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

2 1685

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

1 2035

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 6489




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

1 1525

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 6523

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

1 5541

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 3024

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 5410

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 2506

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

FCI, University of Ilorin,

13 32506

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 1816

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

5 5174

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 11946

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 6871

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

RRB,

4 15298







Un-Answered Questions { Sciences }

what is harmonic distortion?what is the use of it.in ce amplifiers

779


what are the role of chemical education in sustainable development

770


what is the purpose of using cyclhexane in synthesis?

1953


Describe about equine fibroblast culture?

649


what is the mean of g= 9.8m/s2. waht is the mean of unit m/s2

67


HI, I AM SUNIL BISHNOI.I AM PREPARING FOR ISHRO ASTRONOTES EXAM.PLEASE TELL ME ALL ABOUT THIS.

1164


Give MIC interpretive standards for streptomycin susceptibility ?

818


How to prepare SEM sample for bacteria?

1749


what is Sphere cells suspension culture ?

792


Why can mould vary in colour?

692


How a cluster algorithm works?

730


In which of the glands are graffian follicles found??

154


What are the three major challenges facing microbiology today?

3667


In dissolution of tablets/capsules elaborate the Dissolution limit 20.0% to 60% Q in 30 minutes.

490


the basic approach to science was established by:

823