WorksheetsSci-Tech Quiz Competition
Total questions: 25
Worksheet time: 4mins
India Celebrates February 28 every year as 'National Science Day' because on this day:
First Indian Space craft was launched
Nehru laid the foundation of Science labs all over India
In 1928 C.V Raman discovered what was later called the 'Raman Effect'
Vikram Sarabhai was born
What does SSL stand for?
Security System Law
Security System Layer
Secure Socket Layer
None of the above
Two stones of different masses are dropped simultaneously from the top of a building
Smaller stone reaches the ground earlier
Larger stone reaches the ground earlier
Both the stones reach the ground at the same time
Depends on the composition of the stone
What is the functionality of MAC (Media Access Control) ?
It an address unique to every piece of network hardware
It’s an address unique to every piece of computer
It is an hidden folder used for the recovery purpose
None of the above
Certain desert lizards excrete their wastes in dry form. This serves as a means of:
Protective mechanism against predators
Limiting factor of the organisms
Adaptation of the organisms to the environment
Countering the problem of Food Scarcity
In which year Deep Purple a super computer beat chess wizard Garry Kasparov?
1996
1998
1995
1997
Pottasium Permanganate is used for purifiying drinking water, beacause:
It is a sterilising agent
It dissolves the impurities of water
It is a reducing agent
It is an oxidising agent
The speed of a CPU is measured in what?
Hertz
Megahertz
Gigyabtyes
Byte
Whwn is world Science day celebrated ?
November 18
December 1
November 10
November 9
Which of the following is a command prompt command for Microsoft Windows?
Meg
Power
Ping
Petabyte
Why is world science day celebrated?
To draw attenton to the challenges faced by science
Stengthen public awarness on the role of science
Promote National and International solidarity for shared science between countries
Improve the science and Technology Worldwide
Which type of memory that is held even after the computer is turned off?
State Memory
Flash memory
Random Memory
Secure Memory
Sir C.V Raman was awared Nobel Prize on ____ ?
1935
1937
1940
1930
Which gas is safe and an effective extinguisher for all confined fires?
Nitrogen dioxide
Carbon dioxide
Sulphur dioxide
Nitrous Oxide
Which variety of coal contains the highest percentage of carbon ?
Anthracite
Peat
Bituminous
Lignite
Which one of the following statements is incorrect about laser?
It is a technique for producing intense beams of light, ultraviolet or infrared radiation of different wavelength.
Even in diamond laser beam can drill a hole.
A variety of lasers have been made from solids like the ruby crystal and semi conducting materials, liquids and gases.
All waves in laser, travel in phase.
What is the Deepest part of the ocean ?
Bermuda Triangle
Raaysay Point
Sea of Tranquility
Marianas Trench
Which one of the following elements the drum of a Photostat machine is made up of:
Aluminium
Selenium
Barium
Caesium
Why do variable stars pulsate in brightness ?
Gain in mass
Expansion of contraction of the outer layers
Constant contraction
Movement at a fixed rate
Honey is sweeter than cane sugar or corn syrup. Which one of the following carbon sugars is responsible for this?
Dextrose
Levulose
Sucrose
Fructose
In the human body what is the hallux?
Elbow
Thumb
Tip of nose
Big toe
Who among the following Scientist is associated with the invention of the barometer?
H. Devi
Torricelli
William Gas Cogin
L.D Forest
Who among the following Scientist invented the gramophone?
Anerko Fermi
George Stefans
Edison
Walter Hunt
Name an instrument used to measure the sound waves inside the water?
Comograph
Dictaphone
Crescograph
Hydrophone
Due to which phenomena the stick if immersed in water appears to be bent?
Reflection
Dispersion
Refraction
Scattering
