Science Specialised Cells

Question 1

What is the primary function of red blood cells?

Answer 1

To transport oxygen from the lungs to the body’s tissues and carbon dioxide from the tissues back to the lungs.

Question 2

True or False: White blood cells are primarily responsible for fighting infections.

Answer 2

True.

Question 3

Fill in the blank: The main component of red blood cells that binds oxygen is called _______.

Answer 3

hemoglobin.

Question 4

What type of specialized cell is responsible for fertilization?

Answer 4

Sperm cell.

Question 5

Multiple Choice: Which of the following cells is NOT a type of white blood cell? A) Neutrophil B) Erythrocyte C) Lymphocyte

Answer 5

B) Erythrocyte.

Question 6

What is the lifespan of a typical red blood cell?

Answer 6

About 120 days.

Question 7

True or False: Sperm cells are produced in the ovaries.

Answer 7

False.

Question 8

What is the process called by which sperm cells are produced?

Answer 8

Spermatogenesis.

Question 9

Fill in the blank: The primary role of platelets is to aid in _______.

Answer 9

blood clotting.

Question 10

Multiple Choice: Which type of white blood cell is primarily involved in allergic reactions? A) Basophils B) Monocytes C) Eosinophils

Answer 10

A) Basophils.

Question 11

What is the shape of red blood cells?

Answer 11

Biconcave disc.

Question 12

True or False: Sperm cells have a flagellum that aids in mobility.

Answer 12

True.

Question 13

What is the primary type of white blood cell that engulfs pathogens?

Answer 13

Phagocytes, such as neutrophils and macrophages.

Question 14

Fill in the blank: The nucleus of a mature red blood cell is _______.

Answer 14

absent.

Question 15

Multiple Choice: Which of the following is NOT a function of white blood cells? A) Immune response B) Oxygen transport C) Blood clotting

Answer 15

B) Oxygen transport.

Question 16

What is the main difference between red blood cells and white blood cells?

Answer 16

Red blood cells transport oxygen, while white blood cells are involved in the immune response.

Question 17

True or False: Sperm cells are the largest cells in the human body.

Answer 17

False.

Question 18

What is the role of the acrosome in sperm cells?

Answer 18

To help penetrate the outer layers of the egg during fertilization.

Question 19

Fill in the blank: The type of white blood cell that produces antibodies is called a _______.

Answer 19

B lymphocyte.

Question 20

Multiple Choice: Which type of white blood cell is the first line of defense during an infection? A) Lymphocytes B) Neutrophils C) Monocytes

Answer 20

B) Neutrophils.

Question 21

What is the primary component of the cell membrane of sperm?

Answer 21

Phospholipids.

Question 22

True or False: Red blood cells can undergo mitosis.

Answer 22

False.

Question 23

What is the function of hemoglobin in red blood cells?

Answer 23

To bind and transport oxygen and carbon dioxide.

Question 24

Fill in the blank: The process by which white blood cells leave the bloodstream to fight infection is called _______.

Answer 24

diapedesis.

Question 25

Multiple Choice: Which cell is primarily involved in the adaptive immune response? A) Neutrophils B) T cells C) Erythrocytes

Answer 25

B) T cells.

Question 26

What is the primary site of red blood cell production in adults?

Answer 26

Bone marrow.

Question 27

True or False: All types of white blood cells have a nucleus.

Answer 27

True.