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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.
| 41101. |
The three carbon molecule that is formed due to break down of glucose during respiration |
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Answer» Sorry by mistake Pyruvate :) What was that Sorry So what Pyruvate |
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| 41102. |
Sources of energy |
| Answer» Renewable and non renewable. Like wood ,coal,petroleum, wind, solar energy | |
| 41103. |
Valency of carbon in alkene and alkyne? |
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Answer» Correct I think valency of carbon is alwayz 4 |
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| 41104. |
State one use of C-60 |
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Answer» C60 is also known as buckminsterfullerene and is used in drug delivery Carbon dating? I think. used for drug delivery systems in the body, in lubricants , as catalysts |
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| 41105. |
What is the focal length of a plane mirror, concave mirror and a convex mirror |
| Answer» The focal length of the concave mirror is the distance between the pole and the principal focus a convex mirror has a Virtual Focus that\'s why the focus of the convex mirror is situated behind the mirror | |
| 41106. |
What is siltation |
| Answer» | |
| 41107. |
In which form of carbon present in atmosphere |
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Answer» Co2 Carbon dioxide and methane (CH4) Ask to Google The carbon is present in two forms in atmosphere first combined form second free state |
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| 41108. |
How second sexual character link to human reproduction? |
| Answer» the secondary the secondary sexual character link to human reproduction as the reproduction is started by the secondary sexual characters | |
| 41109. |
What is the use of chemical coordination when we have nervous system ? |
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Answer» Nervous system alone cannot transform impulses because the gap between neuron i.e., at synapse the electrical impulses should be converted to chemiluminescence and them it should be transferred . For organs to regulate and to produce harmones, specific chemicals are required to act on them Nervous system only brings about momentary changes in ur body which doesn\'t last long....hormones r required to bring about changes that r permanent and required for the growth and development of the organism.... |
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| 41110. |
What is detergent? |
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Answer» Detergent is sulphur or potassium salt of long chain of carboxylic acid.Detergents are used to clean the dirt even in hard water i.e, water which contains calcium and magnesium.It is used since sono can\'t produce latter in hard water since it combines with Ca and Mg. Sodium salt of any long chain benzene sulphonic acid.......it contains a long hydrocarbon part which is hydrophobic and a short ionic part which is hydrophilic |
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| 41111. |
Write uses of sodium hydroxide |
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Answer» 1) NAOH is used for making soaps and detergents.2) NAOH is used for making artificial textile fibres.3) NAOH is used in the manufacture of paper.4) NAOH is used in purifying bauxite ore from which aluminium metal is extracted.5) NAOH is used in de-greasing metals, oil refining, and making dyes and bleaches. Manufacturing of paper Use in the preparation of soap and ditergent |
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| 41112. |
refractive index of diamond |
| Answer» 2.42 | |
| 41113. |
What is seminiferous tubules |
| Answer» This is place where sperms are produced | |
| 41114. |
What is a soap |
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Answer» Sops are sodium and pottassium salt of long chain fatty acid Ashok the substance which is made by adding oils or fats with Sodium Hydroxide or another strong alkali In chemistry, a soap is a salt of a fatty acid.[1] Household uses for soaps include washing, bathing, and other types of housekeeping, where soaps act as surfactants, emulsifying[2] oils to enable them to be carried away by water. In industry, they are used as thickeners, components of some lubricants, and precursors to catalysts. |
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| 41115. |
difference between conventional and non renewable source of energy |
| Answer» Non renewable means the things that are not able to be renewed | |
| 41116. |
Give an example of flower which contais stamen and carpels |
| Answer» Hibiscus sunflower Rose Lily Tulip | |
| 41117. |
What are two major functions of placenta |
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Answer» Placenta is a thread like structure or a rope like structure which Nourises the baby and supplies the food and Minerals to the baby through the mother it is present in the uterus of the mother To transfer waste product from zygote to mother\'s blood To hold zygote formed and give it proper nutrition |
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| 41118. |
What is ionization energy and oxidation number?? |
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Answer» Thanxee....? Awesome dollon Ionization energy is the maximum energy required to remove the electrons of an isolated gaseous atom...........Oxidation number is basically the valency of that element when in combined state...like in MnO4 oxidation no. of Mn is 8 Hame test kar rahe ho??? Pata chala kon hu Teacher ho kya Don\'t use Google..Answer it!! |
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| 41119. |
Formula of ETHYL MERCAPTON |
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Answer» thnx C2H5SH |
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| 41120. |
why adrenaline is called emergency hormone |
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Answer» Question is of 3 marks It provides oxygen to the body cells rapidly at the time of emergency It prepare our body for emergency so it is called emergency hormone As it helps to deal with scary and emergency situations. |
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| 41121. |
What is gestation |
| Answer» A period of 9 months in which zygote develops into foetus inside woman\'s womb | |
| 41122. |
Which type of questions can come in Carbon and its compounds |
| Answer» | |
| 41123. |
Why can hydrogen be placed either in group 1 or in group 17 ? |
| Answer» Bcoz it acts as both alkali and halogens Ao it preferably put in group 1 | |
| 41124. |
What is root pressure theory |
| Answer» | |
| 41125. |
Examples of electrolytic reduction and carbon reduction |
| Answer» | |
| 41126. |
What is corrosion with examples |
| Answer» The process of slowly eating up of metals due to attack of atmospheric gases is called corrosion.Ex:Rusting of iron | |
| 41127. |
What is the vacancy of carbonate ion |
| Answer» 2- | |
| 41128. |
How may male garments are produced by pollen grains |
| Answer» Not defined | |
| 41129. |
How to find out the valency of an elements when the period number is given ? |
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Answer» Period me hum no of shell Dekhte h Jaise 3rd period h to no shell 3honge ex -Al Okay got it ? Group me to hum dekhte h ki Konsa group h jo group hoga Wahi uski valency Mtlb group 1 h to uski valency 1hogi Thanks friends I got my answer to a q.?? Ohh By knowing period we can find number of shells... Yes Anjali u r right ...Actually It was my mistake ..I got it now? There are 8 elements in 3rd period with different valency.... By checking it\'s group Actually a q. of this type has came in 2017 board exam We cannot know valency by period number.... But we can know it by group number.. For example if an element is given of 3rd period then how will we find its valency ? Means Element* |
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| 41130. |
Why should we not able to hear ultrasound |
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Answer» Because our hearing range is only from 20hz to20000hz Sorry 20000hz Because human can\'t hear below 20hz nd above 2000hz Because their frequency is high |
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| 41131. |
What is chloride of lime?????? |
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Answer» Wlcm ? Yaa thank May be jab Hum lime water ka calcium hydroxide ke saath react karta h to bleaching powder banata. CaOCl2 may be Ise kahte h chloride of lime No one knows |
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| 41132. |
What is difference between pollination and fertilization |
| Answer» Pollination :(i) It is the transfer of pollen grains from the anther to the stigma of a flower.(ii) It is achieved by agents like wind,water or animals.(iii) It leads to fertilization.(iv) It is an external process.Fertilization :(i) It is the fusion of male gamete with female gamete (egg).(ii) It is achieved by the growth of pollen tube so that the male gamete reaches the female-germ" cells. (iii) It leads to formation of seeds.(iv) It is an internal process. | |
| 41133. |
Why photosynthesis consider an endothermic reaction |
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Answer» Photosynthesis is considered as an endothermic reaction because energy is absorbed by plants in the form of light Sorry absorbed In this process heat is absorber by the leaf of the plant Because in photosynthesis heat energy is absorb by plants from sun |
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| 41134. |
main function of golgibody in the cell? |
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Answer» It is part of endomembrane of cell Golgi apparatus & dictyosome Golgi appartus or complex Tu he bta de Say 2 more names of golgi bodies ?? Yes Sorting & processing proteins & lipids ? 9th concept |
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| 41135. |
Name the cell in which plastids r found ?? |
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Answer» Wrong jyoti Photosynthetic cell of plants Whats th ans ? Yes but not found in cascutta plant !! ...so i m asking name of that cell Yo Algae Eukaryotic cell Neron Skin is largest sense organ #alwayscool Plant ke cell paya jata Hai,?? Ask Name those cells of plant ? Plants ,algae U r asking or giving ans alwayscool ?? Cells of plants Largest sense organ? Be honest ..so ans urself without Google |
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| 41136. |
Which component of light is absorbed by chlorophyll for photosynthesis ?? Be honest |
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Answer» Visible light Light spectrum Uv Come here !! |
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| 41137. |
(1) Element with valency 2,4,6 (2) element with valency 5 ?? Without Google |
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Answer» Why can \'t it be nitrogen ? Okk (1) sulphur (2) phosphorous Nitrogen 2. Boron Sulphur & phosphorus Boron is wrong ? Right ...ans (1) Boron Phosphorus Yes U mean to name them ? Ans it |
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| 41138. |
What is hybrid traut |
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Answer» Hybrid means combination of two different traits. It\'s price is very high American fish Species of fish |
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| 41139. |
What us acid ? |
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Answer» Yeah there r 3 concepts but at present in calss 10 we use arrhenius concept It has three concepts ...Arrhenius , brinsted-lowry , & lewis concept Acid can be defined in various ways according to different concepts and every definition is not the perfect one H2O has pH 7 ...bt it is acid & base also !! So wrong Which show ph value less than 7 Ohk ?? A substance with pH less than 7 Put H2O on litmus ...it is acid but doesn\'t change colour of litmus ...so wrong priyanshi Ayush aaj aap mere kisi baat ka reply kyu nhi kr rhe Is my answer is correct Ayush. Alwayscool give right ans then u will know my class ! Kon??? Kis class ka hai bhai tu A substance which turns blue litmus into red. Think then ans it is* |
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| 41140. |
Acid + base ----> ? |
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Answer» See ?? i think priyanshi inko kuch nahi pata? Glt kaise h??? Haa sahi toh h salt +water hi toh milega dhang mai padh Then whats the ans ?? How??? Wrong hai Ye to bht simple h ncert se hi h Wrong salt +water Salt + water |
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| 41141. |
H2O+H20 is it acidic and basic |
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Answer» Neutral ka option nhi he it is neutral |
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| 41142. |
far point of healthy person???? |
| Answer» Infinitely. | |
| 41143. |
What is electric shock |
| Answer» Injury to the body from direct contact with a high-voltage source. | |
| 41144. |
What is the resistance of human body |
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Answer» Hello 500 ohms Hello naira |
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| 41145. |
What is gen pool |
| Answer» the stock of different genes in an interbreeding population. | |
| 41146. |
Which material is generally used to make fuse wire ? |
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Answer» Fuse wire us made up of 75% of copper n 25% of tin Not tungsten because it has highest melting point and fuse wire should melt on a little more heat or current which the supply needs. Fuse wire is made up of an alloy of lead and tin. But i think tungsten I think copper Silver plated copper |
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| 41147. |
What is the principles of electric motor |
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Answer» Hold ur forefinger ,middle finger and thumb of ur right hand at right angle to each other then forefinger point gives direction of magnetic field , thumb give direction of motion and middle gives the direction of induced current U can right right hand rule in it... u will get full marks When a rectangular coil placed in magnetic field and current passing through it , then a force acting on it which rotates it continuously An electric motor works on the principale that when a current carrying coil is placed perpendicular to the magnetic field then it experiences a force and it rotates the coil continuously |
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| 41148. |
Why the colour of sky is blue ? |
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Answer» Since the wavelength of blue light is less. Hence, blue light dispers more. Therefore the colour of sky is blue. Due scattering of sun light Tyndall efect |
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| 41149. |
Stars twinkle |
| Answer» | |
| 41150. |
What are compounds and molecules?? |
| Answer» | |