TTU NRM 2307 Exam Questions &
Answers (Grade A+)
4 stochastic cause of extinction -
correct answer ✅Demographic
Genetic
Environmental
Natural
Demographic stochastic -
correct answer ✅unfavorable population attribute
-death rate, more of one sex
Genetic stochastic -
correct answer ✅chance of unfavorable genetics
take time to be appreciated
Environmental stochastic -
correct answer ✅unusual level of predation, parasitism, disease
Natural stochastic -
correct answer ✅floods, fire , drought
, TTU NRM 2307 Exam Questions &
Answers (Grade A+)
4 types of classes of ecosystem services -
correct answer ✅Provisioning-rescourses extracted
Regulating-essential to ecosystem processes and life support
Cultural-cerbral and emotional benefits
Support- support other services
Understanding of Evolution -
correct answer ✅Change in gene frequency in population from
one generation to the next
4 mechanisms of evolution -
correct answer ✅Genetic drift-due to chance some individuals
have more descendants
gene flow-movement of genes between population
natural selection-some are better to survive
mutation-change in DNA
Convergent Evolution -
correct answer ✅independent evolution of common traits from
independent lineages because of similar enviroment
Answers (Grade A+)
4 stochastic cause of extinction -
correct answer ✅Demographic
Genetic
Environmental
Natural
Demographic stochastic -
correct answer ✅unfavorable population attribute
-death rate, more of one sex
Genetic stochastic -
correct answer ✅chance of unfavorable genetics
take time to be appreciated
Environmental stochastic -
correct answer ✅unusual level of predation, parasitism, disease
Natural stochastic -
correct answer ✅floods, fire , drought
, TTU NRM 2307 Exam Questions &
Answers (Grade A+)
4 types of classes of ecosystem services -
correct answer ✅Provisioning-rescourses extracted
Regulating-essential to ecosystem processes and life support
Cultural-cerbral and emotional benefits
Support- support other services
Understanding of Evolution -
correct answer ✅Change in gene frequency in population from
one generation to the next
4 mechanisms of evolution -
correct answer ✅Genetic drift-due to chance some individuals
have more descendants
gene flow-movement of genes between population
natural selection-some are better to survive
mutation-change in DNA
Convergent Evolution -
correct answer ✅independent evolution of common traits from
independent lineages because of similar enviroment
