Ecology Test Review Question Preview (ID: 33058)
Ecology Test Review.
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A cat tries to catch a fish. What relationship is this?
a) mutualism
b) competition
c) predator-prey
d) commensalism
What is the primary source of endergy in all ecosystems?
a) animals
b) plants
c) water
d) the sun
Which is an ABIOTIC factor that would affect the growth of a population within an ecosystem?
a) the availability of water
b) the availability of producers
c) the type of herbivores present
d) the number of carnivores present
Prairie dogs rely on underground tunnels for their shelter. Which BEST explains how the prairie dog population is affected when their tunnels are disrupted and exposed?
a) the prairie dogs are burned by the sun
b) the prairie dogs are exposed to predators
c) the prairie dogs can find more food to eat in the fields
d) the prairie dogs are forced to learn to live in trees and shrubs
Plants are...
a) Producers
b) Primary Consumers
c) Herbivores
d) Omnivores
A word that means the same thing as consumer is what?
a) Producer
b) Autotroph
c) Heterotroph
d) Biomass
The study of the interactions between living organisms and their environment is called what?
a) Biology
b) Ornithology
c) Anthropology
d) Ecology
When space is limited in an ecosystem, how is a bird population MOST likely to be affected?
a) competition will decrease
b) survival rate will increase
c) availability of food will increase
d) availability of nesting spots will decrease
What are two ways nitrogen gas becomes fixated and changed to a usable form?
a) bacteria and lightning
b) bacteria and sedimentation
c) food chain and amino acids
d) fertilizer and animal waste
Which term BEST describes a flea on a dog?
a) decomposer
b) contagion
c) parasite
d) vector
Which of the following is NOT one of the five major biogeochemical cycles?
a) Carbon
b) Nitrogen
c) Water
d) Iodine
All the interconnected feeding relationships in an ecosystem make up a food...
a) web
b) system
c) network
d) community
What is at the base (or beginning) of a food web or chain?
a) decomposition
b) precipitation
c) consumers
d) producers
Which statement about mutualism is correct?
a) One organism benefits, one is harmed
b) One organism benefits, one is not affected at all
c) Both organisms benefit
d) Neither organism is affected at all
The relationship between a carnivore and herbivore can be stated as...
a) parasite and host
b) predator and prey
c) cooperation
d) commensalism
An ecosystem is defined as...
a) a group of organisms and the habitat they share
b) the food chain in a specific area
c) a predator and prey relationship
d) a single species
How do producers (plants) take in oxygen and give off carbon dioxide?
a) aerobic or cell respiration
b) photosynthesis
c) water cycle
d) oxygen cycle
What contains the most carbon in the carbon cycle?
a) volcanoes
b) organisms
c) diamonds
d) coal
How to animals take in oxygen and give off carbon dioxide?
a) aerobic or cell respiration
b) photosynthesis
c) water cycle
d) oxygen cycle
Which part of a food web has the most available energy?
a) primary consumers
b) producers
c) herbivores
d) tertiary consumers
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