predation
mutualism
competition
parasitism
15
In a beehive, different bees have different jobs which help to ensure the survival of the hive.
cooperation
commensalism
competition
parasitism
16
Which demonstrates cooperation within an ecosystem?
male deer fighting for territory
plants growing in a garden
several wolves killing a moose for food
hummingbirds pollinating trumpet flowers
17
A forest where deer live is cleared to build houses for people. What is the effect on the deer?
The number of deer will stay the same.
The number of deer will decrease.
The number of deer will increase.
The deer will become extinct.
18
Which is an abiotic factor that would affect the growth of a population within an ecosystem?
the type of herbivores present
the number of carnivores present
the availability of producers
the availability of water
19
A pride of lions stalks, tackles, and kills an antelope. This is an example of
predation
competition
mutualism
parasitism
20
Which statement about parasitism is most correct?
One organism benefits and the other is not affected.
Both organisms benefit.
One organism benefits and the other is negatively affected.
Neither organism benefits.
21
Which is the most significant limiting factor in a desert ecosystem?
predators
water
nutrients
sunlight
22
Bees and butterflies help pollinate plants, while getting nectar from those plants. This is
mutualism
commensalism
parasitism
competition
23
Which term best describes a tick on a deer?
vector
parasite
contagion
decomposer
24
Which is an example of parasitism?
tadpole and frog
caterpillar and butterfly
human and tapeworm
cat and mouse
25
Which is the base of a rainforest ecosystem food web?
precipitation
producers
decomposition
consumers