Sunday, October 26, 2014

Science and Technology Snippets

Green pigment is calledChlorophyll
The carbohydrate produced in the photosynthesisGlucose
Sweetest sugar isFructose
Respiration in Amoeba occurs byDiffusion
Respiratory pigment isHaemoglobin
The colour of the blood in Crabs and Snails isBlue
In cockroach the blood isWhite color
The normal blood pressure of man is120 / 80 mmHg
Doctors measure blood pressure with the instrument calledSphygmomanometer
The inter cellular fluid in blood isPlasma
Nucleus is present in RBC of animals likeCamel
Hormone that controls Phototropism and Geotropism in plants isAuxins
Early ripening of fruits is promoted byEthylene
The master gland of the bodyPituitary gland
Deficiency of iodine in food results in the enlargement of mixed glandPancreas
Deficiency of Insulin causesDiabetes mellitus
The largest part of the brain isCerebrum
The 3 tests for detecting HIV areELISA, Western blot test, PCR tests
Deficiency of Iron causesAnaemia
Deficiency of Iodine causesHypothyroidism
Excessive intake of fluorine results inFluorosis
The name vitamin was given byFunk
The rainfall at a particular place is measured byRain gauge
Forests that grow near the sea shores are calledMangroves
The gas responsible for global warming isCarbon dioxide
Examples for non-renewable resources areCoal, Petroleum
Carbon dioxide, Nitrogen Oxide, Chlorofluro carbons, and hydrocarbons are also called asGreen house gases
Ozone layer is damaged byChlorofluro Carbons
The big waves created in the sea because of the eruption of volcanoes are calledTsunami
Environment friendly fuel isCNG
Which lamps are used to minimize electricity consumptionCompact fluorescent
In human body fats are stored inAdipose tissue
We feel thirsty whenOsmotic pressure of blood increases
Which organism is used in production of alcohol?Yeast
Gasohol is a combination of gasoline andEthyl alcohol
Biochemical and histological examination of tissues is calledBiopsy
Oil spreads over the surface of water becauseOil has less surface tension than water
When an iron nail gets rusted, the weight of the iron nail isIncreased
The element common to all acids isHydrogen
Non-stick cooking utensils are coated withTeflon
Monazite is an ore ofThorium
The gas usually filled in the electric bulb isMixture of Nitrogen and Argon
Washing soda is the common name forSodium carbonate
The hardest substance available on the earth isDiamond
The working principle of a Washing Machine isCentrifugation
The audible sounds having a frequency of20 to 20,000 hertz
The major component in the LPG isPropane
Carbon dioxide is called greenhouse gas becauseIt absorbs infrared radiation
Balloons are filled withHelium
Bell metal is an alloy ofTin and Copper
Heavy water isDeuterium oxide
The gases used in different types of welding would includeOxygen and Acetylene
Cooking oil can be converted into vegetable ghee by the process ofHydrogenation
Milk is an example ofEmulsion
Coloured glasses for goggles containFerrous Oxide
The bacterium responsible for causing plague isYersinia pestis
Who is known as the father of Indian Ecology?R. Mishra
The chemical name of Aspirin isAcetylsalicylic acid
Which vitamin has cobaltVitamin B12
Dry Ice isSolid Carbon dioxide
The protein used in paper coating isCasein
The largest group of plant kingdom isThallophyta
Bacteria was discovered byAntonie Van Lecuwenhoek
The Universal Blood Recipient isAB
Which acid is found in applesMalic acid
The basic structural and functional unit of life isCell
The universal blood group donor for all group isBlood Groop O
Which human gland does secret growth hormone?Pituitary gland
Astronomical Distance is measured inLight year
One byte equal to8 bit
Steel is mainly alloy ofIron and Carbon
What does air bag, used for safety of car driver, contain?Sodium azide
Complete loss of memory is calledAmnesia
The stones formed in human kidney mainly consist ofCalcium oxalate
The oxide of which element is used as coolant?Nitrogen
Sleeping Sickness happens due toTrypanosoma
The gas used in the manufacture of Vanaspati from Vegetable Oil isHydrogen
A device which converts electrical energy into mechanical energy isElectric Motor
In which industry is mica used as a raw material?Electrical Industry
The oxides of which gases cause acid rain?Oxides of Nitrogen and Sulphar
The substance used for artificial rains isSilver Iodide
Red light is used as danger signal because itis scattered least
Chromosomes consist ofDNA and Proteins
Ozone layer in the outer atmosphere helps inAbsorbing UV radiations
Which of the following is known as graveyard of RBCs?Spleen
The name of the white revolution is associated withKurien Verghese
Name the first Lunar Rover of China, which was carried by an unmanned
remotely piloted spacecraft Chang'e-3 and was deployed
successfully on moon on 14 December 2013?
Jade Rabbit (called Yutu in Chinese)
Which country scientists recently developed Li-Fi Tech, a new cheaper way
of getting connected to internet by using signals sent through light bulbs ?
China
"Green House Effect" means -Trapping of Solar energy due to atmospheric carbon dioxide
2, 4-d is a
herbicide
The nuclear reaction involved in a nuclear reactor isFusion
The scientist associated with the success of Green Revolution isNorman Borlaug
Centre for DNA fingerprinting is located atHyderabad
Solar energy is due tofusion reactions
A non-conventional source of power isSolar Power
India's permanent Research Station 'Dakshin Gongotri' is located atAntarctica
Penicillin, an antibiotic, is obtained fromFungus
Where was India's first computer installed?Indian Statistical Institute, Calcutta
Where the early Tsunami warning system was installed to predict
a tsunami immediately after an
earthquake?
Rangachang in Andaman and Nicobar Islands
____ are used to supply Nitrogen to paddy.Blue green algae
The fish released into ponds and wells to control the mosquitoes isGambusia
Stranger Gas is called asXenon
In the human body, the longest cell isLiver Cell
_____ is used to make electric heater coil.Nichrome
The formation of fruit without fertilisation is known asParthenicarpy
Root modules are commonly found in ____ plants.Leguminous
Alzheimers disease is a disorder of theBrain
Chromosomes of the ___ will determine the sex of a child.Father
Hypermetropia or long sight can be corrected by usingConcave lenses
A plant product obtained from dried latex isOpium
Cryogenic engines are used inRockets
Skin Cancer is caused due to presence of excess ____ in water.Arsenic
The largest satellite in solar system isGanymede
German Silver is an alloy ofCopper, Zinc & Nickel
The tracking of people by trained dogs is based on the recognition of _____ from feet.Carboxylic sweat
Boiling point of water depends onatmospheric Pressure
An astronaut in outer space will observe sky inBlack colour
The polymer used in making plastic crockery isMelamine
Food is cooked in a pressure cooker quickly because boiling point of waterIncreases
Which vegetable's genome was sequenced completely in 2012?Tomato

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