Metal required for polymerization of insulin is (A) Copper (B) Chromium (C) Cobalt (D) Zinc

Metal required for polymerization of insulin is (A) Copper (B) Chromium (C) Cobalt (D) Zinc
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Answer : D
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Metalloenzyme-retinene for polymerization of insulin is (A) Copper (B) Zinc (C) Cobalt (D) Manganese

Description : Metalloenzyme-retinene for polymerization of insulin is (A) Copper (B) Zinc (C) Cobalt (D) Manganese

Last Answer : Answer : B

Crystallisation of insulin occurs in the presence of (A) Chromium (B) Copper (C) Zinc (D) Calcium

Description : Crystallisation of insulin occurs in the presence of (A) Chromium (B) Copper (C) Zinc (D) Calcium

Last Answer : Answer : C

Constituents of stellite are (A) Zinc, copper and nickel (B) Cobalt, chromium and tungsten (C) Zinc, aluminium and nickel (D) Nickel, cobalt and vanadium

Description : Constituents of stellite are (A) Zinc, copper and nickel (B) Cobalt, chromium and tungsten (C) Zinc, aluminium and nickel (D) Nickel, cobalt and vanadium

Last Answer : (B) Cobalt, chromium and tungsten

Constituents of stellite are (A) Zinc, copper & nickel (B) Cobalt, chromium & tungsten (C) Zinc, aluminium & nickel (D) Nickel, cobalt & vanadium

Description : Constituents of stellite are (A) Zinc, copper & nickel (B) Cobalt, chromium & tungsten (C) Zinc, aluminium & nickel (D) Nickel, cobalt & vanadium

Last Answer : (B) Cobalt, chromium & tungsten

Insulin exists in polymeric forms, for polymerization it requires (A) Calcium (B) Magnesium (C) Manganese (D) Zinc

Description : Insulin exists in polymeric forms, for polymerization it requires (A) Calcium (B) Magnesium (C) Manganese (D) Zinc

Last Answer : Answer : D

Metal in Vitamin B12 is (A) Copper (B) Cobalt (C) Iron (D) Zinc

Description : Metal in Vitamin B12 is (A) Copper (B) Cobalt (C) Iron (D) Zinc

Last Answer : Answer : B

The trace metal present in insulin is – (1) iron (2) zinc (3) cobalt (4) manganese

Description : The trace metal present in insulin is – (1) iron (2) zinc (3) cobalt (4) manganese

Last Answer : (2) zinc Explanation: Trace elements play important role in Insulin metabolism. The relationship between diabetes, insulin and zinc (Zn) is complex with no clear cause and effect ... and free radicals associated with decreases in intracellular Zn and in Zn dependent antioxidant enzymes.

The trace metal present in insulin is (1) iron (2) zinc (3) cobalt (4) manganese

Description : The trace metal present in insulin is (1) iron (2) zinc (3) cobalt (4) manganese

Last Answer : zinc

Healing of wounds may be impaired in deficiency of (A) Selenium (B) Copper (C) Zinc (D) Cobalt

Description : Healing of wounds may be impaired in deficiency of (A) Selenium (B) Copper (C) Zinc (D) Cobalt

Last Answer : Answer : C

Hypogonadism can occur in deficiency of (A) Copper (B) Chromium (C) Zinc (D) Manganese

Description : Hypogonadism can occur in deficiency of (A) Copper (B) Chromium (C) Zinc (D) Manganese

Last Answer : Answer : C

Which of the following metals causes Itai-Itai disease? (1) Cadmium (2) Chromium (3) Cobalt (4) Copper

Description : Which of the following metals causes Itai-Itai disease? (1) Cadmium (2) Chromium (3) Cobalt (4) Copper

Last Answer : (1) Cadmium Explanation: Itai-itai disease was the documented case of mass cadmium poisoning in Toyama Prefecture, Japan, starting around 1912. The cadmium poisoning caused softening of the bones and kidney ... damage. Itai-itai disease is known as one of the Four Big Pollution Diseases of Japan.

Which of the following metals can be obtained from its ore only by electrolysis of a molten salt ? w) cobalt x) chromium y) copper z) sodium

Description : Which of the following metals can be obtained from its ore only by electrolysis of a molten salt ? w) cobalt x) chromium y) copper z) sodium

Last Answer : ANSWER: Z -- SODIUM

Which of the following metals causes Itai-Itai disease ? (1) Cadmium (2) Chromium (3) Cobalt (4) Copper

Description : Which of the following metals causes Itai-Itai disease ? (1) Cadmium (2) Chromium (3) Cobalt (4) Copper

Last Answer : Cadmium

The metal present in insulin is (1) Copper (2) Iron (3) Zinc (4) Magnesium

Description : The metal present in insulin is (1) Copper (2) Iron (3) Zinc (4) Magnesium

Last Answer : Zinc

Identify the metal which is non toxic in nature. (1) Chromium (2) Gold (3) Cadmium (4) Cobalt

Description : Identify the metal which is non toxic in nature. (1) Chromium (2) Gold (3) Cadmium (4) Cobalt

Last Answer : (2) Gold Explanation: Toxic metals are metals that form poisonous soluble compounds and have no biological role, i.e. are not essential minerals, or are in the wrong form. Most often the ... essential trace element, but chromium (VI) is a carcinogen. Similarly, cobalt could also be toxic.

Identify the metal which is non toxic in nature. (1) Chromium(2) Gold (3) Cadmium (4) Cobalt

Description : Identify the metal which is non toxic in nature. (1) Chromium(2) Gold (3) Cadmium (4) Cobalt

Last Answer : Gold

Inverter cell anode and cathode of the…………. cell is used for vehicle (a) Copper electrode zinc (b)Zinc copper (c) Aluminium zinc (d)Nickel Cobalt

Description : Inverter cell anode and cathode of the…………. cell is used for vehicle (a) Copper electrode zinc (b)Zinc copper (c) Aluminium zinc (d)Nickel Cobalt

Last Answer : (a) Copper electrode zinc

Metallic constituent of “Glucose tolerance factor” is (A) Sulphur (B) Cobalt (C) Chromium (D) Selenium

Description : Metallic constituent of “Glucose tolerance factor” is (A) Sulphur (B) Cobalt (C) Chromium (D) Selenium

Last Answer : Answer : C

(i) Copper - Bessemer converter (ii) Iorpn- Blastfurnace (iii) chromium - Aluminothermic process (iv) Tin - Carbon reducaton (v) Zinc -Belgian process

Description : (i) Copper - Bessemer converter (ii) Iorpn- Blastfurnace (iii) chromium - Aluminothermic process (iv) Tin - Carbon reducaton (v) Zinc -Belgian process

Last Answer : (i) Copper - Bessemer converter (ii) Iorpn- Blastfurnace (iii) chromium - Aluminothermic process (iv ... data how many of them are correctly matched ?

Stainless steel contains which of the following? (a) Aluminium and Zinc (b) Chromium and Carbon (c) Zinc and Mercury (d) Copper and Cadmium

Description : Stainless steel contains which of the following? (a) Aluminium and Zinc (b) Chromium and Carbon (c) Zinc and Mercury (d) Copper and Cadmium

Last Answer : Ans:(b)

Inconel is an alloy of (A) Tin, zinc and nicke(B) Iron, nickel and chromium(C) Copper and nickel(D) Copper and tin

Description : Inconel is an alloy of (A) Tin, zinc and nicke (B) Iron, nickel and chromium (C) Copper and nickel (D) Copper and tin

Last Answer : (B) Iron, nickel and chromium

Galvanization of iron is carried out using (1) Zinc (2) Tin (3) Copper (4) Chromium

Description : Galvanization of iron is carried out using (1) Zinc (2) Tin (3) Copper (4) Chromium

Last Answer : Zinc

The metal ion present in vitamin B12 is (1) cobalt (2) zinc (3) nickel (4) iron

Description : The metal ion present in vitamin B12 is (1) cobalt (2) zinc (3) nickel (4) iron

Last Answer : (1) cobalt Explanation: The structure of B12 is based on a corrin ring, which is similar to the porphyrin ring found in heme, chlorophyll, and cytochrome. It contains the biochemically rare element cobalt sitting in the center of the ring. Also called cobalamin, it is a water-soluble vitamin.

The metal, which is a constituent of vitamin B12 is - (1) Iron (2) Magnesium (3) Zinc (4) Cobalt

Description : The metal, which is a constituent of vitamin B12 is - (1) Iron (2) Magnesium (3) Zinc (4) Cobalt

Last Answer : (4) Cobalt Explanation: Vitamin B12 is a "generic descriptor for compounds exhibiting the biologic activity of cyanocobalarnin: the antianemia factor of liver extract that contains cobalt, a cyano group ... lead to anemia, as well as nerve and brain damage, which may eventually become irreversible.

The metal, which is a constituent of vitamin B12 is------? A. Iron B. Magnesium C. Zinc D. Cobalt (Answer)

Description : The metal, which is a constituent of vitamin B12 is------? A. Iron B. Magnesium C. Zinc D. Cobalt (Answer)

Last Answer : D. Cobalt (Answer)

The metal ion present in vitamin B12 is : (1) cobalt (2) zinc (3) nickel (4) iron

Description : The metal ion present in vitamin B12 is : (1) cobalt (2) zinc (3) nickel (4) iron

Last Answer : cobalt

The metal, which is a constituent of vitamin B12 is (1) Iron (2) Magnesium (3) Zinc (4) Cobalt

Description : The metal, which is a constituent of vitamin B12 is (1) Iron (2) Magnesium (3) Zinc (4) Cobalt

Last Answer : Cobalt

The metal, used to galvanise iron to protect it from rusting is (1) Zinc (2) Chromium (3) Lead (4) Antimony

Description : The metal, used to galvanise iron to protect it from rusting is (1) Zinc (2) Chromium (3) Lead (4) Antimony

Last Answer : Zinc

The element needed in quantities greater than 100 mg for human beings is (A) Calcium (B) Zinc (C) Selenium (D) Cobalt

Description : The element needed in quantities greater than 100 mg for human beings is (A) Calcium (B) Zinc (C) Selenium (D) Cobalt

Last Answer : Answer : A

Hypogonadism develops due to deficiency of (A) Sulphur (B) Cobalt (C) Zinc (D) Manganese

Description : Hypogonadism develops due to deficiency of (A) Sulphur (B) Cobalt (C) Zinc (D) Manganese

Last Answer : Answer : C

Chromium is potentiator of (A) Insulin (B) Glucagon (C) Thyroxine (D) Parathromone

Description : Chromium is potentiator of (A) Insulin (B) Glucagon (C) Thyroxine (D) Parathromone

Last Answer : Answer : A

Adding which substance gives blue colour to glass? (1) Manganese oxide (2) Cobalt oxide (3) Chromium oxide (4) Iron oxide

Description : Adding which substance gives blue colour to glass? (1) Manganese oxide (2) Cobalt oxide (3) Chromium oxide (4) Iron oxide

Last Answer : (2) Cobalt oxide Explanation: Cobalt is the strongest of the coloring oxides, giving a range of blues in most glasses. It is such a powerful colorant that only a few parts per million is needed to produce a light blue color such as the shade used for certain bottled waters.

Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Description : Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Last Answer : (2) Uranium Explanation: Uranium (U) is a naturally occurring radioactive element. Its nucleus is unstable, so the element is in a constant state of decay, seeking a more stable arrangement ... fission reaction. In fact, uranium was the element that made the discovery of radioactivity possible.

Residual magnetism in steel for magnets is increased by the addition of (A) Nickel (B) Cobalt (C) Tungsten (D) Chromium

Description : Residual magnetism in steel for magnets is increased by the addition of (A) Nickel (B) Cobalt (C) Tungsten (D) Chromium

Last Answer : (B) Cobalt

__________ can replace tungsten in high speed steel, (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Description : __________ can replace tungsten in high speed steel, (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Last Answer : (D) Molybdenum

Addition of __________ to the steel helps in increasing the residual magnetism in steel used for making magnets. (A) Chromium (B) Nickel (C) Tungsten (D) Cobalt

Description : Addition of __________ to the steel helps in increasing the residual magnetism in steel used for making magnets. (A) Chromium (B) Nickel (C) Tungsten (D) Cobalt

Last Answer : (D) Cobalt

Catalyst used in steam reforming of naphtha is (A) Bauxite (B) Cobalt (C) Nickel oxide on alumina support (D) Chromium

Description : Catalyst used in steam reforming of naphtha is (A) Bauxite (B) Cobalt (C) Nickel oxide on alumina support (D) Chromium

Last Answer : (C) Nickel oxide on alumina support

__________ can replace tungsten in high speed steel. (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Description : __________ can replace tungsten in high speed steel. (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Last Answer : (C) Cobalt

__________ is the trade name assigned to a non-ferrous cast alloy composed of cobalt, chromium & tungsten. (A) Stellite (B) High speed steel (C) Cermet (D) Alnico

Description : __________ is the trade name assigned to a non-ferrous cast alloy composed of cobalt, chromium & tungsten. (A) Stellite (B) High speed steel (C) Cermet (D) Alnico

Last Answer : Option A

Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of (A) 90% tungsten carbide and 10% cobalt (B) 70% aluminium oxide & 30% silica (C) 30% nickel, 15% chromium & 55% tungsten (D) 65% tungsten & 35% zirconium

Description : Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of (A) 90% tungsten carbide and 10% cobalt (B) 70% aluminium oxide & 30% silica (C) 30% nickel, 15% chromium & 55% tungsten (D) 65% tungsten & 35% zirconium

Last Answer : Option A

Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are (A) Cobalt, chromium & tungsten (B) Cobalt, chromium & nickel (C) Molybdenum, tungsten & chromium (D) Cobalt, zirconium & molybdenum

Description : Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are (A) Cobalt, chromium & tungsten (B) Cobalt, chromium & nickel (C) Molybdenum, tungsten & chromium (D) Cobalt, zirconium & molybdenum

Last Answer : : Option A

Alloying elements present in Haynes stellite, which has superior performance than high speed steel, are: (A) Nickel, cobalt & chromium (B) Tungsten, chromium & cobalt (C) Manganese, chromium & cobalt (D) Tungsten, molybdenum & nickel

Description : Alloying elements present in Haynes stellite, which has superior performance than high speed steel, are: (A) Nickel, cobalt & chromium (B) Tungsten, chromium & cobalt (C) Manganese, chromium & cobalt (D) Tungsten, molybdenum & nickel

Last Answer : Option B

The main constituent of permalloy is (a) cobalt (b) chromium (c) nickel (d) tungsten

Description : The main constituent of permalloy is (a) cobalt (b) chromium (c) nickel (d) tungsten

Last Answer : (c) nickel

Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Description : Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Last Answer : Uranium

Which metal is added to steel to make it stainless steel? A. Chromium (Answer) B. Aluminium C. Carbon D. Copper

Description : Which metal is added to steel to make it stainless steel? A. Chromium (Answer) B. Aluminium C. Carbon D. Copper

Last Answer : A. Chromium (Answer)

Which of the following metal is used in electroplating to make object appear shinning? a) Iron b)copper c)chromium d)aluminium

Description : Which of the following metal is used in electroplating to make object appear shinning? a) Iron b)copper c)chromium d)aluminium

Last Answer : c)chromium

In hoemochromatosis, the liver is infiltrated with (A) Copper (B) Iron (C) Manganese (D) Chromium

Description : In hoemochromatosis, the liver is infiltrated with (A) Copper (B) Iron (C) Manganese (D) Chromium

Last Answer : Answer : B

Wilson’s disease is a condition of toxicosis of (A) Iron (B) Copper (C) Chromium (D) Molybdenum

Description : Wilson’s disease is a condition of toxicosis of (A) Iron (B) Copper (C) Chromium (D) Molybdenum

Last Answer : Answer : B

Zinc is involved in storage and release of (A) Histamine (B) Acetylcholine (C) Epinephrine (D) Insulin

Description : Zinc is involved in storage and release of (A) Histamine (B) Acetylcholine (C) Epinephrine (D) Insulin

Last Answer : Answer : D

The central heavy metal cobalt of vitamin B12 is coordinately bound to (A) Cyanide group (B) Amino group (C) Carboxyl group (D) Sulphide group

Description : The central heavy metal cobalt of vitamin B12 is coordinately bound to (A) Cyanide group (B) Amino group (C) Carboxyl group (D) Sulphide group

Last Answer : Answer : A