Sciences Interview Questions
Questions Answers Views Company eMail

The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon

1 1460

Monazite is an ore of 1 Iron 2 Titanium 3 Thorium 4 Zirconium

1 1860

Water is a compound because 1 It exists as a solid, a liquid or a gas 2 It contains hydrogen and oxygen 3 It contains two different elements joined by chemical bonds 4 It cannot be split up into simpler substances by chemical means

1 5907




The element nickel is a 1 Magnetic metal 2 Radioactive metal 3 Non magnetic metal 4 Complex element

1 1306

Potassium permanganate is used for purifying drinking water, because 1 It is dissolves the impurities of water 2 It is a sterilizing agent 3 It is an oxidizing agent 4 It is a reducing agent

3 5947

Graphite and sillimanite are 1 Refractory minerals 2 Ferrous minerals 3 Base minerals 4 None of these

1 5055

The presence of which of the following salts in water causes corrosion in steam boilers? 1 Sodium chloride 2 Magnesium chloride 3 Calcium bicarbonate 4 Potassium bicarbonate

1 2547

When an iron nail gets rusted, iron oxide is formed 1 Without any change in the weight of the nail 2 With increase in the weight of the nail 3 With decrease in the weight of the nail 4 None of these

1 4856

Water is a good solvent of ionic salts because 1 It has no colour 2 It has a high boiling point 3 It has a high dipole moment 4 It has a high specific heat

1 2287

The hardest substance available on earth is 1 Platinum 2 Coal 3 Diamond 4 Gold

FCI, University of Ilorin,

12 30142

Actinides are the elements with atomic numbers from 1 36 to 43 2 89 to 103 3 97 to 114 4 101 to 115

1 1506

Which of the following is the best conductor of electricity? 1 Zinc 2 Copper 3 Gold 4 Silver

5 4630

The ratio of pure gold in 18 carat gold is 1 60% 2 75% 3 80% 4 100%

DSSSB-Delhi Subordinate Service Selection Board,

3 10194

The highest grade of coal whose surface is shining and has the highest calorific value, is 1 Bituminous 2 Lignite 3 Anthracite 4 Peat

Neyveli Lignite Corporation,

1 5637

The element found on the surface of the moon is 1 Tin 2 Tungsten 3 Tantalum 4 Titanium

RRB,

4 14078







Un-Answered Questions { Sciences }

In the past, how have you calmed down upset patients?

156


can PEGFP SERIES be used in stable transfection?

788


How to reduce cell clumping for immunocytostaining ?

819


if drug batch rejected in pharma industry thn what techniques are made to clear the batch?

1125


Give the classification of Butterfly?

640


what is antioxidant para meters

987


What kind of toxic posions are released by the prickly pear cactus's needles?

513


Please brief me future of ayurveda in India & abroad.

1315


What is a separatrix?

904


Describe about the Antibiotic resistance in plant groth promoting bacteria?

585


who is the winner of woman's single title in french open tennis championship 2011

835


What are the fundamental ways to estimate visual motion in 1-D?

838


what is the use of chemistry in banking

800


Principle of single pan analytical balance

2360


what are the significances of maxwell's thermodynamic equations.

858