What has sharp, pointed teeth for tearing and ripping foods (meat)?
A- Carnivore
B- Herbivore
C-Omnivore
What is carnivore.
100
What type of eater is a mouse, cow or grasshopper?
A-omnivore
B- carnivore
C- herbivore
What is omnivore.
100
A long period with little or no rain is called a ____________ and has a great effect on an ecosystem.
drought
pollution
overpopulation
drought
100
Species in danger of becoming extinct are called???
a- extinct
b- endangered
c- over-populated
b- endangered
100
Insects, frogs, and humans are all?
a- consumers
b- decomposers
c- producers
a- consumers
200
What type of eater is a lion or hawk?
A- Carnivore
B- Herbivore
C-Omnivore
What is carnivore.
200
An ocean is the habitat of a
a- whale
b- bird
c- termite
a- whale
200
An organism's home is called
a- nest
b- den
c- habitat
c- habitat
200
The living part of an ecosystem is a?
a- niche
b- community
c- habitat
c- habitat
200
Living and dead matter are broken down into simple chemicals by:
a- producers
b- scavengers
c- decomposers
c- decomposers
300
What has sharp, pointed teeth for tearing and ripping foods AND flat, round teeth for grinding foods?
A- Carnivore
B- Herbivore
C-Omnivore
What is omnivore.
300
A species that has died out and no longer exists is now?
a- endangered
b- harmful
c- over-populated
d- extinct
d- extinct
300
The steps in which organisms get the food they need to survive is called a...
a. food link
b. competition
c. food chain
c. food chain
300
A very dry ecosystem where cacti grow is a(n)
a- tundra
b- chaparral
c- desert
c- desert
300
Organisms that eat food made by producers are called
a- consumers
b- decomposers
c- parasites
a- consumers
400
What has flat, round teeth for grinding foods (plants)?
A- Carnivore
B- Herbivore
C-Omnivore
What is herbivore.
400
Dogs, cats, and humans belong to the ...
a- animal kingdom
b- fungus kingdom
c- plant kingdom
a- animal kingdom
400
People can help preserve the natural world better if they understand the interactions between LIVING and NONLIVING parts of a(n)
a. population
b. ecosystem
c. community
b. ecosystem
400
All of the following are nonliving parts of an ecosystem EXCEPT:
a- plants
b- soil
c- sunlight
a- plants
400
Most producers are green because their cells contain
a- chloroplasts
b- mitochondria
c- platelets
a- chloroplasts
500
What type of eater is a human or racoon?
A- Carnivore
B- Herbivore
C-Omnivore
What is omnivore.
500
Evidence of an organism that lived in the past is found in a...
a- characteristic
b- fossil
c- limb
b- fossil
500
The way the food chains are related within an ecosystem is called a(n)
a- food complex
b- food web
c- predator-prey relationship
b- food web
500
Ecosystems vary in three ways. The three things that vary are what?
1-?
2-?
3-?
water
light
soil
500
When too many of one kind of species occurs in an ecosystem, the ecosystem becomes_________.
overpopulation
pollution
drought