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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.
| 8251. |
What is importance of DNA copying |
| Answer» Creates variations | |
| 8252. |
What is lateral ventricle? |
| Answer» | |
| 8253. |
How many manyb gametes does a pollen grain contain |
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Answer» 2 gametes in which one fuses with ovary and other with the 2 polar nuclei..... 2 |
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| 8254. |
Which element reacts with hydrogen |
| Answer» hydrogen can readily react with nitrogen, oxygen, and halogens because they are very electronegative, | |
| 8255. |
What is water of crystallisation can somebody explain me this in simple terms??????plzzzz |
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Answer» Fixed amount of water present in one unit formula is called water of crystallization. For ex Na2Co3.10H2O Thanks christin When water molecules is removed from one unit of salt it is called water of crystallisation For example:sodium hydroxide decahydrate Thank you Hydrated salt of any base |
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| 8256. |
Are the crystals of salts dry?.... Yes or no? |
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Answer» Two diff answers?!!! No... they contain water of crystallization.. Yes |
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| 8257. |
What is nascent oxygen? |
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Answer» One atom of oxygen.... Eg: 2[ O ]... This means two separate atoms of oxygen whereas O2 means one molecule of oxygen having to atoms... O |
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| 8258. |
What is the formation of the aroura beam which form on the pole of the earth? |
| Answer» An aurora (plural: auroras),[a] sometimes referred to as polar lights, northern lights (aurora borealis) or southern lights (aurora australis), is a natural light display in the Earth\'s sky, predominantly seen in the high latitude regions (around the Arctic and Antarctic).Auroras are produced when the magnetosphere is sufficiently disturbed by the solar wind that the trajectories of charged particles in both solar wind and magnetospheric plasma, mainly in the form of electrons and protons, precipitate them into the upper atmosphere (thermosphere/exosphere) due to Earth\'s magnetic field, where their energy is lost.The resulting ionization and excitation of atmospheric constituents emits light of varying color and complexity. The form of the aurora, occurring within bands around both polar regions, is also dependent on the amount of acceleration imparted to the precipitating particles. Precipitating protons generally produce optical emissions as incident hydrogen atoms after gaining electrons from the atmosphere. Proton auroras are usually observed at lower latitudes.[2] | |
| 8259. |
What are function in cerebellum and medulla? |
| Answer» The main function of the thalamus is to process information to and from the spinal cord and the cerebellum. The medulla oblongata helps regulate breathing, heart and blood vessel function, digestion, sneezing, and swallowing. This part of the brain is a center for respiration and circulation. | |
| 8260. |
Why r carbon n it\'s compounds used as fuels for most applications ? |
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Answer» Thankx Biz thy have high calorific value |
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| 8261. |
how to find valency nd valence electron? |
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| 8262. |
What is the action of Sulphuric Acid on Bleaching powder? |
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Answer» As calcium oxychloride is a basic compound and dilute sulphuric acid is acidicSo calcium oxychloride reacts with dilute sulphuric acid and liberates out all the chlorine and gets converted into calcium sulphate the chlorine gas liberated is called available chlorine as it has more bleaching power and is used to Bleach the wood pulp or clothes. The reaction is form calcium |
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| 8263. |
name the sodium compound which is used for softing hard water. |
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Answer» My pleasure thanks alia Washing soda |
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| 8264. |
What do you mean by homologous series? |
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Answer» A series of carbon compounds are hydrocarbons in which a consecutive numbers differ by a group CH2All by molecular mass 40UThe members of such a series are called homologs and the all possess same chemical properties but slightly different physical properties Series of compounds in which the same functional group substitutes for hydrogen in a carbon chain. it is a series group of organic compound having similar structure and similar chemical properties Homologous series are those simile Hmm |
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| 8265. |
What is triple fusion in plants?explain with the help of diagram |
| Answer» From the pollen grain 1 male gamete fuses with the female germ cell...and the other with the 2 polar nuclei...one from each side of the ovary..........So one time the two polar nucei fuses among themselves....then the male gamete fuses with it.....so total 3 times it fuses...so triple fusion | |
| 8266. |
What is the difference between male and female gamate? |
| Answer» Male game team is motile, smaller in size, not enough food. Female gametes are non motile, enough food and larger than male gamete | |
| 8267. |
Why are green plants called producers |
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Answer» Bcs they make their own food with the help of photosynthesis and herbivores animals eat the plants so the plants are called producers They produce food☺ |
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| 8268. |
name the acid present in tomato and vinegar |
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Answer» Vinegar-ethanoic acid.Tomato-oxalic acid Acetic acid Ok Tomatoes tartaric acid. Acetic acid is present in vinegar and maybe folic acid is present in tomato |
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| 8269. |
What is digestive system |
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Answer» Refer in s chand A system which is designed for digestion of food |
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| 8270. |
Draw all possible isomer of C3H6O |
| Answer» Its not possible to draw here in this app | |
| 8271. |
Why alkene starts from 2 carbon |
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Answer» Because in alkene there must be double bond (as per need) .. and it is not possible for one carbon to form double bond with hydrogen as hydrogen can form only single bond so there must be the need of 2 carbon atoms to form double bond... alkene starts from two carbons because in the structruce of alkene the carbon need to 4 bonds and threre are available only 2 hydrogen Because for forming a double bond atleast 2 carbon atoms are required......C=C.... Because in alkane and alkyne there is double or triple bond necessary between 2 carbon atoms ☺ |
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| 8272. |
Name the largest artery in human body??? |
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Answer» Aorta Aorta... |
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| 8273. |
What happens when hcl reacts with zinc molecules |
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Answer» Zn+2HCl=ZnCl2+H2 It form salt nd hydrogen And zinc chloride too It gives hydrogen gas... |
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| 8274. |
Write the difference between ethane and ethylene |
| Answer» | |
| 8275. |
What is ampere swimming law |
| Answer» | |
| 8276. |
What is room temperature |
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Answer» 25\' Normal temperature inside a room |
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| 8277. |
What is there to |
| Answer» | |
| 8278. |
What is the S.I. unit of retardation |
| Answer» It is same as acceleration but negative m/sec2 | |
| 8279. |
What is genotypic ratio of dihybrid inheritance??? |
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Answer» I think ratio is 1:2:1:2:4:1:2:1...something like that The ratio obtained by knowing genes 9:3:3:1 maybe |
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| 8280. |
How ethanoic acid is form |
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Answer» Ethanoic acid is formed when alcohol group gets attached to ethane From the mild oxygenation of ethanol. |
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| 8281. |
Explain the nutrition process in amoeba |
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Answer» Refer to NCERT or open this app Too long...... See notes on this app... |
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| 8282. |
Explain how it would benefit deep sea divers if human also had gills? |
| Answer» Then they would not have needed oxygen cylinders because they could have utilized oxygen dissolved in water through gills. | |
| 8283. |
What is the respiration system of mosquitoes |
| Answer» Spiracles | |
| 8284. |
formula of oxygen |
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Answer» O2 O2 hahaha U r hona to give board exam and u don\'t know formula of oxygen |
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| 8285. |
How corrosion takes place |
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Answer» ya when any metal is put in moistre and air so it will corrode Due to air, moisture |
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| 8286. |
My question is only sperm is come out by sexual activity |
| Answer» It is during copulation | |
| 8287. |
name any two movement shown by plants |
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Answer» There are 14 types of movements Tropic movement nd nastic Movement Tropic movement And Nastic movement |
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| 8288. |
What is the function of gastric sphincter? |
| Answer» It control the amount of food entering in intestine | |
| 8289. |
Difference between binary fission and Multiple Fission |
| Answer» In binary fission, an organism divides into two daughters and in multiple fission an organism divides into more than 2 daughters | |
| 8290. |
Who is known as father of genetics or heredity |
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Answer» Mendel Maharajjj Mendel ji Mendel Mendel |
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| 8291. |
What is prism |
| Answer» A prism contains 2 triangular side and 3 rectangular sides mhtually inclined towards each other... want to see photo u can see on google.. | |
| 8292. |
What are the preventive measures of corrosion |
| Answer» Painting and oiling are the prevention measures of corrosion | |
| 8293. |
How many bons are their in a human body?? |
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Answer» 200+6=206 206 206 |
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| 8294. |
How to Classify metellic number |
| Answer» | |
| 8295. |
What is ion? |
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Answer» An atom which has any positive or negative charge is known as ion. Charged atom Ion is a charged atom or molecule. |
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| 8296. |
Which branch of biology that deals with the study of life processes |
| Answer» I think physiology | |
| 8297. |
Maintain body posture |
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Answer» Hind brain by cerebellum cerebellum |
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| 8298. |
Name the hemoglobin which carries CO2 ? Without Google |
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Answer» Yes Is my answer is correct??? Ncert cmpleted , Foundation cmpleted , schand cmpleted & many other Carbonminohaemoglobin Book to bta de Answer it |
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| 8299. |
CO2 is carried to lungs in which form ? & who takes it there ?? Without Google |
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Answer» Bta de Bhai Kis book se padta Hai In bicarbonate form ...plasma carries it Bta de.. kaha gaya ayush shekhar kuch pucha ha maine ar tanne bhi bata ... Say name of that form ? Blood? Dissolve form |
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| 8300. |
Which metal burns with golden flame? |
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Answer» Yo Sodium |
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