Ethiopian Grade 12 National Exam Questions Pdf - 1

Question: 1

Name the chronic respiratory disorder caused mainly by cigarette smoking.

(A) Emphysema

(B) Asthma

(C) Respiratory acidosis

(D) Respiratory alkalosis

Question: 2

Erythropoietin hormone stimulates the bone marrow to produce more ______

(A) Platelets

(B) WBCs

(C) RBCs

(D) Electrolytes

Question: 3

Which of the following is caused by bacteria?

(A) Tuberculosis

(B) Emphysema

(C) Pneumonia

(D) Silicosis

Question: 4

COPD is the _______

(A) Asthma and emphysema

(B) Asthma, chronic bronchitis and emphysema

(C) Emphysema

(D) Emphysema and chronic bronchitis

Question: 5

The formation of is catalysed by the enzyme carbonic anhydrase in RBCs

(A) Carbonic acid

(B) Carbamino haemoglobin

(C) Carbonates

(D) Bicarbonates