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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.
| 53251. |
Why just half digestion takes place in stomach? Why can\'t stomach digest complete food? |
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Answer» Because stomach have half organs and juices to digest so they digest half if stomach contain all function means al enzymes ,juices then they digest full Plz tell me the proper reason. I got this question as homework and I need it tomorrow ?? |
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| 53252. |
State law of reflection of light |
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Answer» Angle i, angle r, and normal lie on the same plane angle i =angle r |
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| 53253. |
Base+Base= |
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Answer» May be 2 base.?? Base |
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| 53254. |
is it a balanced reaction or notFe +Cl2 = FeCl2 |
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Answer» Yes it is balanced Ya in some online test our answer is right and this app answers wrong because i also gave it no , see online test of first chapter in this app It is balanced yes it is balance reaction Yes, it is balanced. Yes it is blanced.. Ya Yes it is balanced It is balance |
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| 53255. |
What makes electric charge to flow |
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Answer» Attraction and repelsion Difference in potential |
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| 53256. |
What are element |
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Answer» These are the substance which made up of one type of atom. An element is a substance that is made entirely from one type of atom. For example, the element hydrogen is made from atoms containing a single proton and a single electron. If you change the number of protons an atom has, you change the type of element it is. |
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| 53257. |
What are the components of gastric juice explain their effects on food |
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Answer» Components are mucus cell (mucus), chief cell (pepsin), parietal cells (hcl) Components of gastric juice are the hcl acid enzyme pepsin and mucus |
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| 53258. |
What is the function of Hcl in stomach? |
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Answer» Hcl kills harmful bacteria that enters through food we eat Hcl use to digest micro organism To facilitate the action of inactive pepsinogen to pepsin . Kill* It is a very strong acid which helps to kull the bacterias and other harmfull microrganism To make the medium in the stomach acidic |
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| 53259. |
What is the functions of the following:-(i) Ileum (ii) duodenum (iii) jejunum |
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| 53260. |
What is ehyme |
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Answer» Yes, chyme term used for the partially digested food. It is the result of the process that occur in stomach. It should be *chymeChyme is the partially digested food |
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| 53261. |
fats |
| Answer» Full question plz... | |
| 53262. |
what is the function of platelet cell in bloos |
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Answer» Platelet cell helps in clotting of blood. It helps in cloting the blood on the wounded area Clotting of blood |
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| 53263. |
Why are proteins not filtered from blood during ultrafiltration in glomerulus? |
| Answer» Please answer it | |
| 53264. |
Richard symbol 1 |
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| 53265. |
Give example of precipitate reaction. |
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Answer» Na2So4 + BaCl2 --> NaCl + BaSo4 ( white coloured p.p.t.) Chemical reaction betwewn Potassium iodide and lead nitrate is characterised by the formation of a yellow precipitate of lead iodide. |
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| 53266. |
Explanation of mechanism of gaseous exchange bw tissues and blood |
| Answer» in the tissue as oxygen makes use of during respiration and carbon\xa0dioxide get discharged and there is less\xa0concentration of oxygen and more concentration of carbon\xa0dioxide and this reason due to difference in concentration leads to oxygen to diffuse from blood into the tissues and carbon\xa0dioxide from blood so, clearly\xa0all this process is done by the procedure of diffusion\xa0. | |
| 53267. |
Why energy is required by an organism even during sleeping |
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Answer» becuse our heart beats continiously For recovery of the damaged tissues and cells For recovery Because for energy |
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| 53268. |
What is pepsinogen ? |
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Answer» pepsinogen a zymogen secreted by the chief cells of the gastric glands and converted into pepsin in the presence of gastric acid or of pepsin itself. It is the form of pepsin which helps in digestion of food. |
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| 53269. |
.500 difficult words from bio of all chapters |
| Answer» Noone have amswer of this question | |
| 53270. |
What is balance chemical reaction |
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Answer» The no. of atoms of each element must remain same before and after chemical reaction A reaction in which the no. of atoms equal on reactant and product Side. According to law of conversvation of mass every equation should balance and RHS equal toLHS |
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| 53271. |
What is auqe regia and give ratio of chemical equation? |
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Answer» Aqua regia is a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3. Aqua regia is a yellow-orange fuming liquid, so named by alchemists because it can dissolve the noble metals gold and platinum, though not all metals. What is this |
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| 53272. |
What is mean by wavelength |
| Answer» The distance between two consicutive compression and rarefaction of any wave is called wavelength. | |
| 53273. |
what is metallic wire |
| Answer» A wire which is made up of metal luke copper aluminium etc is called metallic wire | |
| 53274. |
Explain why an ore is a mineral but a mineral may not be an ore |
| Answer» Ore is a raw material and minerals ate extract from puritying it | |
| 53275. |
Define aquaregia and write its properties |
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Answer» Aqua regiais a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3. Aqua regia is a yellow-orange fuming liquid, so named by alchemists because it can dissolve the noble metals gold and platinum, though not all metals.Solubility in water: miscible in waterChemical formula: HNO3+3 HClMelting point: −42 °C (−44 °F; 231 K)Boiling point: 108 °C (226 °F; 381 K) Aquaresia also known as royal water. It is a mixture of concentrated nitric and hydrochloric acid. It is highly corrosive liquid able to attack gold and other resitant substance. |
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| 53276. |
What are the concentration of H3O+and OH-ions in pure water at 298 k? |
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| 53277. |
Why black hole is known as the biggest star in the whole universe |
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Answer» Even light Black hole is not the star man it is a concentration of energy and a huge amount of gravity which pulls everything inside it. |
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| 53278. |
sodium+chlorine=? |
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Answer» Na+Cl-NaCl, sodium+chlorine gives sodium chloride Nacl NaCl Sodiumcloride |
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| 53279. |
How does the potential difference creates in the cell |
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| 53280. |
Notes of chapter 12 |
| Answer» You can get it from this app | |
| 53281. |
In which stage chromosomes are arranged at equitorial plate |
| Answer» | |
| 53282. |
One electron equal to |
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Answer» 1.6×10^-19 1.6×10^-19 |
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| 53283. |
Which one has more resistance - a 100 watt bulb or 60 watt bulb |
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Answer» 60 watt has higher resistence. 60 watt bulb has more resistance. 60 60 watt bulb has higher resistance |
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| 53284. |
Name any three strong acid |
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Answer» HCl,H2SO4,HNO3 Hydro chloric acid HCL ,H2SO4,HNO3 Acidic acid, hydro cloric acid, nitrogen acid HCl, stomach acids(gastric juices), Lemon juice |
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| 53285. |
Plaster of Paris formula |
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Answer» 2CaSO4.H2O CaSo4. 1/2H20 H2so4.1/2 H2O |
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| 53286. |
Why magnesium ribbon should be clean before burning |
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Answer» Magnesium is a very reactive metal. So, when it is exposed to air it reacts with oxygen to form a layer of magnesium oxide on its surface. It is cleaned by sand paper to remove this layer of magnesium oxide from the magnesium surface. Than we will be able to burn the magnesium metal For remove of protective layer The magnesium ribbon which we usually use has a coating of magnesium oxide which is formed by the slow action of oxygen of air on it. So before burning the magnesium ribbon is cleaned. This is done to remove the protective layer of MgO from the surface so that it may easily react with the Oxygen in air on heating. Before burning in air magnesium ribbon is cleaned by rubbing with sand paper .This is done to remove protective layer of magnesium oxide from the surface of magnesium ribbon |
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| 53287. |
Describe the structure and function of nephron? |
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Answer» Structural and functional or filtration units of kidneys are nephrons. A nephron has two parts, Malpighian body and renal tubule. अपने बचपन की मनमोहक घटना याद करके लिखो |
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| 53288. |
What are the limitions of extraing energy wind,ways,tides |
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| 53289. |
what is magnesium ribbon burn in air |
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Answer» Reaction to form this compound. When the magnesium metal burns it react with oxygen found in air it form magnesium oxides...oxygen and magnesium combine in chemical |
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| 53290. |
Who discovered the proton |
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Answer» What is monocytes Bohr model of atom has success Bohr model E goldstein has discovered proton Ernest Rutherford discovered the proton Whose model of atom has success |
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| 53291. |
Why is time cannot be reversed? |
| Answer» Because we actually dont know what is time actually | |
| 53292. |
Why is air unseen? |
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Answer» Because gases present in it are colourless Why it is colourless yr..???? I know i m mad.. Because air is colourless in nature. And i think that u r really mad |
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| 53293. |
Why is water wet? |
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Answer» Well done aditi this answer will reduce his madness What a answer aditi. I hope it will be satisfying answer to aniket Water isn\'t wet. Wetness is a description of our experience of water; what happens to us when we come into contact with water in such a way that it impinges on our state of being. We, or our possessions, \'get wet\'. |
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| 53294. |
Balance the following ; NaHCO3 + HCL - NaCl + H2O +CO2 |
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Answer» No need to balance it.It is already balanced its balanced It is already balanced |
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| 53295. |
The xylem in plant are responsible for |
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Answer» Tranportation of water. transportation of water Transport of water |
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| 53296. |
Heterogeneous |
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Answer» Not completely dissolved or mixed and can be seperated. Un uniform mixture of substance अलग अलग |
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| 53297. |
What is the breathing rate of a normal person per minute |
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Answer» 15to20 15 to 18 12 to 16 breaths per minute 15 to20 |
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| 53298. |
Write the mechanism of O2 and CO2 transport in blood |
| Answer» Oxygen get transported in blood through haemoglobin.The blood combines with oxygen and form oxyhaemoglobin.Then carbon dioxide combines with haemoglobin and form carbaminohaemoglobin.This is the machanism of O2 and CO2 transport in blood. | |
| 53299. |
Write the function of abdominal muscles in breathing |
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Answer» Abdominal musle is accessory muscle of respiration.It provide protection to inner orgens Absorption and digestion of food occur here. Abdominal musles plays an important role in digestion of food. |
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| 53300. |
Why double circulation is necessary in human beings ? Plz tell me |
| Answer» Humans body contain more energy for doing metabolic activities compare to aquatic animals. So | |