Monday, October 13, 2014

Science and Technology Made Easy

Green pigment is called
Chlorophyll
The carbohydrate produced in the photosynthesis
Glucose
Sweetest sugar is
Fructose
Respiration in Amoeba occurs by
Diffusion
Respiratory pigment is
Haemoglobin
The colour of the blood in Crabs and Snails is
Blue
In cockroach the blood is
White color
The normal blood pressure of man is
120 / 80 mmHg
Doctors measure blood pressure with the instrument called
Sphygmomanometer
The inter cellular fluid in blood is
Plasma
Nucleus is present in RBC of animals like
Camel
Hormone that controls Phototropism and Geotropism in plants is
Auxins
Early ripening of fruits is promoted by
Ethylene
The master gland of the body
Pituitary gland
Deficiency of iodine in food results in the enlargement of mixed gland
Pancreas
Deficiency of Insulin causes
Diabetes mellitus
The largest part of the brain is
Cerebrum
The 3 tests for detecting HIV are
ELISA, Western blot test, PCR tests
Deficiency of Iron causes
Anaemia
Deficiency of Iodine causes
Hypothyroidism
Excessive intake of fluorine results in
Fluorosis
The name vitamin was given by
Funk
The rainfall at a particular place is measured by
Rain gauge
Forests that grow near the sea shores are called
Mangroves
The gas responsible for global warming is
Carbon dioxide
Examples for non-renewable resources are
Coal, Petroleum
Carbon dioxide, Nitrogen Oxide, Chlorofluro carbons, and hydrocarbons are also called as
Green house gases
Ozone layer is damaged by
Chlorofluro Carbons
The big waves created in the sea because of the eruption of volcanoes are called
Tsunami
Environment friendly fuel is
CNG
Which lamps are used to minimize electricity consumption
Compact fluorescent
In human body fats are stored in
Adipose tissue
We feel thirsty when
Osmotic pressure of blood increases
Which organism is used in production of alcohol?
Yeast
Gasohol is a combination of gasoline and
Ethyl alcohol
Biochemical and histological examination of tissues is called
Biopsy
Oil spreads over the surface of water because
Oil has less surface tension than water
When an iron nail gets rusted, the weight of the iron nail is
Increased
The element common to all acids is
Hydrogen
Non-stick cooking utensils are coated with
Teflon
Monazite is an ore of
Thorium
The gas usually filled in the electric bulb is
Mixture of Nitrogen and Argon
Washing soda is the common name for
Sodium carbonate
The hardest substance available on the earth is
Diamond
The working principle of a Washing Machine is
Centrifugation
The audible sounds having a frequency of
20 to 20,000 hertz
The major component in the LPG is
Propane
Carbon dioxide is called greenhouse gas because
It absorbs infrared radiation
Balloons are filled with
Helium
Bell metal is an alloy of
Tin and Copper
Heavy water is
Deuterium oxide
The gases used in different types of welding would include
Oxygen and Acetylene
Cooking oil can be converted into vegetable ghee by the process of
Hydrogenation
Milk is an example of
Emulsion
Coloured glasses for goggles contain
Ferrous Oxide
The bacterium responsible for causing plague is
Yersinia pestis
Who is known as the father of Indian Ecology?
R. Mishra
The chemical name of Aspirin is
Acetylsalicylic acid
Which vitamin has cobalt
Vitamin B12
Dry Ice is
Solid Carbon dioxide
The protein used in paper coating is
Casein
The largest group of plant kingdom is
Thallophyta
Bacteria was discovered by
Antonie Van Lecuwenhoek
The Universal Blood Recipient is
AB
Which acid is found in apples
Malic acid
The basic structural and functional unit of life is
Cell
The universal blood group donor for all group is
Blood Groop O
Which human gland does secret growth hormone?
Pituitary gland
Astronomical Distance is measured in
Light year
One byte equal to
8 bit
Steel is mainly alloy of
Iron and Carbon
What does air bag, used for safety of car driver, contain?
Sodium azide
Complete loss of memory is called
Amnesia
The stones formed in human kidney mainly consist of
Calcium oxalate
The oxide of which element is used as coolant?
Nitrogen
Sleeping Sickness happens due to
Trypanosoma
The gas used in the manufacture of Vanaspati from Vegetable Oil is
Hydrogen
A device which converts electrical energy into mechanical energy is
Electric 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 is
Silver Iodide
Red light is used as danger signal because it
is scattered least
Chromosomes consist of
DNA and Proteins
Ozone layer in the outer atmosphere helps in
Absorbing UV radiations
Which of the following is known as graveyard of RBCs?
Spleen
The name of the white revolution is associated with
Kurien 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 is
Fusion
The scientist associated with the success of Green Revolution is
Norman Borlaug
Centre for DNA fingerprinting is located at
Hyderabad
Solar energy is due to
fusion reactions
A non-conventional source of power is
Solar Power
India's permanent Research Station 'Dakshin Gongotri' is located at
Antarctica
Penicillin, an antibiotic, is obtained from
Fungus
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 is
Gambusia
Stranger Gas is called as
Xenon
In the human body, the longest cell is
Liver Cell
_____ is used to make electric heater coil.
Nichrome
The formation of fruit without fertilisation is known as
Parthenicarpy
Root modules are commonly found in ____ plants.
Leguminous
Alzheimers disease is a disorder of the
Brain
Chromosomes of the ___ will determine the sex of a child.
Father
Hypermetropia or long sight can be corrected by using
Concave lenses
A plant product obtained from dried latex is
Opium
Cryogenic engines are used in
Rockets
Skin Cancer is caused due to presence of excess ____ in water.
Arsenic
The largest satellite in solar system is
Ganymede
German Silver is an alloy of
Copper, Zinc & Nickel
The tracking of people by trained dogs is based on the recognition of _____ from feet.
Carboxylic sweat
Boiling point of water depends on
atmospheric Pressure
An astronaut in outer space will observe sky in
Black colour
The polymer used in making plastic crockery is
Melamine
Food is cooked in a pressure cooker quickly because boiling point of water
Increases
Which vegetable's genome was sequenced completely in 2012?
Tomato

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