Immune System Basics
An introductory worksheet on the human immune system for 8th-grade science students.
Includes
Standards
Topics
Immune System Basics
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability.
1. Which of the following is NOT a primary function of the immune system?
Fighting off infections
Digesting food
Protecting the body from harmful substances
Recognizing and destroying abnormal cells
2. Which type of white blood cell is responsible for producing antibodies?
Phagocytes
T-cells
B-cells
Natural Killer cells
3. The body's first line of defense against pathogens includes skin, mucous membranes, and .
4. A substance that triggers an immune response is called an .
5. When your body creates its own antibodies after being exposed to a pathogen, it is called immunity.
6. Vaccines work by introducing a weakened or inactive form of a pathogen into the body.
True
False
7. All bacteria are harmful and cause diseases.
True
False
8. Briefly explain the difference between innate immunity and adaptive immunity.
9. Name two common types of pathogens that the immune system protects against.
Related Worksheets
The Human Reproductive System
Explore the structures and functions of the male and female reproductive systems, including key hormones and processes.
Grade 8 Fungi Worksheet
Explore the fascinating world of fungi with this Grade 8 science worksheet covering their characteristics, reproduction, and ecological roles.
Interactions in an Ecosystem
Explore the complex relationships and interactions within ecosystems, including food webs, energy flow, and symbiotic relationships, for Grade 8 Science.
Grade 8 Science: The Human Eye
Explore the anatomy and function of the human eye, including its parts, how vision works, and common eye conditions.
Ecological Relationships Worksheet
Explore ecological relationships including predation, competition, mutualism, commensalism, and parasitism with this Grade 8 Science worksheet.
Grade 8 Taxonomy Worksheet
Explore the principles of biological classification with this Grade 8 Science worksheet on Taxonomy, covering hierarchical ranks, binomial nomenclature, and the characteristics of different kingdoms.
Energy Flow in Ecosystems
Explore the concepts of energy flow, food chains, food webs, and ecological pyramids in ecosystems.
Grade 8 Science: Understanding Diseases
This worksheet covers key concepts about diseases, including types, causes, transmission, and prevention, suitable for Grade 8 science students.