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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.
| 63151. |
Write briefly chemical properties of acid |
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Answer» CHEMICAL PROPERTIES OF ACID ARE ....... (1) acid react with metal to form salt and hydrogen gas.we can take some examples... Mg+2HCl----------------------------------->MgCl2+H2 ,here MgCl2 is salt and H2 is gas................... (2) acid react with carbonates or hydrogen carbonates to form salt , water and CO2...... EX - 2 HCl+ MgCO3---> MgCl2+H2O+CO2..... (3) acid react with metal oxide to form satl and water.we can take some examples......... MgO+2HCl------------->MgCl2+H2O. 1--Acids are sour in taste 2--When they react with bases give salt and water 3--it becomes colourless when they react phenopthalin4--are of two types # strong acids #weak acids |
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| 63152. |
What is AC generator ? |
| Answer» Ac generate covert mechanical energy into electrical energy. It generate energy in short brust of current | |
| 63153. |
What is ph value of milk? Is it acidic in nature or not ? If yes then why it is not sour in taste? |
| Answer» pH value of milk is 6.5 and it is a base | |
| 63154. |
Why do stars twinkle whereas planets do not? |
| Answer» stars are luminuous heavenly bodies bot planets are non-luminuous heavenly bodies | |
| 63155. |
What cgs unit of resistance |
| Answer» Ohm centi meter | |
| 63156. |
The factors on which resistance of a conductor depends |
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Answer» i. Length of the conductor ii.thickness of the conductorsiii.nature of the material of the conductor &iv.tempreture of the conductor Temperature Length of conductor nature of conductor cross section area |
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| 63157. |
Electricity lesson, i= current , q=? |
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Answer» Net charge Charge Charge.. Voltage applied |
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| 63158. |
Difference between mono-hybrid and di-hybrid |
| Answer» \tMonohybridDihybridMeansMono refers to single and hybrid means mixed breedDi refers to two or double and hybrid means breedCrossMonohybrid cross is used to study the inheritance of a single pair of allelesDihybrid cross is used to study the inheritance of 2 different allelesUsed to studythe dominance of genesOffspring assortmentGenotype ratio1:2:11:2:1:2:4:2:1:2:1Phenotype ratio3:19:3:3:1Ratio cross test-1:1-1:1:1:1\t | |
| 63159. |
What is ethylene? |
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| 63160. |
What is illets |
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| 63161. |
What is C N S |
| Answer» CNS(central nervous system) consist of brain and the spinal cord.•Respond to coordination and control the activities of nervous system.•Its work is to direct the incoming messages to motor neurons that are connected to effectors which will respond to stimulus. | |
| 63162. |
What happens to the other bulbs in a series circuit if one bulb blows off |
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Answer» The circuit will break . No current will flow In series combination if one bulb get diffuse then other bulb will not blow it is the disadvantage of series combination. The bulb gets fused and hence the filament of the bulb breaks so the circuit is broken and current does not flow in the citcuit.As a result all bulbs will stop to glow |
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| 63163. |
Life process chapter all activity explain |
| Answer» K | |
| 63164. |
Activities explain in life process chapter |
| Answer» Nutrition , Respiraton, transportation and excretion | |
| 63165. |
च |
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| 63166. |
What is universal inficators |
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| 63167. |
Is resistance and resistivity of any metal is same or not.If yes then how and if no then how? |
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| 63168. |
How does nerve impulse tranfered from one neuron to another? |
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| 63169. |
what is curvature |
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| 63170. |
What is the difference between resistance and resistivity in physics language? |
| Answer» Resistance is defined as the property of the conductor which opposes the flow of electric current. Resistivity is defined as the resistance offered by the material per unit length for unit cross-section. The SI unit of resistivity is Ohm. | |
| 63171. |
W what is magnet |
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Answer» Magnet is a substance which shows the properties of magnetism that is attract some metals towards it . Like it attracts iron pieces. Magnet is a substance which attracts small pieces of iron ,nickel,cobalt etc . Magnet is substance which attacks the iron \'nickel :cobalt and alloys of the compound |
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| 63172. |
What reaction is involved in black and white photography ? |
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Answer» Photolytic reaction 2AgBr gives 2Ag +Br2 Photolytic decomposition reaction |
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| 63173. |
Explain oxygen enter the blood in the lunhs |
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| 63174. |
Why our tears are salty? |
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Answer» Because of NaCl, if NaCl would not present in the body the body will become weak and senseless. Dont know |
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| 63175. |
What is the colour of mathyl orange in neutral solution |
| Answer» Orange | |
| 63176. |
When does snells law fail? |
| Answer» It did not fail .if it was failed then why it is added in laws of refraction | |
| 63177. |
Explain mono-hybrid cross and di-hybrid cross? |
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Answer» Shut up N Amal S Nair . Idiot . Because it is mono hybird and di hybird cross |
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| 63178. |
What is joule\'s law of heating |
| Answer» This states that the heat produced in joules when a current of I amperes flows in a wire of resistance R ohms for t seconds.H=I×I×R×t joules | |
| 63179. |
What is the pH of plants and animals |
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Answer» 7.0 -7.4 the PH value of plant & animals 7.0 - 7.4 ph value |
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| 63180. |
Difference between water conservation and water shed management. |
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| 63181. |
Exchanges of gases how take plaxe |
| Answer» Exchanges of gases takes place by respiration | |
| 63182. |
Why is the replenishment of forest nessary State 4reason |
| Answer» 1.to ensure the continution of livelihood basic requirements2.to ensure renewability of resources | |
| 63183. |
What is green sheet effect |
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Answer» The sun being hot produces infrared radiation of shorter wavelength when this radiations fall on earth earth absorbs it and then re-emits it.The earth being cooler emits radiations of longer wavelength. These radiations are absorbed by the green house gases such as CO2, water vapour,Methane etc.Due to this the temperature of earth rises. The increase in temperature of earth due to increase in concentration of carbon dioxide is known as global warming |
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| 63184. |
What is salivery gland |
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Answer» In simple language when food is breakdown into smaller parts with the help of salivary gland . These glands secrete saliva containing on enzyme called salivary amylase . It converts starch into sugar at an optimun pH of about 7. It is due to these salivary glands that our mouth waters when we eat or smell something we like And it present in our mouth in three pair. Slivary gland is a gland it contains slivary amylase that break down food and give sugar and starch |
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| 63185. |
Function of neuron in short |
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Answer» Carry message from efftor to brain or spinal cord Carry message from effector organ to Brain |
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| 63186. |
How we can say that light have dual nature . Explain them plz |
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| 63187. |
Equation for silicon spatula |
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| 63188. |
What is subdivision reaction |
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| 63189. |
explain how urine is formed in kedney |
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| 63190. |
why respiration is a exothermic process ? |
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Answer» During respiration, a large amount of heat is released due to break down of glucose. During respiration we need energy. We get this energy from food we eat. During digestion, food is broken down into simpler substances is called respiration . Thus, during respiration energy is released and hence, it is considered an exothermic reaction Because oxygen is released in respiration. |
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| 63191. |
What is nitrogen fussion? |
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| 63192. |
How zinc protect iron from rusting of iron |
| Answer» Zinc protect iron from rusting by not inter of oxygen | |
| 63193. |
How we can say that light have dual nature . Explain it plz. |
| Answer» Ans | |
| 63194. |
What is food chain and food wave? |
| Answer» A food web consists of many food chains.A food chain only follows just one path as animals find food. eg: A hawk eats a snake, which has eaten a frog, which has eaten a grasshopper, which has eaten grass.A food web shows the many different paths plants and animals are connected. eg: A hawk might also eat a mouse, a squirrel, a frog or some other animal. The snake may eat a beetle, a caterpillar, or some other animal. And so on for all the other animals in the food chain. | |
| 63195. |
What are gustatory receptor? |
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Answer» It is a receptor present in our mouth and responsible for detacting taste or flavour. The gustatory receptors are responsible for perception of taste and flavour. |
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| 63196. |
Recheck my scince paper |
| Answer» Give your science paper | |
| 63197. |
What is the resistivity of Nichrome...?? |
| Answer» 100x10-6 | |
| 63198. |
The idea\'s of Giuseppe Mazzini...??? |
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| 63199. |
what is the si unit of pontial diffrence |
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Answer» S I unit of potential difference is volt (v) Volt Volt(v) |
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| 63200. |
what are swith |
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