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...

10 Questions

1 Views

Biology Chapter 1 Quiz

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

Which statement about cell theory is correct?

All living organisms are composed of one or more cells. (correct)

Cells can arise from non-living materials.

Cells function independently of their environment.

All cells have a nucleus.

Which structure is primarily involved in the active transport of substances across the cell membrane?

Lysosomes

Mitochondria

Proteins embedded in the membrane (correct)

Ribosomes

What distinguishes prokaryotes from eukaryotes?

Only prokaryotes have a cell membrane.

Prokaryotes lack ribosomes.

Eukaryotes have chloroplasts while prokaryotes do not.

Prokaryotes do not possess a defined nucleus. (correct)

During photosynthesis, which of the following are produced?

Oxygen and glucose Signup and view all the answers

How do heterotrophs obtain energy?

By consuming other organisms Signup and view all the answers

Which of the following is NOT considered a characteristic of living things?

Ability to conduct electricity Signup and view all the answers

What is the significance of valence electrons in chemical bonding?

They are involved in forming chemical bonds with other atoms. Signup and view all the answers

In the context of the pH scale, what would be classified as a neutral substance?

Pure water with a pH of 7 Signup and view all the answers

Which term best relates to the necessary energy to start a chemical reaction?

Activation energy Signup and view all the answers

In the chemical equation CO₂ + H₂O → H₂CO₃, which component is the reactant?

Both A and C Signup and view all the answers