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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.
| 40101. |
What is ment by cally? |
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Answer» Yesss a jail or police station May be a jail or police station |
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| 40102. |
Alkanes are liquid or solid |
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Answer» Aqueous solution Could be both liquids or solids. |
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| 40103. |
Name the bond present in NH3 and CCl4 |
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Answer» Double bond Single covalent bond |
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| 40104. |
Define genetic drift |
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Answer» Variations in the relative frequency of different genotypes in a small population Genetic drift is a change in allele frequency in a population due to the forces of chance these changes in genetics can increase or decrease in a population simply due to change .. it is also called allelic drift ... ... I hope u understand ...?? |
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| 40105. |
What is scientific name of sensitive plant |
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Answer» Mimosa podica Chal ht |
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| 40106. |
Why is the conversion of ethanol to ethanoic acid an oxidation reaction ? |
| Answer» Since the conversion of ethanol to ethanoic acid involves the addition of oxygen to ethanol,it is an oxidation reaction. | |
| 40107. |
Why the colour of sky is blue? give your opinion |
| Answer» Due to the atmospheric refraction ..... | |
| 40108. |
Mention the types of taste buds present in tongue |
| Answer» 4 types | |
| 40109. |
What is the difference between baking soda and baking powder? |
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Answer» Here baking soda is single compound like NAHCO3. But baking powder is mixture of sodium hydrogen carbonate and a solid , tartaric acid. There are bigger difference in both Baking soda with tarteric acid is called baking powder No difference |
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| 40110. |
If D=-ve than which lens is it |
| Answer» Concave lens. | |
| 40111. |
Name the type of current 1 used in household supply 2given in cell |
| Answer» Alternating current. 2Dirrect current | |
| 40112. |
What is chlorination and give reaction |
| Answer» | |
| 40113. |
What biffer solution |
| Answer» | |
| 40114. |
Dobereiner law is wrong so,why we read this?? |
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Answer» Dobernier wrong the kisne kha he gave the 3 triads and unki pbl se aaj hme periodc table ml ski How You are wrong |
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| 40115. |
What is covelent bound? What type bound exist him?Cel4 Cacl2 |
| Answer» | |
| 40116. |
Name the reaction in which one of the reacting species loses electron while the other gain electrons |
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Answer» Reduction reaction Redox reaction Displacement reaction |
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| 40117. |
Why sky was blue |
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Answer» The scattering of blue component of the white sunlight by air molecules. Sky is stil blue |
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| 40118. |
What is villy |
| Answer» They are small finger like projections on the surface of small intestine. | |
| 40119. |
Accomodation?????? |
| Answer» Accommodation is the process by which the eye changes the focal length of the eye-lens such that a sharp image is always formed on the retina. | |
| 40120. |
Difference between organic and inorganic |
| Answer» Organic contain carbons and inorganic not contain carbon. | |
| 40121. |
Why silicon does not have the properties of carbon while it also has 4 Valence electron |
| Answer» Because catenation property present nahi hoti silicon m and silicon has an atom size bigger than the carbon. | |
| 40122. |
Name a organism which reproduces by spores |
| Answer» Rhizopus | |
| 40123. |
Explain the reactivity series of metals |
| Answer» In chemistry, a reactivity series (or activity series) is an empirical, calculated, and structurally analytical progression of a series of metals, arranged by their "reactivity" from highest to lowest. | |
| 40124. |
What is the focal length of a lens having power-2.5D |
| Answer» P = 1/f so that implies, f=1/Pf = 1/2.5 whoch is equal to 0.4m or 40cm | |
| 40125. |
usually a goat eat grass but it is possible that some variations came and it started to eat flesh |
| Answer» | |
| 40126. |
what is chromosome |
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Answer» A thread like structure of nucleic acid and protein found in the nucleus of most living cells,carrying genetic information in the form of genes. Chromosome are thread like structure in which genes are present. |
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| 40127. |
What are alkalies |
| Answer» Bases which dissolve in water. | |
| 40128. |
Ammonia is a base but does not contain a hydroxyl group ,why |
| Answer» Exception | |
| 40129. |
other allotope fo hydrogen? |
| Answer» Protium,Deutarium,Tritium | |
| 40130. |
Why there is excessive flow of urine in diabetic patients? |
| Answer» | |
| 40131. |
What is the difference between Mendeleev\'s periodic law and Modern Periodic Law |
| Answer» i mendeleev periodic table the elements arranged according to increse atomic mass whereas, in modern periodic table element arranged according to incresing atomic no. | |
| 40132. |
Who found the first metal?when and what did he found? |
| Answer» | |
| 40133. |
Distinguish between electromagnet and permanent magnet |
| Answer» Electromagnets r the temporary magnates which retain their magnetic properties as long as they r electrically cncted where\'s the permanent r those which retain their magnetic property for a longer tym | |
| 40134. |
Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms |
| Answer» Bcoz in water oxygen iz nt abundant soo they breathe faster in order to fulfill their oxygen reqiremnt | |
| 40135. |
why rays coming from infinity became parallel till reach to mirror? |
| Answer» Incident ray | |
| 40136. |
How does growing embryo get nutrition from the mother blood? |
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Answer» Through placenta.... Through placenta.. |
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| 40137. |
What is the size of a simple zygote |
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| 40138. |
How dose water boil in the vacuum? |
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| 40139. |
Tropism is directional whereas mastic movement is non directional growth . Justify ? |
| Answer» | |
| 40140. |
There is a close coordination between nerves and hormones . Explain in brief. |
| Answer» In\thuman\tbeings,\tthe\tcontrol\tand\tcoordination\tis\tbrought\tabout\tby\tboth\tnervous system\tand\tendocrine\tsystem.\tThe\tnervous\tsystem\tworks\tby\tthe\tgeneration\tand transmission\tof\telectrical\timpulse\twhile\tthe\tendocrine\tsystem\tworks\tby\tsecreting chemical\tmessengers\tcalled\thormones.\tThese\tsystems\tcomplement\tthe\taction\tof\teach other\tto\tcontrol\tand\tcoordinate\tdifferent\tfunctions\tof\tour\tbody.\tThe\tendocrine\tand neural\tsystem\tworks\tin\ttandem\tfor\tthe\tnormal\tfunctioning\tof\tour\tbody. E.g.\tThe\tpresence\tof\tfood\tin\tour\tstomach,\tdistends\tthe\tgastric\twall.\tThis\tresults\tin secretion\tof\tgastric\thormone\twhich\tstimulates\tgastric\tjuice\tsecretion\tin\tthe\tstomach. Likewise,\tan\tincrease\tin\tthe\tconcentration\tof\tadrenaline\tstimulates\tthe\trespiratory centre\tof\tthe\tbrain.\tThis,\tin\tturn\tincreases\tthe\tbreathing\trate\tof\tan\tindividual. | |
| 40141. |
Who discover modern periodic table.? |
| Answer» Henry Moseley | |
| 40142. |
Write an activity to demonstrate the scattering of light |
| Answer» | |
| 40143. |
What is a reagent |
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| 40144. |
What are the method used by the plants to get rid of exceratary product |
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| 40145. |
Define sll angles in prism |
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| 40146. |
What is micelles formation |
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| 40147. |
What is domestic electric circuits? |
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| 40148. |
How is the amount of urine produced in human regulated |
| Answer» The amount of urine produced in human regulate 1)The amount of water contain in our body.2)The amount of nitrogenous waste present in our body. | |
| 40149. |
In a Carbon chain who many carbons are present? |
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Answer» depend on compound of carbon Number of carbon in a carbon chain is the number present just after the symbol of carbon such as in C2H4. Number of carbon is 2 in C3H6 the number of carbon is 3 and so on Hope ab samara Aa gya hoga If there is C2H4 in there so on this carbon will be two. |
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| 40150. |
Differtiate b/w alkane,alkeneand alkyne and why do alkanes generally burn with clean flame. |
| Answer» Alkanes burn with clean flame because in alkanes the carbon compound has less | |