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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.
| 39301. |
Role of ethylene in plant growth |
| Answer» Ripening of fruits | |
| 39302. |
What is the full form of ph |
| Answer» Potenz of hydrogen | |
| 39303. |
What is polar solvent? |
| Answer» May be water | |
| 39304. |
Magnetic fields |
| Answer» It is the specific region surrounded by a magnet in which the force of magnet can be detected. | |
| 39305. |
Where can blood form in our human body.. |
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Answer» In bonemarrow corpuslves r formed like rbcs Bone marrow |
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| 39306. |
Covalent bond is ? |
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Answer» Bond formed by sharing of electrons. Singal bond between two carbon elements |
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| 39307. |
If light travels through vacuum then why space is black |
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Answer» Because of refraction There is no a huge things to reflect all sun\'s light. Because there is no atmosphere in the space and no light is scattered. So no light comes to our eyes. So space looks black. |
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| 39308. |
Who discovered ohm |
| Answer» Georg Simon ohm | |
| 39309. |
Ray diagram for concave mirror in headlight of a car |
| Answer» | |
| 39310. |
Why asexual reproduction is good |
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Answer» It is free from deaseases It involves only one parent |
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| 39311. |
Is diamond a good conducted of heat |
| Answer» No bcoz it doesn\'t have free electrons in its structure. | |
| 39312. |
Explain the term federalism |
| Answer» Federalism is a system of government in which the power is divided between a central authority and various constituent units of the country. Usually, a federation has two levels of government. One is the government for the entire country that is usually responsible for a few subjects of common national interest. The others are governments at the level of provinces or states that look after much of the day-to-day administering of their state. Both these levels of governments enjoy their power independent of the other. | |
| 39313. |
What is hyphae? |
| Answer» It is a thread like structure on the roots of rizopus fungus | |
| 39314. |
What is regeneration ? |
| Answer» renewal or restoration of a body, bodily part, or biological system (such as a forest) after injury or as a normal process | |
| 39315. |
What is bile |
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Answer» Yellowish slightly aljaline juuce secreted by liver stord in gall blader.have bo enezymes but have salt It is a kind of juice secreted by liver |
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| 39316. |
What is the source of energy in the sun and the stars? |
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Answer» Solar energy Renewable resources Helium |
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| 39317. |
S chand sollution |
| Answer» | |
| 39318. |
What are the characteristics of image formed by convex and concave mirror? |
| Answer» | |
| 39319. |
Where we use right hand rule & left hand rule to find others direction. |
| Answer» Right hand rule When we have to find magnetic field mean direction Left hand rules When other direction is given and find that direction which is not given | |
| 39320. |
What is cerebrospinal fluid |
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Answer» It\'s a fluid present in brain which protects from shocks and injuries It is a type of fluid found in skull of the brain. It protect brainn from injury. |
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| 39321. |
Name the tear gas |
| Answer» Lachymator agent . James Orengo is the king of tear gas. | |
| 39322. |
Give me the correct answer of formula of soil |
| Answer» Soil is not a compound but mixture of many nutrients and minerals. | |
| 39323. |
What is the IUPAC name of 3CHCL |
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Answer» Trichloroethane Dichloroethene |
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| 39324. |
Name chief componenet of solar cell |
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Answer» Semiconductors like silicon or germanium. Plane mirror |
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| 39325. |
Why do we prefer a convex lens |
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Answer» Wo It is very helpful for hypermetropia means farsightedness |
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| 39326. |
What does itmean by one diopter |
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Answer» A lens which has a focal length of 1 Metre has a power of 1 diopter One dioptre is the power of a lens whose focal length is 1 metre. |
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| 39327. |
What is function of earth wire |
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Answer» An earth wire is a green color wire which is used as a safety wire . If the live wire of any appliance touches an electric conducting body of any object so as to neutralize it\'s effect a live wire is used and we do not come in contact with any current. Earth wire has 0 potential , if because of any reason live wire opens and it received contact with appliances then these appliances will also conduct electricity .If we contacted our appliances we can receive fatal shock.So for safety we connect an earth wire so that large amount of current flow through earth wire and we do not receive any shock . |
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| 39328. |
Which device could be use in place of fuses |
| Answer» M seal. | |
| 39329. |
Why sodium is dipped in kerosene ?? |
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Answer» As we know that sodium is very reactive metal. It reacts with air fastly and starts burning. So to protect it from moisture, it dipped in kerosene oil To protect it from moisture Maths Sodium is dipped in kerosene because they are quickly burn for outside It is highly reactive metal and if it comes in contact with air it can catch fire. Because sodium higher reactive with air and kerosin are anti oxygant so it cannot pass air in it |
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| 39330. |
Derivation series and parrall |
| Answer» | |
| 39331. |
Give reason why strong acid and concentrated acid does not mean the same thing? |
| Answer» As l know , concentrated acid and strong acid gives a large amount of hydrogen ions. These have same meaning | |
| 39332. |
Why NaHCO3 is used in soda acid fire extinguisher as well as for making baking powder? |
| Answer» Because nahco3 on heating produces water and co2 which helps 8n extinguishing fire thus it is used in fire extinguishers | |
| 39333. |
How do we know the maximum number of isomers of a hydrocarbon |
| Answer» | |
| 39334. |
Give evidences in support of organic evolution?? |
| Answer» | |
| 39335. |
What is snells law |
| Answer» | |
| 39336. |
Difference between baking spa and baking powder |
| Answer» Baking soda\xa0is a single compound which has sodium hydrogencarbonate. It is used as an antacid to remove acidity in the stomach. Due to its alkaline (basic) nature, the excess acid in the stomach gets neutralized.Baking powder\xa0is a mixture of sodium hydrogencarbonate and a mild edible(eatable) acid such as tartaric acid. When baking powder mixes with water, then the sodium hydrogencarbonate reacts with tartaric acid to evolve carbon dioxide gas which gets trapped in the wet dough and bubbles out slowly making the cake to rise and hence \'soft and spongy\'. The equation which takes place can be shown as:NaHCO3\xa0+ H+\xa0→ Na+\xa0+\xa0CO2\xa0+\xa0H2O | |
| 39337. |
What is OTEC Power Plant |
| Answer» | |
| 39338. |
How we get sulphuric acid by reaction |
| Answer» CuSO4+2HCl------ H2SO4+CuCl2 | |
| 39339. |
What is light speed ? |
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Answer» 3×10rays to 8 1600 km per sec |
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| 39340. |
What is formula of potential cinite |
| Answer» Kcm | |
| 39341. |
What is amalgam? |
| Answer» An amalgam is an alloy of mercury with another metal, which may be a liquid, a soft paste or a solid, depending upon the proportion of mercury. | |
| 39342. |
What do you mean by sooty and non sooty flame? |
| Answer» In sooty flame black unburnt carbon particles is seen In non sooty flame black unburnt particles not seen | |
| 39343. |
Name the process of converting vegetable oil to vegetable ghee |
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Answer» Hydrogenation Hydrogenation Hydrogenation process |
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| 39344. |
Why is DNA copying is essential for reproduction |
| Answer» 1) DNA copying provides cellular apparatus in the daughter cells.2) DNA in daughter cells will be able to control the functioning of daughter cells.3) DNA copies will retain the traits. | |
| 39345. |
Why do organisms reproduction |
| Answer» Reproduction is necessary for living things because it enables them to create offspring and continue their population. Through reproduction, they pass on their genetic information to the next generation. This ensures that their species continues to exist on Earth that is why the organism reproduces . | |
| 39346. |
A Cat had 3 kittens - January , February , December . What is the name of the mother ? |
| Answer» What | |
| 39347. |
What is generator |
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Answer» A machine which convert mechanical energy into electrical energy. a generator is a machine which convert mechanical energy into electrical energy a dynamo or similar machine for converting mechanical energy into electricity |
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| 39348. |
What is esterification and saponification reaction |
| Answer» Esterification-when ethanol reacts with acetic acid in the presence of an acid catalyst a sweet smelling ester is obtained. This reaction is called Esterification.Saponification-the ester get converted back to alcohol and sodium salt of acid when treated with alkali like sodium hydroxide.this reaction is called Saponification.this reaction is also used in preparation of soaps | |
| 39349. |
Note on illustration |
| Answer» Illustarate pe note rakh lo note on illustration | |
| 39350. |
How metals are extracted |
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Answer» By electrolysis, calcination and roasting Mehnat se |
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