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FREE AND STUDY GAMES ABOUT APES UNIT 2.1 REVIEW
EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -22 Questions and Answers -format set of multiple-choice -Expert- Explanation
Question 1: Mutations
Answer:
Random change in the genetic code during DNA replication
Question 2: Niche generalist
Answer:
Species that can survive under a wide range of abiotic and biotic factors, can eat wide varieties, or environmental conditions
Question 3: Stressors
Answer:
Things that are bad for the community, weaken or damage productivity of an ecosystem
Question 4: Bottleneck effect
Answer:
the loss of genetic variation that occurs after outside forces destroy most of a population
Question 5: Disturbance
Answer:
Any temporary change in environmental conditions that results in a change in in community composition or population size within an ecosystem, can be good or bad
Question 6: Realized niche
Answer:
The abiotic and biotic factors where a species LY exists/lives
Question 7: Distribution of a species
Answer:
The areas in the world where the species are found, based on the realized niche of a species
Question 8: Resistance
Answer:
A measure of how much a disturbance impacts the flow or matter and energy within an ecosystem
Question 9: Primary Succession
Answer:
Brand new ecosystem
Question 10: Species richness
Answer:
The total number of a species in a given area, a good indicator of overall environmental health
Question 11: Niche specialist
Answer:
Species that are limited to their fundamental niche and have a narrow range of environmental factors under where they can survive
Question 12: Gene flow
Answer:
The movement of genes into or out of a population
Question 13: Resilience
Answer:
Is determined by the amount of time an ecosystem requires to return following a disturbance
Question 14: Fundamental niche
Answer:
A combination of abiotic and biotic factors where the species CAN survive, grow, and reproduce
Question 15: Founders effect
Answer:
When a small number of individuals are isolated from a larger population
Question 16: Genotype
Answer:
The combination of alleles that an organism has for a certain trait
Question 17: Generic drift
Answer:
Through reproduction, the generic composition of both populations is altered, a random process
Question 18: Range of tolerance
Answer:
The limit of abiotic conditions that the species can tolerate
Question 19: Secondary Succession
Answer:
When an ecosystem is impacted by a disturbance
Question 20: Fitness of a species
Answer:
Traits impacting a species ability to survive and reproduce
Question 21: Phenotype
Answer:
the observable expression of a species
Question 22: Species evenness
Answer:
A measure of how all of the individual organisms in an ecosystem are balanced between the different species,
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