Science and Technology

 An organism involved in the fermentation of toddy is ----Saccharomyces

Litmus==the acid base indicator is obtained from------Lichen

·         Phenol is used in the manufacturing of ----Bakelite

·         The pulse in the human wrist beats-----at the same rate as the heart

·         The human organ which is responsible for detoxiction of alcohol is ----Liver

·         A geostationary satellite has a period of ----24 hours

·         The concept of expanding universe is based on ------Doppler Effect

·         Angestrom is the unit for measuring thewavelength of ----Light

·         The synthetic radioactive isotope of cobalt used in the treatment of cancer deep inside the body is----Cobalt -60

·         Phylloquinone is the chemical name of ---Vitamin K

·         Contact lenses are made from -----Polyvinyl Chloride

·         Photochemical smog occurs in ----Warm.dry and sunny climate

·         The main ingredient of cement is -----Gypsum

·         Glass actually is ---Avitrified liquid.

·         Acute lead poisoning is also known as ----Plumbism

·         The main constituent gas of LPG is -----Butane

·         Brass is an alloy of -------Coppper and Zinc

·         The most abundant inert gas in atmosphere is ----Argon

·         The chemical name of bleaching powder is ----Calcium Hypochlorite

·         Amniocentosis is a method used to determine ----The foetal sex

·         The commonly used rat-poison is -----Zinc Phosphide

·         Electric bulb filament is made of ------Tungsten

·         Indame Gas is a misture of ---Butane and Propane

·         Morphine and Boric Acid respectively are ---Analgesic and Antiseptic

·         The minimum height of a plane mirror to see the full size image of a person is equal to -----Half the height of the person

·         BMD testing is done to diagnose ----Osteoporosis

·         Helium is preferred to hydrogen in air balloons because ----It is less dense

·         Retina of the eye is comparable ot which part of traditional camera------Film

·         The principle of Black Hole was enunciated by ----S. Chandrashekhar

·         Anosmia is -------Loss of the sense of smell

·         The normal function of human kidney is ----Regulation of sugar level in the blood

·         One of the occupational health hazards commonly faced by the workers of ceramics, pottery and glass industry is ---Silicosis

·         It has been observed that astronauts lose substantial quantity of calcium through urine during space flight. This is due to ----Microgravity

·         If we sprinkle common salt on an earthworm, it die due to ----Osmotic shock

·         Cutting and peelng of onions brings tears to the eyes because of the presence of ----Sulphur in the cell

·         The anti—malarial drug Quinine is made from  a plant. The plant is ----Cinchona

·         The cat can survive fall from height much more than human or any other animal.It is because the cat ---has elastic bones

·         Development of Goitre(enlarged thyroid gland )is mainly due ot deficiency of------Iodine

·         To suspect HIV/AIDS in a young individual, which symptom is mostly associated with----Severe persistent headache

·         Hypertension is the term used for ---Increase in blood pressure

·         ‘Biosphere Reserve Project’ is aimed at protecting ---Flora and Fauna

·         ‘Palak leaves’ are rich in ---Iron

·         Malaria is a disease which affects---Liver.