Cholesterol is present in all of the following except:

• A. milk
• B. fish
• C. egg white
• D. None of these

Galvanized iron Sheets have on them a coating of:

• A. lead
• B. chromium
• C. tin
• D. zinc

The procedure of Shattering the gallstones and kidney stones by shock waves is called :

• A. mri
• B. kidney surgery
• C. angiography
• D. lithotrispy

Which instrument is used to measure blood pressure?

• A. Sphygmomanometer
• B. thermometer
• C. barometer
• D. stethoscope

The Periodic table, which arranges chemical elements according to their atomic number and chemical properties was formulated by:

• A. antoine lavosiier
• B. dmitri mendeleev
• C. john dalton
• D. None of these

One molecule of water is composed of:

• A. two hydrogen atoms, two oxygen atoms
• B. one atoms of hydrogen, one atomof oxygen
• C. two atoms of hydrogen. one atom of oxygen
• D. one atom of hydrogen, two atoms of oxygen

One metric ton contains_________kilograms

• A. 10,000
• B. 100
• C. 10
• D. 1000

Short Shortsightedness can be corrected by

• A. convex lens
• B. concave lens
• C. convex-concave lens
• D. None of these

Acid rain contains high level of________.

• A. oxalic acid
• B. sulphuric acid
• C. nitric acid
• D. both b & c

Seismograph is a scientific instrument used for:

• A. recording earthquakes
• B. recording fluctuations in blood pressure
• C. detecting underground gas fields
• D. None of these