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Sciences Interview Questions
Questions Answers Views Company eMail

The average salinity of sea water is 1 2% 2 2.5% 3 3% 4 3.5%

 1 3050

Which of the following is the most stable element? 1 Uranium 2 Hydrogen 3 Oxygen 4 Lead

SSC,

6 14489

Find the odd one: 1 Marble 2 Chalk 3 Limestone 4 Slaked lime

 2 11357

Diamond is harder than graphite because of 1 Difference of layers of atoms 2 Tetrahedral structure of diamond 3 Difference of crystalline structures 4 None of these

 3 14336

A super conductor is characterized by 1 Zero permeability 2 Low permeability 3 High permeability 4 Infinite permeability

 1 9767

Of the various forms of carbon, the one which is used for adsorption purpose, is 1 Diamond 2 Graphite 3 Coke 4 Wood charcoal

 1 3106

The chemical (ethyl merceptan) added to the otherwise odorless LPG cooking gas for imparting a detectable smell to the gas is a compound of 1 Sulphur 2 Fluorine 3 Chlorine 4 Bromine

 2 8628

An element that does not occur in nature but can be produced artificially is 1 Thorium 2 Radium 3 Plutonium 4 Uranium

 4 25877

The inert gas which is substituted for nitrogen in the air, used by deep sea divers for breathing, is 1 Helium 2 Argon 3 Krypton 4 Xenon

Argon,

3 15901

The group of metals Fe, Co, Ni may be best called as 1 Alkali metals 2 Rare metals 3 Main group metals 4 Transition metals

 2 8383

Heavy water is 1 Sea water (H2O+Salt) 2 D2O 3 H2O2 4 None of these

 3 5846

Amalgams are 1 Alloys which contain carbon 2 Alloys which have great resistance to abrasion 3 Alloys which contain mercury as one of the contents 4 None of these

 2 3096

Which of the following characteristics is not-shown by hydrogen? 1 It burns in air to form water 2 It supports combustion 3 It combines with almost all the metals forming hydrides 4 None of these

 1 3488

Which of the following elements is obtained from sea weeds? 1 Argon 2 Sulpur 3 Vanadium 4 Iodine

Argon, Iodine,

1 5702

The metallic constituents of hard water are 1 Magnesium, calcium and tin 2 Iron, tin and calcium 3 Calcium, ,magnesium and iron 4 None of these

 1 9276

Un-Answered Questions { Sciences }

principle and calibration of uv. and why we use potassium dicromate solution for contol of absorbance

2381

What is considered a fruit?

1613

Explain how are ecological interactions classified?

49

Tell me how we are getting light from electrical bulb?

458

Can you explain the role of a rheumatologist and the focus of their practice within the field of medicine?

1




What is earth science?

437

How to grow more positive bacteria?

1635

what is the effect of different types of water on plants?

2262

Why titration in which hcl and h2so4 is use?

576

When are archenteron and blastopore formed?

1

Explain optical telescopes?

530

What is pollution?

148

what is Avian flu threat? what are its symptoms?

1607

What is frequncy?

549

Explain what happens when you travel across the dateline?

527

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