Evolution 1
Which statement about adaptations is CORRECT?
A. Adaptations come about because the organism wants to survive.
B. Adaptations are any characteristics that allow organisms to survive
C. Adaptations only belong to the species that carry them.
D. Adaptations are very rare, and organisms can live and be the change they need to survive.
B. Adaptations are any characteristics that allow organisms to survive
Which of the following can cause a mutation?
A. Chemicals in the environment
B. Having multiple offspring
C. Aquired traits
D. None of the above
A. Chemical in the environment
The following is a good example of biological adaptations:
A. Animals living in colder climates tend to have thicker fur.
B. Insects developed wings because they needed to fly.
A. Animals living in colder climates tend to have thicker fur.
A possum playing dead when scared is an example of:
A. Camouflage
B. Behavioral adaptation
C. Isolation adaptation
D. Just a dead possum...nothing to see here.
B. Behavioral adaptation
In evolutionary terms, “fit” in the phrase “survival of the fittest” describes:
A. The fastest or strongest organisms that can reproduce
B. Those organisms that can survive and produce the most offspring
Those that are best able to individually develop in the environment
Those organisms that are the weakest and cannot reproduce
B. Those organisms that can survive and produce the most offspring
"The giraffe stretched its neck while reaching for higher leaves; its offspring inherited longer necks as a result." Whose theory does this demonstrate?
A. Lamarck
B. Darwin
C. Malthus
D. Lyell
A. Lamarck
Which of the following is NOT a part of Darwin's theory of natural selection?
A. Individuals of a population vary
B. Traits an organism acquires during its lifetime can be passed to its offspring
B. Traits an organism acquires during its lifetime can be passed to its offspring
Modern whales lack hind limbs (back legs), but have tiny bones in their skeletons which are the remnants of pelvic and leg bones. Which of the following is TRUE concerning this information?
A. Modern whales most likely had an ancestor that had hind limbs.
B. Modern whales are evolving to have legs.
A. Modern whales most likely had an ancestor that had hind limbs.
According to the theory of evolution, life began on Earth _______________ about 3.5 billion years ago.
A. Multicelled organisms
B. Single-celled bacteria
C. Plants
D. Animals
B. Single-celled bacteria
The theory of evolution by natural selection was developed most famously by:
A. Charles Darwin
B. Jean Baptiste Lamarck
C. Hutton
D. Malthus
A. Charles Darwin
Which of the following is "most fit" in a biological sense?
A. A lion that is successful at capturing prey but has no cubs.
B. A lion with many cubs, eight of whom live to adulthood.
B. A lion with many cubs, eight of whom live to adulthood.
Scientific theory is such as evolution, is:
A. An informed opinion
B. Statements that have been tested and confirmed many times
B. Statements that have been tested and confirmed many times
What might you conclude from observations that bones in your arm and hand are similar to bones in a bat's wing?
A. The bones in the bat's wing are vestigial structures, no longer useful as "arm" bones.
B. The bones in the bat's wing are homologous to your arm and hand bones.
B. The bones in the bat's wing are homologous to your arm and hand bones.
The process by which a species becomes better suited to its environment is known as
A. adaptation.
B. variation.
C. speciation
D. libation
A. adaptation
Embryological evidence suggests a common ancestor because many early developing embryos have:
A. tails and gill slits
B. four legs and hair
A. tails and gill slits
Which of the following is true about natural selection?
A. Natural selection works very quickly, occurring within a generation or two.
B. Natural selection occurs gradually over many years.
C. Natural selection happens quickly in birds on the Galapagos Islands.
D. Natural selection influences gene expression.
B. Natural selection occurs gradually over many years.
Which of the following is the best measure of an organism’s fitness?
A. The number of fertile offspring it produces
B. The amount of food the organism can take in
A. The number of fertile offspring it produces
Which of the following is an example of a vestigial structure found in humans?
A. Tailbone
B. Appendix
C. Wisdom teeth
D. All of the above
D. All of the above
Fossils that are found in the layers ____________ are considered to be older and more primitive than those found ____________.
A. near the surface; deep in the Earth's crust
B. deep in Earth's crust; near the surface
B. deep in Earth's crust; near the surface
Natural selection could not occur without
A. Competition for unlimited resources.
B. Genetic variation in species.
B. Genetic variation in species.
What is the ultimate source of genetic variability?
A. Mutation
B. Migration
C. Selection
D. Bottleneck Effect
A. Mutation
Which of the following concepts is TRUE regarding the theory of evolution?
A. Organisms will pass on characteristics that they were born with.
B. Organisms will pass on characteristics acquired during their lives to their offspring.
A. Organisms will pass on characteristics that they were born with.
Darwin conducted much of his research on
A. Manhattan Island.
B. The Galápagos Islands.
C. Off the coast of California
D. Brazil
B. The Galápagos Islands.
The fossil record provides evidence that evolution has occurred in part because:
A. It shows that organisms have not changed over time.
B. It shows that the bodies of groups of organisms have changed over time.
B. It shows that the bodies of groups of organisms have changed over time.
Comparing the amino acid sequencing in different organisms shows that:
A. There is less difference in species that are more closely related
B. There are more differences in species more closely related
There is less difference in species that are more closely related