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CSIR NET JRF: Key points to know for Paper-I- Part 1

• Which metal is always found in free state in nature-Gold.
• Bauxite is an ore of-Aluminum.
• Material used for bleaching pulp is-Sodium Hypo -chlori
• Which gas is leaked in Bhopal gas tragedy-Methyl Isocyanides.
• The chemical name of table salt is-Sodium Chloride.


• Chemical name of Vitamin C is –Ascorbic Acid.
• Bone is used as fertilizer because it contains the plant nutrient-Phosphorus.
• Baking soda is-Sodium Bicarbonat.
• Plaster of Paris is made from-Gypsum.
• Which element is common in all acids-Hydrogen.
• Which element is common in all organic compounds is -Chlorine.
• What is the function of Green leaves in plants –Photosynthesis.
• Which is largest Gland in human body Liver
• Which is largest Organ in human body –Skin
• Which is longest Bone in human body –Femur
• Which Gland is called the master Gland –Pituitary
• How many Bones in adult human body –206
• How many Bones in child’s body –300
• What is the temperature of normal human body –36.9C.
• Which is the helps in clotting in blood –Vitamin K.
• Total volume of blood in normal adult human body 5-6iiters.
• Red blood corpuscles(RBC)are formed in the bone marrow
• The largest part of the human brain is the –cerebrum
• What is main component of the bone and teeth –Calcium Phosphate
• The main constituent of hemoglobin is –Transport Oxygen
• The main function of Hemoglobin is - Transport Oxygen.
• Malaraia is a disease which effect the –Spleen
• Leukemia is a disease of the –Blood.
• Rickets is a disease of the –Bones.
• ECG is used for the diagnosis of ailments of –Heart.
• Food is normally digested in the –Small intestines.
• The main function of the kidney is –To remove waste product from body
• The human cells contains –46 Chromosomes
• Acquired immune-deficiency syndrome(AIDS)is caused by –Virus
• The light with the longest wave length in the visible spectrum is – Red.
• In the electric bulb, the gas used is – Inert.
• Centigrade and Fahrenheit scales resemble at ( –40C).
• Study of insects is called – Entomology.
• The inner layer of the skin is called – Dermis
• Nucleus of an atom has – Neutrons and Protons
• Marsh gas is – Methane
• In fireworks the green flame is produced because of – Barium
• Nuclear fission is caused by the impact –Neutron
• Atom Bomb is based on principal of – Nuclear Fission.
• Glass is made from the mixture of – Sand and Salt.
• Permanent hardness of water may be removed by the addition of – Sodium Carbonate.
• P.V.C is obtained by the polymerization of – Vinylchtoride
• The pursuit form of iron is – Cast Iron
• The element found on the surface of the moon is –Titanium
• One joule is equivalent to-10 ergs
• The most efficient engine is –Electric
• Wisdom teeth normally grow during the age of- 17- 30 years
• The yellow colures of urine is due to the presence of –Urochrome.
• Life of RVC in human blood is of –120 days.
• How many teeth are known as milk teeth in human beings – 20.
• Colure of the skin due to presence of -Melanin
• Bile juice secreted by -Lactro meter
• The smallest cell in the human body are –Blood cells.
• Food is mainly digested in –small intestine.
• The number of ribs in human body is –24
• The smallest bone in the human body is – Stirrup
• Total number of bones in human skill are- 30
• The hitting element in an electric iron is made of –Tungsten.
• A nuclear reactor uses as fuel –Uranium.
• The Velocity of light was first measured by –Roemer.
• The purity of milk is checked by –Lactro meter.
• The hottest part of the flame lies in its –Non luminous Zone.
• The first life came on this earth –In Water
• An object weights maximum in –Vacuum
• Which is the semiconductor –Silicon
• Ic Chips for Computers are usually made of –Silicon
• A device used for converting AC into DC is
• called-Rectifier.
• The volume Urine produced in an adult human every 24 hours is-1.5Liters.
• The average Gestation period of Sheep is –150 days.
• The Smallest possible unit of a comical compounds is –Molecule
• The Vitamin which contains Cobalt is –B12
• The first metal to used by man was Copper
• All acid essentially contain the element –Hydrogen
• The main active continent of tea and coffee is –Caffeine.
• Pencil lead is made up of –Graphite.
• The human body contains the maximum amount of –water.