Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

15 Questions

0 Views

Theory of Evolution Overview

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What did Charles Darwin describe as descent with modification?

The sudden appearance of new species

The idea that species living today are descendants of species from long ago (correct)

Evolution occurring over a short period

The process of species transforming into different species

Why is evolution considered a scientific theory?

Because it is a common belief among people

Because it lacks supporting evidence

Because it is a recent discovery in the field of biology

Because it has been studied and tested extensively and supported by evidence (correct)

What does paleontology study?

Future predictions of biological evolution

Modern genetic variations in organisms

Prehistoric life including fossils and past climatic events (correct)

Current ecosystems and habitats

How does the fossil record help in understanding evolution?

By providing a timeline of biological events through layers of ground and fossils Signup and view all the answers

What distinguishes a scientific theory from a simple explanatory idea?

A scientific theory explains natural phenomena and is confirmed through experiments and observations Signup and view all the answers

How do parents and offspring relate in the context of evolution?

Offspring are modified versions of their parents due to gene combinations Signup and view all the answers

Why is evolution considered the core theme of biology?

Because it explains the origin and diversity of life on Earth Signup and view all the answers

Which of the following provides evidence for the evolution of whales and dolphins from four-legged land animals?

Their internal back limbs, which likely evolved from legs used on land Signup and view all the answers

What is biogeography, and how did it contribute to Charles Darwin's theory of evolution?

The study of how species are distributed across the Earth, which suggested to Darwin that species evolve from a common ancestor Signup and view all the answers

What is the term used to describe similar structures in different organisms that have different functions but evolved from a common ancestor?

Homologous structures Signup and view all the answers

Which of the following is an example of a structure present during embryonic development that suggests a shared common ancestor among vertebrates?

The presence of a tail Signup and view all the answers

Why do biologists use molecular biology to study the evolution of organisms that are distantly related?

Anatomical similarities are not as useful for distantly related organisms Signup and view all the answers

What does the degree of difference in DNA sequences between two organisms indicate?

The degree of difference in their evolutionary history Signup and view all the answers

Which of the following statements about the fossil record is true?

The fossil record only shows us the sequence of historical changes in organisms that formed fossils Signup and view all the answers

What is the term used to describe the study of embryos?

Embryology Signup and view all the answers