Grade 9 Science: The Human Blood
A worksheet for Grade 9 students covering the components, functions, and circulation of human blood.
Includes
Standards
Topics
The Human Blood
Name:
Date:
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Read each question carefully and answer to the best of your knowledge. Choose the correct option for multiple-choice questions, fill in the blanks, or write short answers as required.
1. Which component of blood is responsible for transporting oxygen?
White blood cells
Plasma
Red blood cells
Platelets
2. Which blood component is primarily involved in blood clotting?
Red blood cells
White blood cells
Plasma
Platelets
1. The liquid matrix of blood is called .
2. are responsible for fighting infections in the body.
3. The protein in red blood cells that binds to oxygen is .
1. All arteries carry oxygenated blood.
True
False
2. Blood type O is a universal recipient.
True
False
1. Briefly describe the main function of the human heart in relation to blood circulation.
2. Name the four main components of human blood and state one function for each.
Match each term on the left with its correct description on the right.
1. Hemoglobin
a. Liquid component of blood
2. Plasma
b. Carries oxygen in red blood cells
3. Capillaries
c. Smallest blood vessels for exchange
4. Antibodies
d. Proteins that identify and neutralize foreign objects
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