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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.
| 8101. |
What is skeletal reaction in brief |
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Answer» An unbalanced reaction is called Skeletal reaction Unbalanced reaction |
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| 8102. |
Write the uses of PH in everyday life |
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Answer» Uses of pH are:- in stomach, acid rain, tooth decay etc Shi h yaar agar kisiko na pta ho to ye bol do See in ncert text book |
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| 8103. |
What is formula of alkyl |
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Answer» CnH2n+1where n= number of carbon molecules lovely butterfly CnH2n+1 CnH2nplus1 |
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| 8104. |
What is the hardest man made substance |
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Answer» ***** Boron nitrate Punches(mukke,ghuse) Graphene |
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| 8105. |
Why is the compound methene and methyne not there..??? |
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Answer» I didn\'t understand why methene and methyne are not possible Because they can\'t form double and tripke bond Methene and methyne is not possible as alkenes and alkynes require carbon - carbon double bond and carbon - carbon triple bond. |
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| 8106. |
How does their use have a direct effect on the health and prosperity of the family |
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Answer» Kiska use?? Whose ?????? Whose? |
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| 8107. |
Explain refraction in brief |
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Answer» I know definition of it, I want explanation The bending of a ray of light as it travels from one medium to another. |
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| 8108. |
Why alcohol is mixed in the car as a fuel in the western country? |
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Answer» Hope that this will help you This is because...... Alcohol is a cleaner fuel and give rise to only carbon dioxide (CO2) and water (H2O) on burning in sufficient air(oxygen)... |
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| 8109. |
What is the test for unsaturation? |
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Answer» Hope this will help you Add bromine water to both saturated and unsaturated compounds... The unsaturated compounds decolorise bromine water and Saturday compounds remain same... Bromine water test What |
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| 8110. |
What are halogens? |
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Answer» Halogen are atoms that replace hydrogen from hydrocarbon compounds halogen is is also one of the functional group that consisit of clfl br etc The halogens are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine. |
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| 8111. |
Write sign conventions for reflection by spherical mirror? |
| Answer» Cartesian sign convention | |
| 8112. |
Name the muscle which regulate excretion of waste products? |
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Answer» **** sphincter Sphincter muscle |
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| 8113. |
Why do star twinkling..? |
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Answer» Stars twinkle because of turbulence in the atmosphere of the Earth. As the atmosphere churns, the light from the star is refracted in different directions. This causes the star\'s image to change slightly in brightness and position, hence "twinkle. Atmospheric refraction |
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| 8114. |
What are volatile substances? |
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Answer» That can form vapour Substance that vaporises easily. |
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| 8115. |
Write the name and formula of each of the following. A. An acidic salt B. A basic salt |
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Answer» Yes you are right ? Acidic salt??NH4Cl.....ammonium chloride....BASIC SALT ???NA2CO3. ....sodium carbonate..... am I right |
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| 8116. |
What is difference between gamete and zygote |
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Answer» Gamete means *** cell like sperm , ovum & fusion of male and female gamete & from new cell called zygote. Gamete fuse together to form zygote |
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| 8117. |
H2O+H2O is it acidic ,basic&neutral |
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Answer» Ji ha mein vo hi naira hun Tum ye rishta kya kaihalata wali naira ho ya Shivangi Joshi ? Neutral Neutral |
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| 8118. |
Why should a magnesium ribbon to be cleand before burning in air |
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Answer» To make it more reactive To remove layer of oxides formed on its surface which prevents combustion |
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| 8119. |
From where could I get the practicals for science |
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Answer» Yes Are you talking about practical based questions? lakhmir Singh and manjit kaur is nice. |
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| 8120. |
Anyone can tell me how to learn chemistry chapter carbon and its compound |
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Answer» pr ji chemistry ki practice krni padegi wo jayada marks ki aayegi sayad 25 Right shubham...☺? ????????? chemistry h bewafa., aaj yaad kal safa It is easy chapter u do it by practise |
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| 8121. |
What is forest |
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| 8122. |
What are catalysts???(carbon and it\'s compounds) |
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Answer» Catalysts are those that do not take part in any chemical reaction but ulter the rate of chemical reaction either by increasing or decreasing the rate of chemical reaction. Which cannot take part in reaction but effect the reaction |
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| 8123. |
When a sportsman runs, he gets muscle cramps. Why |
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Answer» Due to the formation of lactic acid Because rate of consumption of oxygen is more than rate of supply of oxygen .I hope it Will help u His muscles don\'t get sufficient amount of oxigen within time so lactic acid is produced |
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| 8124. |
What is lymph? Where is it present |
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Answer» Lymph os a fluid that circulates throughout the lymphatic system . The lymph is formed when the intertestrial is collected through lymph Go through ncert science book.you will find best answer there Lymph is a colour less fluid like blood it carries absorbed and digested fat and drain excess of fluid back to blood . It is present in lymph nodes |
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| 8125. |
why stars is twinkle in simple language |
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Answer» Because of the atmospheric refraction. As when star light entre earth atmosphere it goes into continuous refraction.. Light har baar ek Jaisi nahin aati kabhi Tej aati hai kabhi dim kyonki atmosphere hamesha change hota rehta hai that\'s why stars Twinkle As the envirnoment of eath doesnt remain stationery the path of light coming from star varies some time glow brighter and sometime fainter hence stars seems tobe twinkling |
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| 8126. |
Why series arrangment not used for domestic circuit |
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Answer» Because if any one appliances will damage than it also disturb others too, because it is connected next to next in series So therefore is advisable for parallel only Bcoz..... In series, if one appliances stopped working then other appliances will also stop working...... 1. If one appliance stop working other will stop.2. They won\'t have separate on and off switch |
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| 8127. |
What is a.c and d.c |
| Answer» AC....... Alternating current...... Whereas DC........ Direct current | |
| 8128. |
Insectivoures plant consider as hetrotrophic or autotrophic |
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Answer» Sona Actually they make their food own but they eat insects because they need nitrogen from them so I think they can be considered both Heterotrophic |
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| 8129. |
Ph stands for? |
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Answer» Power if hydrogen in any element To measure the concentration of acids or bases P for potenz which literally mean power and H for hydrogen ?? Potential of hydrogen ORPower of hydrogen |
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| 8130. |
Why is normal eye can\'t focus on an object placed within 10 cm from eye |
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Answer» Eye can\'t focus object which was placed 10 cm from eye because our eye lens has capacity to adjust if focal length min =25 cm and max infinity so it can\'t focus 10 cm object if hardly do so our eye\'s cililary muscles and eye lens effected Siriusly Bcoz the focal length of human eye lens is 25 cm. No, 25cm |
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| 8131. |
What will happen when lead nitrate is heated? |
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| 8132. |
Practiles of class 10 science |
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| 8133. |
What happens to the focal length of a lens if it is dropped in water and why? |
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Answer» The focal length of the lens will increase as the refractive index of water and lens has less difference than the refractive index of air and lens Nothing focal length utni hi rahegi |
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| 8134. |
Difference between Refraction and Reflection |
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Answer» Reflection is the bouncing back of light after striking a reflective surface into the same mediumRefraction is the bending of light when it travels from rarer to denser medium or vice versa. Regards #shashankpandey Reflection means bouncing back of light while refraction means bending of light |
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| 8135. |
What are the wilting of leaves ? |
| Answer» Falling of leaves due to action of absicisic acid | |
| 8136. |
Why do thick lens have more power? |
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Answer» Due to less focal length They refract light more |
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| 8137. |
Name two tissue which provide control and coordination in animal |
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| 8138. |
What is Dipalmechyl lecithin protein complex ?I know it Do u know #daretoanswer |
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| 8139. |
What is the difference between homologous and analogous organs ? |
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Answer» Analogous organs: those organ which have different basic structure but have similar appearance and perform similar function are called analogous organs.The wings of an insect and the wings of a bird are analogous organs.Homologous organs:those organ which have same basic structure but perform different functions are called homologous organs. The forelimbs of humans and a lizard are homologous organs. Homologous organ have same structure but different functions Analogous organ have different structure but similar function Regards #shashankpandey |
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| 8140. |
Name the type of current used in house hold supply |
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Answer» AC current in parallel series Ac |
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| 8141. |
What is sexual haritment |
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| 8142. |
1) why PVC cotting on the electricity? |
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Answer» Because it is an insulator It acts as insulator and protects us from shock. |
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| 8143. |
GOOD MORNING AND HAPPY REPUBLIC DAY MY ALL DEAR FRIENDS |
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Answer» Same to u???????????????????? Same to you Gud morning nd same to u???? Thanks same to u |
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| 8144. |
What is phototropism. describe an activity to show it in a plant body |
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Answer» Or Pradeep Refer s.chand..... |
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| 8145. |
Compare and contrast nervous and hormonal mechanism for control and coordination in animal |
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| 8146. |
reason of lessbrightrays when convex lense is covered |
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| 8147. |
What is gamets? |
| Answer» a mature haploid male or female germ cell which is able to unite with another of the opposite *** in sexual reproduction to form a zygote | |
| 8148. |
State the role of acid in our stomach. |
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Answer» *facilitate HCL creates an acidic medium which facilitat3s the action of enzyme pepsin |
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| 8149. |
How to draw naphron diagram |
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Answer» Okay and thank-you Its cant be drawn here....u have to refer book for that |
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| 8150. |
Working of nephron and neuron |
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Answer» Neuron help us to passage of message to other neuron See in NCERT |
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