Interactions Of Living Things Question Preview (ID: 41473)
Food Chain, Food Web, Food Pyramid.
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Organisms that can make their own food from sunlight are called
a) consumers
b) decomposers
c) producers
d) carnivores
Grass is eaten by a prairie dog. The prairie dog is eaten by a coyote. This is an example of
a) a food web
b) an omnivore
c) a herbivore
d) a food chain
One food web arrow goes from a prairie dog to a coyote, showing that
a) the coyote is bigger
b) the coyote eats the prairie dog
c) the prairie dog eats the coyote
d) the prairie dog is a producer
Grass that gains energy from the sun is an example of a
a) consumer
b) parasite
c) decomposer
d) producer
A diagram with arrows showing energy flow from grass, to a rabbit, to a fox is
a) an energy pyramid
b) a food web
c) a food chain
d) a population chart
After one species disappears, the other species in the ecosystem
a) benefit
b) are thrown out of balance
c) die
d) are unaffected
Limiting factors determine an area’s carrying capacity because
a) the number of animals is limited
b) ecosystems are small
c) animals need resources to survive
d) the number of animals is unlimited
Which of the following is NOT a prey adaptation?
a) camouflage
b) chemical defenses
c) warning coloration
d) parasitism
Nature’s recyclers are
a) predators
b) decomposers
c) producers
d) omnivores
Which organisms does the base of an energy pyramid represent?
a) producers
b) carnivores
c) herbivores
d) scavengers
Which of the following is the correct order in a food chain?
a) sun→producers→herbivores→scavengers→carnivores
b) sun→consumers→predators→parasites→hosts
c) sun→producers→decomposers→consumers→omnivores
d) sun→producers→herbivores→carnivores→scavengers
Which correctly describes a decomposer and what it consumes?
a) frog: eats a variety of insects
b) hummingbird: collects energy rich nectar
c) bacteria: consume dead organisms
d) earthworm: collects energy from the sun
Blue-green algae are organisms that convert sunlight into food through photosynthesis.What is the role of blue-green algae in a food chain?
a) consumer
b) scavenger
c) producer
d) decomposer
A polar bear hunts a seal. After the polar bear is done feeding, an Arctic fox consumes the remaining meat. Which describes the role of the Arctic fox in this situation?
a) scavenger
b) predator
c) producer
d) decomposer
A tick sucks blood from a dog. In this relationship, the tick is the _____ and the dog is the _____.
a) parasite, prey
b) predator, host
c) parasite, host
d) host, parasite
Three organisms on the food web have arrows pointing away from them and no arrows pointing toward them. They are
a) omnivores
b) herbivores
c) decomposers
d) producers
Three organisms on the food web have arrows pointing toward them but no arrows pointing away from them. This is because
a) they make their own food
b) they give energy to others
c) nothing shown eats them
d) they need no energy
The arrows on the food web show that
a) prairie dogs eat grass
b) deer eat prairie dogs
c) squirrels eat grass
d) squirrels eat coyotes
What does the arrow between the grasshopper and the coyote represent?
a) energy flowing from producers to consumers
b) energy flowing from consumers to producers
c) energy flowing from the coyote to the grasshopper
d) energy flowing from the grasshopper to the coyote
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