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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.
| 40801. |
How ovary act as heterocrine gland |
| Answer» | |
| 40802. |
How i can get information about practical |
| Answer» Conform in yr scool | |
| 40803. |
Are practicals excluded from papers I had date sheet of practical this year |
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Answer» It depends on school Not conform |
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| 40804. |
Prove that HNO3 is acid |
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Answer» I dont know how to prove it mathematically Prove it mathematically How I will show to u after proving Test it with an indicator for example if we take methyl orange it will change into red colour which indicates that hn O3 is an acid Prove it in copy Yaa correct By using indicators u can prove |
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| 40805. |
How many gametes in pollen grain |
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Answer» A male gamete only 1 in each grain |
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| 40806. |
What is mutation ??? |
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Answer» Ur Frnd Who r u pawan Hlo himanshu Errors in DNA copying. |
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| 40807. |
Pre-board kab starts he bhaiyo |
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Answer» Computer subject board m hoga Maths aur science outside thaa baki sb ncert thaa Tab kaisa gya tha Hamara to maths me sb outside tha Aur others subject m Half ncert half frm outside...mix question thee Despacito Suna h to thanks karo neche Nhi hoga Aapke kb hai? So which types of question came Mere bhi khatam ho Gye parso ke Hmare too khtm bhi hoo gye... |
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| 40808. |
Electron dot structure of propanone |
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| 40809. |
Difference between electrostatic and ionic attraction and force of attraction |
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| 40810. |
Why is the colour of the clear sky blue... Logical answer |
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Answer» Due to scattering of light of reflection of sunlight Because the Shorter wavelength blue light is scattered all around the sky. The sky looks blue The molecules of air and other fine particles in the atmosphere have size smaller than the wavelength of visible light i think |
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| 40811. |
A 4 ohm resistance wire doubled on it calculate the new resistance of wire |
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Answer» No answer is wrong 16 16 |
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| 40812. |
How tears are form? |
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Answer» lacrimal glands.also know as tear glands and they\'re made up of proteins, salt and hormones. By which substances Tear glands |
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| 40813. |
What are amphoteric metals |
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Answer» Sorry Ghj Oxides of these metals reacts both with acids as well as bases to give salt and water. Metals whose oxides show acidic as well as basic behaviour, for example zinc and alluminium Reacts with acids as well as base Aluminium and zinc |
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| 40814. |
What percentage of tin and iron is used in electrical fuse? |
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Answer» Hahaha it is also not accurate answer The correct answer is tin 63 %and iron is 37 % Already answer it 64% of lead and tin mix |
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| 40815. |
Explain ph scale |
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Answer» Ph 7 pH scale is used to measure the consentration of hydrogen ions and hydroxide ions in any solution The scale of measuring how much acidic or basic a substance is Scale for measuring hydrogen ion concentration |
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| 40816. |
How fossils are a tool to predict the evolution? |
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Answer» We could use fossil instead of other tools like spade.using fossil we could dig soil. They tell us how the animals look before thousands of years ago, which helps them to predict evolution |
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| 40817. |
What is emphysema? ???????? |
| Answer» lung diseases that block airflow and make it difficult to breathe. | |
| 40818. |
Why is anabolism called biosynthetic pathway?☺☺ |
| Answer» Simply | |
| 40819. |
Define catalyst...... |
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Answer» Catalyst is a substante that change rate of reaction either be increase or decrease Thnk u so much to all... ? Substance which do not take part in reaction but increase the rate of reaction It is a substance which change the rate of reaction A substance that causes a chemical reaction A substance whose presence is essential in reaction but it doesn\'t take part in reaction Catalyst are substances which cause a reaction to occur and proceed it at a different rate. |
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| 40820. |
How an ore act as an reducing agent |
| Answer» Ore is heated to obtain metal | |
| 40821. |
state ohm law |
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Answer» At constant temperature potential difference across the end of the condutor is directly proportional to the current flowing through the conductor . I is inversely prolation to v is R=v \\ l At a constant temperature pd Is directly proportional to current. According to ohm\'s law current flowing through a conductor is directly propotional to the potential difference applied across its end provide physical condition like temperature remain the same At any constant temperature the current is applied to the circuit is directly proportional to its PD v V directly proportional to I |
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| 40822. |
What is a homologous series of carbon compounds |
| Answer» A series in which later and former have difference of ch2 | |
| 40823. |
Why is bio magnification bad ??? |
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Answer» Hello himanshu pichai ??????? Because it increases at every trophic level and cause severe damage to last trophic level organism Because it increases concentration of harmful chemicals in body |
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| 40824. |
What is biological magnification??? |
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Answer» The increase in concentration of harmful chemicals at different trophic level in a food chain. The increasing concentration of a substance,such as toxic chemical,inthe tissues of organism at successfully higher level in a food chain. Increase in concentration of harmful substances at every tropic level and is maximum at least tropic level |
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| 40825. |
In which region, the magnetic field around a current carrying solenoid is uniform?show with diagram. |
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Answer» Inside the solenoid If magnitude and the direction of a magnetic field are constant Is uniform at all points Inside the solenoid One end to other |
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| 40826. |
Write 3 differences b/w real and virtual image? |
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Answer» Ok ok thank nikita Real image formed by meeting of light rays in a point whereas virtual image is formed by drawing imaginary lines Tq all 1. Real image can be obtained on the screen2. This image is formed by concave mirror1. Virtual image cannot be obtained on screen2. This image is formed by convex mirror 1.real image can be produced on the screen.but virtual can\'t.2.real image is inverted but virtual is always erect.3.real image is formed when reflected rays appears to meet but virtual forms when reflected rays actually meets at a point. 1. Real images can be taken on screen but virtual images cannot be taken on screen.2. Real images are formed when rays of light intersect after reflection but it doesn\'t happens in virtual image.3. Virtual images are erect but real images are inverted |
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| 40827. |
Give raction of Acetic acid with sodium carbonate |
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Answer» 2CH3COOH +NA2CO3----2CH3COOH +H2O+CO2 Ch3cooh + na2co3 = ch3coona + co2 + h2o |
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| 40828. |
Why pancreas is called mixocrine gland ? |
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Answer» pancreas secretes the hormone and also it excretes enzymes to break down the proteins, lipids, carbohydrates. The pancreas is the gland which have both exo and endocrine functions.The pancreas is a gland with both endocrine(insulin production) and exocrine (production of digestive enzymes)funtiones Hormones like insulin enzymes like pancreatic enzyme and trypsin Because it secrete both hormone and enzymes |
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| 40829. |
Kalajar causes which type of bacteria !??? |
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Answer» Himanshu just rockzz it Yes It is caused by Leishmania donovani master himanshu it is caused by protzoans i guess? Leishmania |
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| 40830. |
What is tyndall effect give example? |
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Answer» Tyndal effect is the phenomenon of scattering of light by the particles of colloid because of the path of light is illuminated. The tiny particles scatter the beam of light and make its path visible. Examples tyndal effect can be observed when sunlight passes through the canopy of the dense forest. In the forest mist contain tiny droplets of water which act as particles of colloid dispersed in aireliance It is visible path of light produced by the scattering actions of the particles in a colloidal solution on a beam of light passed through it For ex:-how the headlights of a car are not able to shine all the way through fog he visible path of light produced by the scattering actions of the particles in a colloidal solution on a beam of light passed through it For ex:-how the headlights of a car are not able to shine all the way through fog Sky waise sun green dikhta hai☺ ek samay Sun kab blue dikhta h bhaii ???? Sorry sun Diffusion of light by the tiny objects present in it\'s path is called Tyndall effect, for example sum appears blue in day |
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| 40831. |
The deficiency of RBC causes which disease?? |
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Answer» Anemia I think... Aneamia.. Anemia |
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| 40832. |
What is muscle cramp |
| Answer» Formation of lactic acid due to unavailability of oxygen in muscles | |
| 40833. |
What is Excrete |
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Answer» It is an essential process Or we cnsay it\'s a life process which is required for an individual to exist, in this process body\'s waste get eject out from the body through the excretory system It means to get rid of material such as solid waste or urine from the body Remove of waste material Removal of toxic wastes from body |
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| 40834. |
What is the function of bile juice in digestion |
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Answer» Bile juice play a main role in digestion. Bile juice contain two salts. These salts help in emulsification (large fat globules break down into small fat droplets) of fats To convert the large fat globules into fat small globules It help in the emulsification of fats in which large globules of fat molecules are converted into small pieces |
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| 40835. |
Rings of cartilage are present in the throat |
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Answer» These rings are present because when less air is present in the throat ( lungs) ,it protect throat from collapsing. Properly right ur question so that i can help you? |
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| 40836. |
Name a bisexual flower |
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Answer» Mustard Water lily Hibiscus |
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| 40837. |
Where is DNA found in a cell |
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Answer» In nucleus Nucleus In nucleus.. Nucleus |
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| 40838. |
What is the result of mixing and acids or bases with water? |
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Answer» When we mix water with bases it\'s pH increase and when we mix water with acid it\'s pH decrease, bases and acids form water and salt on reacting Immediately ans.this que.. |
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| 40839. |
Why copper when exposed to atmosphere slowly losses it shiny browse surface and gains a green coat? |
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Answer» Yes Sorry copper doesn\'t forms copper sulphate, it forms copper carbonate and some copper dioxide Copper reacts with atmospheric gases and forms copper sulphate, it is called rusting of copper Bcoz..... Copper reacts with carbon dioxide in the air n gains a green coat of basic copper carbonate... Because it gets corroded and the green surface formed is called copper carbonate Oooo science genius sab kahan gya. |
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| 40840. |
Three methods of vegetative propogation |
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Answer» Artificial and natural methods grafting, cutting, layering, |
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| 40841. |
Define solenoid |
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Answer» Solenoid is a coil of a number of turns of insulated copper wire closely wrapped in shape of a cylinder. A long coil consisting of a large numbers of closed turns of insulated copper wire. |
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| 40842. |
One example stamen and carpel |
| Answer» Kya bisexual ya unisexual ya du woo too bataoo? | |
| 40843. |
Solution of experiments |
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| 40844. |
Why reproduction is necessary for any individual? |
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Answer» Reproduction is necessary because to on their generation in future. Kya likha hu mai yaar shai se dekhoo any individual likha hu naa ki for an individual What is correct answer Reproduction is necessary because to reproduce individuals to balance there population in particular area It\'s not necessary for individual but it is important for any particular species community for the continuity of there species Reproduction is not necessary for an individual it is important for whole species For variation |
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| 40845. |
Why Dna copying is necessary during reproduction process? |
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Answer» Mai kya puch raha hu aur tum log answer kya dee rahi hoo? Iska correct answer Due to transfers the parent\'s traits to offsprings... Without dna copying cell cant make its cell organelle Utsav we know that you are so intelligent. so please easy questions pucho |
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| 40846. |
What is the resistance of an ideal ammeter? |
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Answer» O 0 0 Zero Hlo |
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| 40847. |
Practical school me honge ya bahar |
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Answer» School me Ye school valo ko hi puch lo |
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| 40848. |
Dock plant contain acid or base |
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Answer» Baseee Yup base!!! Base I think acid Base |
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| 40849. |
What is Vegetative Propagation? Advantages and Disadvantages of Vegetative Propagation |
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Answer» Advantage: quicker and easy ,Exact copy of parentDis advantage: this doesn\'t favour much variation and evolution of new species There are many plants in which parts like the root,stem ,leaves develop into new plant under appropriate condition this process is know an vegetative propagation |
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| 40850. |
Formula of fitkiri |
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Answer» What is complete formula KAI ( SO4 )2.12H2O Complete formula KAI (SO4)2 ×12 H2O |
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