Explore topic-wise MCQs in Biology.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

In Myasthenia gravis, antibodies start attacking the ______________

A. Proprioceptors
B. Chemoreceptors
C. Acetylcholine receptors
D. Cortisol receptors
Answer» D. Cortisol receptors
Discussion
2.

Which of the following statements is incorrect regarding Rheumatoid arthritis?

A. It is an autoimmune disorder
B. It occurs only in old people
C. Inflammation of synovial fluid
D. Diagnosed by the presence of rheumatoid factor
Answer» C. Inflammation of synovial fluid
Discussion
3.

Which of the following is not an immune system disorder?

A. Allergies
B. Immunodeficiency
C. Genetic Disorders
D. Autoimmune Diseases
Answer» D. Autoimmune Diseases
Discussion
4.

In Multiple sclerosis, the antibodies attack the Node of Ranvier of the nerve cells.

A. True
B. False
Answer» C.
Discussion
5.

In which of the following diseases the autoantigens are -cells?

A. Myasthenia gravis
B. Insulin-dependent diabetes
C. Multiple sclerosis
D. Chronic anaemia
Answer» C. Multiple sclerosis
Discussion
6.

Muscular dystrophy is an autoimmune disease while Myasthenia gravis is a genetic disorder.

A. True
B. False
Answer» C.
Discussion
7.

Which of the following is not an autoimmune disorder?

A. Rheumatoid Arthritis
B. Multiple sclerosis
C. Influenza
D. Chronic Hepatitis
Answer» D. Chronic Hepatitis
Discussion
8.

Which of the following is not an autoantigen?

A. RBCs
B. Liver Cells
C. Acetylcholine receptors
D. Brain
Answer» E.
Discussion
9.

Which of the following is the cause of autoimmune diseases?

A. Immune System begins to attack its cells and tissues
B. Immune System starts producing cells and tissues
C. Immune System fails completely
D. Immune System produces WBCs in a huge number
Answer» B. Immune System starts producing cells and tissues
Discussion