Ecology Question Preview (ID: 63134)
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What term is used to describe the process by which favorable traits become more common in succeeding generations?
a) Genetic Variation
b) Natural Selection
c) Growth Rate
d) Community
What is the primary difference between an ecosystem and a habitat?
a) Habitats are larger than ecosystems
b) Ecosystems include living organisms while habitats don't
c) An ecosystem includes all the living organisms and their physical environment
d) A habitat includes all the living organisms and their physical environment
What is the term used to describe the increase in the number of individuals in a population over time?
a) Population Decay
b) Population Reduction
c) Population Growth Rate
d) Population Stagnation
What is the term for the long-term interaction between two different species living in close proximity?
a) Parasitism
b) Mutualism
c) Commensalism
d) Symbiosis
Which organism is typically at the top of a food chain?
a) Herbivores
b) Producers
c) Decomposers
d) Apex predators
Which of the following best describes the concept of adaptation in biology?
a) It's the process of a species becoming extinct.
b) It's the process of a species adapting to survive in its environment.
c) It's the process of a species moving to a new habitat.
d) It's the process of a species increasing in population.
Which of the following is the principle that drives evolution?
a) Survival of the fittest
b) Survival of the strongest
c) Survival of the biggest
d) Survival of the fastest
Which of the following best defines Homologous Structures?
a) Structures that perform the same function in different species.
b) Structures that look identical in different species.
c) Structures in different species with a common ancestry.
d) Structures that evolved independently in different species.
What is the primary cause of species extinction today?
a) Natural Disasters
b) Hunting and Fishing
c) Loss of Habitat
d) Climate Change
Which of the following best describes the purpose of genetic variation in a population?
a) To limit the spread of beneficial traits
b) To ensure all individuals are identical
c) To promote the evolution of new species
d) To eliminate the possibility of mutation
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