Science MCQs

Practice multiple choice questions with instant feedback. Select an option to see if you're correct.

Total Questions
2100
Page 17 of 210
Question 161 Easy

Which of the following is an ectoparasite?

A
Tapeworm
B
Malarial parasite
C
Lice
D
Roundworm
Question 162 Easy

Athlete’s foot is caused by:

A
Virus
B
Bacteria
C
Fungus
D
Parasite
Question 163 Easy

Which lymphoid organ is located in the throat?

A
Thymus
B
Spleen
C
Tonsils
D
Appendix
Question 164 Medium

Adaptive immunity is characterized by:

A
Rapid response
B
Memory
C
Non-specificity
D
Presence from birth
Question 165 Easy

Which of the following is a bacterial disease?

A
Polio
B
Hepatitis
C
Tuberculosis
D
AIDS
Question 166 Medium

The primary function of antibodies is to:

A
Engulf pathogens
B
Neutralize antigens
C
Produce mucus
D
Filter blood
Question 167 Easy

Which of the following is NOT a way to prevent infections?

A
Washing hands
B
Eating uncovered food
C
Vaccination
D
Keeping wounds clean
Question 168 Medium

Which cells are responsible for cell-mediated immunity?

A
B-lymphocytes
B
T-lymphocytes
C
Phagocytes
D
Red blood cells
Question 169 Medium

The outer protein coat of a virus is called:

A
Capsid
B
Envelope
C
Genome
D
Nucleoid
Question 170 Easy

Which of the following is a function of the bone marrow?

A
Produces antibodies
B
Filters lymph
C
Produces blood cells
D
Stores bile
Showing 161-170 of 2100 questions

Quick Stats

Total Questions 10900
easy 5797
medium 2983
hard 2120

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