Question 1

Which of the following best describes Darwin's concept of 'descent with modification'?

Accepted Answer

Populations change over time in their genetic composition, leading to new adaptations.

Question 2

Which scientist is credited with founding taxonomy and developing binomial nomenclature?

Accepted Answer

Carolus Linnaeus

Question 3

What is the primary difference between homologous and analogous structures?

Accepted Answer

Homologous structures share a common ancestry, while analogous structures result from convergent evolution.

Question 4

According to Darwin, which factor is most important for evolutionary fitness?

Accepted Answer

The number of offspring produced that survive and reproduce.

Question 5

Which of the following is NOT a key idea of natural selection?

Accepted Answer

All individuals in a population evolve simultaneously.

Question 6

Which equation best represents the change in allele frequency in a population over time?

Accepted Answer

$$\Delta p = p' - p$$

Question 7

Which scientist proposed that geologic change results from slow, gradual, continuous processes?

Accepted Answer

James Hutton

Question 8

Lamarck's theory of evolution included which flawed concept?

Accepted Answer

Inheritance of acquired characteristics.

Question 9

Which real-world example best illustrates artificial selection?

Accepted Answer

Selective breeding of dogs for specific traits.

Question 10

Why did Darwin wait 30 years before publishing his ideas on evolution?

Accepted Answer

He feared controversy and criticism from the scientific and religious communities.

Question 11

Which of the following best explains why populations, not individuals, evolve?

Accepted Answer

Evolution is the result of changes in allele frequencies within a population over generations.

Question 12

Which concept did Thomas Malthus contribute to Darwin's theory?

Accepted Answer

Struggle for existence due to limited resources.

Question 13

Which of the following is an example of an adaptation?

Accepted Answer

A fox developing larger ears to dissipate heat in the desert.

Question 14

Which evidence supports the idea that populations change over time?

Accepted Answer

Fossils found in deeper strata are very different from current life forms.

Question 15

Which of the following best describes the process of natural selection?

Accepted Answer

Nature selects individuals with traits that increase survival and reproductive success.

Question 16

Which scenario demonstrates the concept of evolutionary fitness?

Accepted Answer

A bird with a beak shape that allows it to eat more food and produce more offspring.

Question 17

Which scientist argued that boundaries between fossil strata were caused by catastrophic events?

Accepted Answer

George Cuvier

Question 18

Which of the following is a real-life example of convergent evolution?

Accepted Answer

The similar body shapes of dolphins and sharks, despite different ancestry.

Question 19

Which formula represents the Hardy-Weinberg equilibrium for allele frequencies?

Accepted Answer

$$p^2 + 2pq$$ + $$q^2 = 1$

Question 20

If a population of finches on the Galapagos Islands experiences a drought, which outcome is most likely according to natural selection?

Accepted Answer

Finches with beaks better suited for eating tough seeds will survive and reproduce more.

Descent with Modification: The Foundations of Evolutionary Biology (Chapter 19)

Study Guide - Practice Questions