Health Words

Health Words — Questions & Answers

Learn about Health Words in this fun and educational Body Trivia Quiz tailored for Grade 7-8 learners. The medium level ensures age-appropriate challenges while promoting deep understanding and retention of important concepts.

1. What is the main function of the heart in the human body?

   To digest food To pump blood throughout the body To filter waste from the blood To control muscle movement

   ✓ To pump blood throughout the body

   The heart is a muscular organ that pumps blood, carrying oxygen and nutrients, to all parts of the body.

2. Which part of the body is responsible for breaking down food into smaller molecules?

   Lungs Brain Stomach Skin

   ✓ Stomach

   The stomach is a key organ in the digestive system where food is mixed with digestive juices and broken down.

3. What is the primary role of the lungs?

   To pump blood To produce hormones To absorb oxygen and release carbon dioxide To store energy

   ✓ To absorb oxygen and release carbon dioxide

   The lungs are part of the respiratory system and are responsible for gas exchange, taking in oxygen and expelling carbon dioxide.

4. Which system is responsible for protecting the body from germs and diseases?

   Nervous system Immune system Skeletal system Endocrine system

   ✓ Immune system

   The immune system is a complex network of cells and organs that defend the body against infections and diseases.

5. What is the term for the body's natural defense against infection and illness?

   Inflammation Allergy Immunity Fever

   ✓ Immunity

   Immunity refers to the body's ability to resist a particular infection or toxin by the action of specific antibodies or sensitized white blood cells.

6. Which nutrient provides the body with energy and helps absorb certain vitamins?

   Protein Carbohydrates Minerals Water

   ✓ Carbohydrates

   Carbohydrates are a primary source of energy for the body and are essential for many bodily functions.

7. What is the main component of bones that gives them strength?

   Cartilage Muscle Calcium Blood vessels

   ✓ Calcium

   Calcium is a mineral that is crucial for building and maintaining strong bones and teeth.

8. Which organ acts as the control center for the body, sending and receiving signals?

   Heart Kidneys Brain Liver

   ✓ Brain

   The brain is the central organ of the nervous system, responsible for thought, memory, emotion, touch, motor skills, vision, breathing, temperature, and more.

9. What is the process by which the body converts food into energy?

   Respiration Digestion Circulation Metabolism

   ✓ Metabolism

   Metabolism is the set of life-sustaining chemical transformations within the cells of living organisms, including the process of converting food into energy.

10. What is the term for the body's ability to maintain a stable internal environment, like body temperature?

    Adaptation Homeostasis Regulation Equilibrium

    ✓ Homeostasis

    Homeostasis is the tendency of an organism or cell to regulate its internal conditions, such as temperature or pH, to maintain a stable, constant state.