Ecosystems Question Preview (ID: 13150)
Ecosystem And Food Chain.
TEACHERS: click here for quick copy question ID numbers.
After one species disappears, the other species in the ecosystem
a) are unnaffected
b) are better off without the species
c) are out of balance
d) always decrease in number
Which of the following are abiotic factors?
a) water, temperature, soil, sunlight
b) water, lions, deer, grasshoppers
c) tigers, pigeons, oak trees
d) grass, temperature, bacteria
Which of the following is a symbiotic relationship where organisms help each other?
a) commensalism
b) predation
c) parasitism
d) mutualism
A bird eats a worm. Who is the predator?
a) the worm
b) both
c) neither
d) the bird
When is food a limiting factor?
a) when the amount of food is great
b) when a population is large
c) when populations are small
d) food is never a limiting factor
A tick feeding on a whitetail deer. What is this an example of?
a) parasitism
b) environmentalism
c) mutualism
d) commensalism
Without wolves, a biome could have
a) too many predators
b) too many large animals
c) too many deer
d) an abundance of resources
Name a key abiotic factor in rivers.
a) speed of water
b) mammals
c) fish
d) river grasses
Herbiovores, carnivores and omnivores are all
a) predators
b) parasites
c) consumers
d) prey
On a food web some organisms have arrows pointing toward them, but not away from them
a) this is because they are at the bottom of the food web
b) this is because nothing on the web eats them
c) this is because they are abiotic factors
d) this is because they are producers
When is food a limiting factor?
a) When a population is large
b) When a population is small
c) Food cannot be a limiting factor
d) None of these
What word describes mammals, fish, birds and plants that live in an environment.
a) Herbivores
b) Abiotic
c) Biotic
d) Consumers
Organisms that can make their own food from sunlight are called
a) magicians
b) herbiovores
c) consumers
d) producers
What kind of elk do wolves kill?
a) strong elk
b) healthy elk
c) young, old, injured and diseased
d) they don´t kill elk
A diagram with arrows showing energy flow from grass, to rabbit, to a fox is a
a) food pyramid
b) food web
c) food chain
d) graph
From where does plankton get food
a) consuming other organisms
b) photosynthesis
c) chemicals in their surroundings
d) taco bell
How could an abiotic factor limit a population within a forest biome?
a) A flood could kill plants and animals which would limit populations
b) Mountain lions could kill too many rabbits and limit their population
c) Rich soil could allow many trees to grow and providing food and shelter for many animals.
d) Abiotic factors cannot limit populations in a forest
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 13150 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 13150 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register