General Science-96

1. Who among the following evolved the concept of relationship between mass and energy?
1. Einstein
2. Planck
3. Dalton
4. Rutherford
2. Match the following columns:

Column 1	Column 2
A. Radioactivity	1. Planck
B. Periodic Table	2. Thomson
C. Quantum Theory	3. Rutherford
D. X-Rays	4. Mendeleev
	5. Roentgen
	6. Becquerel
a. A1 B3 C5 D2 b. A6 B5 C3 D5 c. A3 B2 C1 D5 d. A6 B4 C1 D5

3. Match the following columns:

Column 1	Column 2
A. Marconi	1. Radio
B. Darwin	2. Natural selection theory
C. Laennec	3. Orthogenesis theory
D. Baird	4. Stethoscope
	5. Television
a. A1 B3 C4 D5 b. A5 B4 C3 D2 c. A1 B2 C4 D5 d. A3 B5 C2 D

4. Robert Koch worked on
1. Tuberculosis
2. Cholera
3. Malaria
4. Diabetes
5. Who discovered Uranus?
1. Herschel
2. Ganleo
3. Copernicus
4. None of these
6. Who among the following is associated with the invention of computers?
1. Edison
2. Babbage
3. Mac Millen
4. Rangabhashyam

           7.      Which of the following is the lightest metal?

a.       Mercury

b.      Silver

c.       Lithium

d.      Lead

             8.      The most important ore of Aluminium is :

a.      Bauxite

b.      Calamine

c.       Calcite

d.      Galena

            9.      The element present in the largest amount in rocks and minerals is:

a.       Carbon

b.      Silicon

c.       Hydrogen

d.      Aluminium

          10.  Gobar gas contains mainly:

a.       Methane

b.      Carbon dioxide

c.       Butane

d.      Carbon Monoxide

          11.  The most malleable metal is:

a.       Silver

b.      Gold

c.       Aluminium

d.      Sodium

          12.  Tetraethyl lead is used as:

a.       Mosquito repellent

b.      Pain Killer

c.       Fire extinguisher

d.      Petrol additive

          13.  Which of the following is used in beauty parlours for hair setting?

a.       Phosphorus

b.      Sulphur

c.       Chlorine

d.      Silicon

           14.  Which of the following is a non-metal that remains liquid in room temperature?

a.       Bromine

b.      Chlorine

c.       Helium

d.      Phosphorus

           15.  From which mineral is radium obtained:

a.       Limestone

b.      Haematitie

c.       Pitchblende

d.      Rutile

           16.  What is laughing gas?

a.       Carbon dioxide

b.      Sulphur dioxide

c.       Nitrogen Dioxide

d.      Nitrous oxide

            17.   Which of the following is used as a material for making protective windows in space probes?

a.       Steel

b.      Graphite

c.       Tungsten

d.      Diamond

            18.  Which form of phosphorus is used in safety metals?

a.       Red Phosphorus

b.      White Phosphorus

c.       Yellow Phosphorus

d.      Black Phosphorous

           19.  Stainless steel is an alloy of :

a.       Iron, Carbon and Nickel

b.      Iron and Manganese

c.       Iron, Chromium and Zinc

d.      Iron, Chromium and Nickel

           20.  Which of the following is not correctly matched?

a.       Galena : Lead Sulphide

b.      Green vitriol : Copper sulphate

c.       Plaster of Paris : Calcium sulphate

d.      Calomel : Mercurous Chloride