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Current Affairs January 2024

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The hormone which absorption is increases glucose oxidation and glucose

A. adrenalin

B. thyroxin

C. insulin

D. epinephrine

Correct Answer :

C. insulin


Related Questions

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Water has an unusually high bolling point because

A. its molecular weight is low

B. it is denser than ice

C. it is a good solvent for many ionic substances

D. the molecules of water are joined by hydrogen bonds

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4

The process that takes place in the atom bomb is

A. nuclear' fusion

B. radioactive disintegration

C. nuclear fission

D. chemical decomposition

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Physico-chemical characteristics of water in water sources undergo changes due to

A. aquatic macrophytes

B. aquatic fungi

C. effluents

D. evapotranspiration

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4

Quick lime has the formula

A. CaO

B. Ca(OH)2

C. NaOH

D. Na2CO3

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Temporary hardness is due to the presence of

A. calcium carbonate

B. calcium bicarbonate

C. magnesium sulphate

D. calcium sulphate

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Galvanising is coating Iron with

A. nickel

B. zinc

C. chromium

D. copper

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The simplest hydrocarbon is

A. benzene

B. methane

C. ethane

D. butane

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A compound used both as a fungicide and as a disinfectant is

A. chlorine

B. carbon monoxide

C. sulphur dioxide

D. o-cresol

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Which of the following is not a chemical change?

A. Rusting of iron

B. Burning of magnesium

C. Sublimation of iodine

D. Electrolysis of water

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The fertilizer which has the largest percentage of nitrogen is

A. urea

B. ammonium nitrate

C. ammonium sulphate

D. calcium cyanamide

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Gasoline is obtained from crude petroleum by

A. fractional distillation

B. fractional crystallisation

C. sublimation

D. evaporation

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Which of the following la a very good supporter of combustion?

A. Carbon monoxide

B. Oxygen

C. Nitrogen

D. Hydrogen

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Which one of the following metals is used to extract another metal?

A. Lead

B. Tin

C. Zinc

D. Aluminium

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Which among the following is a solid non-metal?

A. chlorine

B. mercury

C. water

D. iodine

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Graphite la a good conductor of electricity because

A. it is an allotrope of carbon

B. it gives CO2 on heating

C. it contains free electrons

D. it is oxidised to graphitic acid

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The first organic compound prepared in the laboratory was

A. acetic acid

B. chloroform

C. urea

D. methane

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The gas evolved when ammonium nitrate is heated is

A. nitrogen

B. nitric oxide

C. nitrogen peroxide

D. nitrous oxide

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Iodine in alcohol is known as

A. quick lime

B. tincture iodine

C. rectified spirit

D. None of these

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The depletion of the ozone layer in the upper atmosphere is due to -extensive use of

A. dichloro-phenoxy-acetic acid

B. superphosphate of lime

C. chlorofluorocarbons (CFC)

D. dichloro-diphenyl-trichloro-ethane

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Carbogen is used in

A. CO2 poisoning

B. CO poisoning

C. phosgene poisoning

D. anesthesia

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An example of stimulant fertilizer is

A. gypsum

B. urea

C. potassium nitrate

D. ammonium phosphate

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The presence of dust particles in air serves

A. as a nucleus to condense water vapour resulting in rain

B. to maintain the average density of air

C. to minimise the inflammatory nature of oxygen

D. to protect the inhabitants of the earth from the effects of ultra violet rays.

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In the mouth, starch is converted into ______ by the action of saliva.

A. sucrose

B. glucose

C. fructose

D. mannose

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Which of the following types of water gives lather easily with soap?

A. Hard water

B. Heavy water

C. Soft water

D. Both (a) and (b)

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A non-metal which is a good conductor or heat and electricity is

A. iodine

B. sulphur

C. graphite

D. phosphorus

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Real gases tend to become ideal Under

A. low pressure and high temperature

B. low pressure and low temperature

C. high pressure and low temperature

D. high pressure and high temperature

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Calomel is

A. lead chloride

B. mercurous chloride

C. mercuric chloride

D. calcium sulphate

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Galvanising is the process of coating

A. iron with zinc

B. zinc with iron

C. copper with silver

D. silver with gold

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A metal which is extracted by thermal reduction is

A. nickel

B. aluminium

C. mercury

D. calcium

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The atomic number of an element represents

A. number of neutrons in the nucleus

B. number of protons and neutrons in the nucleus

C. the valency of the element

D. number of protons in the nucleus