Herd Immunity: Definition & Threshold - Quiz & Worksheet


Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

What is immunity?

Create Your Account To Take This Quiz

As a member, you'll also get unlimited access to over 84,000 lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Try it risk-free
Try it risk-free for 30 days. Cancel anytime
Already registered? Log in here for access

1. What is herd immunity?

2. What is not true about threshold herd immunity?

Create your account to access this entire worksheet
A Premium account gives you access to all lesson, practice exams, quizzes & worksheets
Access to all video lessons
Quizzes, practice exams & worksheets
Certificate of Completion
Access to instructors
Create an account to get started Create Account

About This Quiz & Worksheet

People don't usually consider themselves part of a herd, but we are, and among us can exist herd immunity. Assess your knowledge of the concept, herd immunity, with this quiz and worksheet. Assessment items will focus on related terminology, facts about the threshold of herd immunity and diseases that have common vaccinations.

Quiz & Worksheet Goals

Assessments will focus on:

  • The definition of immunity
  • Herd immunity's meaning
  • Facts about threshold herd immunity

Skills Practiced

  • Information recall - access the knowledge you've gained regarding flu immunization for schoolchildren
  • Defining key concepts - ensure that you can accurately define herd immunity
  • Distinguishing differences - compare and contrast topics from the lesson such as polio and measles

Additional Learning

Broaden your knowledge of herd immunity with this lesson, Herd Immunity: Definition & Threshold. Objectives covered include:

  • Know what the threshold of herd immunity depends on
  • Understand how focusing on one population for vaccines protects other populations
  • Review how herd immunity can be lost