HEART AND CIRCULATORY SYSTEM (Part-II)

Total Questions: 33

31. Which of the following is a chromoprotein? [C.P.O. SL 5.06.2016 (Shift-1)]

Correct Answer: (b) Haemoglobin
Note:

A chromoprotein is a conjugated protein that contains a pigmented prosthetic group (or cofactor). A common example is haemoglobin, which contains a heme cofactor, the iron-containing molecule that makes oxygenated blood appear red.

32. The study of the relation of animals and plants to their surroundings is called: [S.SC. Online Graduate Level (T-1) 3.09.2016 (Shift-1)]

Correct Answer: (a) Ecology
Note:

Ecology is defined as the study of the patterns and processes governing the abundance and distribution of organisms and their relationships to their environment. It is the science that deals with the interrelationship between various organisms living in an area and their relationship with the physical environment.

33. Sphygmomanometer measures the blood pressure in the— [S.S.C. Online Graduate Level (T-I) 4.09.2016 (Shift-II)]

Correct Answer: (b) Arteries
Note:

There are two levels of blood pressure in the arteries. The first is called systolic pressure and the second is called diastolic pressure. Normally, the systolic pressure in human arteries is 120 mm Hg and the diastolic pressure is 80 mm Hg. It is measured by the Sphygmomanometer instrument.