InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 7001. |
A compound of X is commonly used in making crispy pokers . What is X |
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Answer» baking soda X is a new series by apple Baking powder (it is a mixture of sodium hydrogen carbonate; NaHCO3 and a mild edible acid called tartaric acid Hmm.sorry I think it\'s pakoras not pokers and the answer is sodium bicarbonate NaHCo3 May be....NaHCO3 i.e Sodium Bicarbonate |
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| 7002. |
Aqua regea |
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Answer» It is also called royal water Which can dissolve gold and platina. It is a freshly prepared mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio 3:1 mixture of nitric nd hydrochloric acid.... |
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| 7003. |
Two function of testes |
| Answer» secreates male harmone Testosterone.....produces sperms... | |
| 7004. |
define atomic mass |
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Answer» Atomic mass of an element is the relative mass of its atom ad compared with the mass of a carbon - 12 atom taken as 12 units. The sum of mass of protons and neutrons present in an atom is know as atomic mass |
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| 7005. |
Define 1 tesla . |
| Answer» Thee SI unit of magnetic flux density. | |
| 7006. |
Which non-metal has the lowest melting point? |
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Answer» They melt when we keep them on palm. Galium and Caesium Caesium & barelium Chlorine Caesium metal,29.7 degree celsius m.p. |
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| 7007. |
Pyruvate |
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Answer» 3-carbon molecule which is formed by the break down of glucose.. C3H4O3 3 carbon compund |
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| 7008. |
Cbse paper of science |
| Answer» | |
| 7009. |
What are antioxidants why they added to fat and oil containing food |
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Answer» Substances which prevent the direct contact of the food wid oxygen nd hence prevents rancidity. To prevent rancidity |
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| 7010. |
Silver bromide is stored in dark brown bottel why ? |
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Answer» To prevent photochemical decomposition Bcoz if kept in light .. it will react with sunlight and decomposition reaction will rake place forming silver and bromibe gas |
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| 7011. |
Maximum resistance can be obtain series or parallel |
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Answer» Parallel Series |
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| 7012. |
Distillation? |
| Answer» The process of purifying the liquid by the process of heating and cooling. | |
| 7013. |
What is the function of pepsin, trypsin and lipase |
| Answer» Pepsin ---> converts protein into simpler peptide molecule.Trypsin ---> breaks the protein.Lipase ---> digest the fat. | |
| 7014. |
Chlorine+iron hydrogen>? |
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Answer» Koi too answer do Me bhut hu Koi hai |
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| 7015. |
What happen when quicklime is added to water |
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Answer» Thanks khushi Slacked lime (Ca (OH)2) +Heat |
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| 7016. |
Name the non metal which is lusterious |
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Answer» Iodine Iodine Miss.riya...AGR aapko aa hi RHA tha to bata..do.....itna bkkbkk krne ki ky jaroorat thi...waise jaha tkk meko.lgta hai..Jo jyadaa fakte hai n...WO bass fakne me hi rhhh jaate hai....like as u...aap.v waisi hi lgti ho...bura MTT manana..prr Galt baate baradass ni hoti mese Iodine Silly question mat puch????? Book..khol ke dekho...itna bhi nhi aata kya ???? |
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| 7017. |
Which conduct electricity better iron or murcury |
| Answer» Iron | |
| 7018. |
What is the difference between forced vibration and resonance |
| Answer» \tSr. No.Forced vibrationsResonance1It is produced by an external periodic\xa0force of any frequency.It is produced by an external periodic force whose frequency is equal to the natural frequency of the body2The frequency of vibrations is different from the natural frequency\xa0of the bodyThe frequency of vibrations is sa me as the\xa0natural frequency of the body.3The amplitude of vibration is small.The amplitude of vibration is very large.4Vibrations stop as soon as the external force is removed.Vibrations continue for some time even\xa0after the external force is removed5Faint sound is produced.\xa0Loud sound is produced.\t | |
| 7019. |
Why calcium stick to the surface of aluminum metal? |
| Answer» | |
| 7020. |
Explain dihybred cross in plants |
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Answer» A cross between two plants having two pairs of contrasting characters. Two alleles are crossed with each other |
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| 7021. |
Evolution and classification of organisms are interlinked .give reasons to justify this statement. |
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| 7022. |
In a tobacco plant ,the male gametes have 24 chromosomes .what is the no of chromosomes in zygote ? |
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| 7023. |
What is lenz law? |
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| 7024. |
What is joules law of heating and dirivation of formula |
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| 7025. |
Is pulling is easier or pushing?And why? |
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Answer» Pulling Pushing Pushing i think.. |
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| 7026. |
The questions in section-B of science paper will be based on ncert ? |
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Answer» They will be dependent on duagrams and reactions Yes there will be practical based questions No practical based |
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| 7027. |
Where can i get the science practical questions ? |
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| 7028. |
What is known as reproduction |
| Answer» The production of new generation of individuals of the same species that are physically independent of their parents. | |
| 7029. |
What is SI unit of displacement |
| Answer» Answer. Meter | |
| 7030. |
For how much time does sound of an object remains in our mind after listening it |
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| 7031. |
Why isomer of first 3 members Of alkane is not possible |
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| 7032. |
Why is tissue culture called micropropogation in vitro |
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| 7033. |
Define recessive genes? |
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Answer» The gene which is not expressible KhA se ho aap Ok thanks The genes which are dominated by dominant genes |
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| 7034. |
Show the electron dot structure of H2O |
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Answer» Valency of H=1 and valency of O=2So make 3 circles overlapping each other by the structure H-O-H Easy question |
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| 7035. |
Diagonal line means in modern periodic table |
| Answer» Groups and periods | |
| 7036. |
Why are the G J Mendel take only pea plant |
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Answer» Because it is easily available in more amount in his garden Bcoz it is easy to study a pea plant as it have many clear cut variations and also it takes less time to grow and reproduce.??? |
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| 7037. |
The body temperature of some organisms depends on the temperature of the environment. Comment. |
| Answer» Oh really | |
| 7038. |
Extraction of metals of the top reactivity series |
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| 7039. |
Plant hormones that helps in growth of stem |
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Answer» Auxin helps in growth ohh..yes srry...its gibberlins... gibberlins?? Sorry its gibberlins Auxins... |
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| 7040. |
The law of refraction? |
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Answer» sin i / sin r = constant.. 1. The law of refraction state that incident ray, normal ray and refracted ray all lie on the interface of two medium 2. According to the snell \'\'s law = sin i/sin r= constant 1.angle I=angle r 2.incident ray , reflected Ray,and the normal all lie on the same plane at the point of incidence. 1)the incident ray,the refracted rayada the normal at the point of incidence all lie in the same plane.2)sin i /sin r = constant (this law is known as Snell\'s law Snell\'s Law= the ratio of the sine of angle of incidence to the sine of angle of refraction is constant.. Very easy question I Law= The incident ray, the reflected ray nd the normal to the interface of two transparent media at pnt of incidence...all lie in the same plane... |
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| 7041. |
What we have to learn in control and coordination? |
| Answer» Phytohormones,, human hormones , reflex action,, brain diagram , .. | |
| 7042. |
What is the formula of mirror |
| Answer» 1/f = 1/v + 1/u | |
| 7043. |
Why does a cord of an electric heater not glow while the heating element does |
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Answer» Because the heating element of an electric heater is made of an alloy and have high resistance whereas the cord of an electric heater is made of a copper metal which has very very low resistance.The heating element of an electric heater is made of nichrome glows because it becomes red hot due to large amount of heat produce on passing current whereas the cord of an electric heater is made of copper that doesn\'t glow because produce in it by passing the same current Because chord of wire is made up of good conducter of electricity which have negligible resistance |
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| 7044. |
What is sexual reprodustion |
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Answer» In sexual reproduction both male and female partner are required Ncert par le |
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| 7045. |
What is rainbow and how it is formed |
| Answer» A spectrum is called rainbow.It is formed due to reflection from tiny droplets of rain.( Atmospheric refraction) | |
| 7046. |
A convex lens is of focal length 10cm .what is its power |
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Answer» 10D 10 d |
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| 7047. |
What is chlorination? |
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Answer» Thx prateek Process of adding chlorine to water.It kills bacteria and controls spread of diseases.5 |
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| 7048. |
When we breathe out why does air passage not collapse? |
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Answer» Because in breathing the diaphragm helps in that passage do not collapse for more take ncert book chapter life process Thanks Because their are presence of cartilage rings |
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| 7049. |
What is tubular secretion?? |
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| 7050. |
How are numerical add to some numericals |
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