Adaptation and Evolution - SS3 Biology Past Questions and Answers - page 1
What is adaptation in the context of nature?
The process of two species competing for the same resources
The ability of an individual or species to adjust to its environment
The formation of symbiotic relationships between organisms
The process of two species competing for the same resources
Which of the following best describes competition in nature?
A cooperative interaction between two species for mutual benefit
The process of two species adapting together in the same environment
The struggle between individuals or species for limited resources
The struggle between individuals or species for limited resources
How does adaptation contribute to the survival of a species?
By causing extinction of weaker individuals within the species
By promoting competition and dominance over other species
By increasing genetic diversity and fitness within the population
By increasing genetic diversity and fitness within the population
Which of the following is an example of adaptation in nature?
A lion chasing and hunting down a gazelle for food
Two birds of the same species singing together to attract mates
A lizard basking in the sun to regulate its body temperature
A lizard basking in the sun to regulate its body temperature
What happens when two species compete for the same resources in an ecosystem?
They form a symbiotic relationship to share the resources
One species will always outcompete and eliminate the other
They may evolve different adaptations to reduce competition
They may evolve different adaptations to reduce competition
What is the primary mechanism of evolution responsible for the adaptation of species over time?
Genetic drift
Natural selection
Gene flow
Which fossil discovery provided significant evidence supporting the theory of evolution and demonstrated a transitional form between fish and tetrapods?
Archaeopteryx
Tiktaalik
Homo habilis
What is the name of the process by which species evolve similar traits in response to similar environmental challenges, even though they are not closely related?
Convergent evolution
Divergent evolution
Parallel evolution
Which scientist is credited with proposing the theory of natural selection as the mechanism for evolution in his book "On the Origin of Species"?
Charles Darwin
Gregor Mendel
Alfred Russel Wallace
What is the term used to describe the loss of genetic diversity in a population due to a drastic reduction in its size?
Bottleneck effect
Founder effect
Genetic drift