Question 1

Which of the following best describes Jean-Baptiste de Lamarck's hypothesis regarding the inheritance of acquired characteristics?

Accepted Answer

Traits acquired during an organism's lifetime can be passed on to its offspring.

Question 2

Which of the following statements about Lamarck's hypothesis is supported by modern evidence?

Accepted Answer

There is little to no evidence supporting the inheritance of acquired traits.

Question 3

Charles Darwin's main contribution to biology was his theory of evolution by natural selection. Which of the following best summarizes this theory?

Accepted Answer

Organisms with advantageous traits are more likely to survive and reproduce, passing those traits to the next generation.

Question 4

Which of the following best explains the relationship between current species and ancestral species according to Darwin's theory?

Accepted Answer

Current species have descended with modification from ancestral species.

Question 5

How does the environment influence organism adaptation according to the theory of natural selection?

Accepted Answer

The environment determines which traits are advantageous, leading to increased survival and reproduction of individuals with those traits.

Question 6

Which of the following is NOT a requirement for natural selection to occur?

Accepted Answer

All individuals must have identical traits.

Question 7

Which concept is best illustrated by the diversification of finches on the Galápagos Islands?

Accepted Answer

Adaptive Radiation

Question 8

What is the main difference between adaptive radiation and temporal isolation?

Accepted Answer

Adaptive radiation involves the diversification of a species into multiple forms, while temporal isolation prevents species from interbreeding due to differences in timing.

Question 9

Which of the following is one of Darwin's observations that supports the theory of descent with modification?

Accepted Answer

Fossil records show transitional forms between major groups of organisms.

Question 10

Which type of evidence is best demonstrated by the presence of similar bone structures in the limbs of whales, bats, and humans?

Accepted Answer

Anatomical evidence

Question 11

Which of the following is an example of biogeographical evidence for evolution?

Accepted Answer

Unique species of marsupials found only in Australia

Question 12

Which of the following best describes how fossil evidence supports the theory of evolution?

Accepted Answer

Fossils show a progression of forms from simple to more complex over time.

Question 13

Which of the following is NOT one of the four types of evidence that document the pattern of evolution?

Accepted Answer

Radioactive decay

Question 14

A scientist observes antibiotic resistance developing in a bacterial population after repeated exposure to an antibiotic. Which type of evidence for evolution does this represent?

Accepted Answer

Direct observation

Question 15

Which of the following equations represents the Hardy-Weinberg equilibrium for allele frequencies in a population?

Accepted Answer

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

Question 16

Which of the following scenarios best illustrates the concept of descent with modification?

Accepted Answer

A population of insects develops resistance to a pesticide over several generations.

Question 17

Which of the following is a misconception about natural selection?

Accepted Answer

Natural selection gives organisms what they need to survive.

Question 18

Which of the following best explains why vestigial structures are considered evidence for evolution?

Accepted Answer

They are remnants of features that served important functions in ancestors.

Question 19

Which of the following is an example of how molecular evidence supports evolution?

Accepted Answer

Similar DNA sequences are found in closely related species.

Question 20

Which of the following best describes the process of adaptive radiation?

Accepted Answer

A single ancestral species rapidly diversifies into multiple new species adapted to different environments.

Descent with Modification: A Darwinian View of Life (Chapter 22) - Study Notes

Study Guide - Practice Questions

Study Guide - Flashcards