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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.
| 60151. |
What is the s.i. unit of magnetic field |
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Answer» Bajaj vv??? In SI System:\tB-field is measured in\xa0teslas\xa0represented as T.\tWhereas the H-field is measured in\xa0amperes per metre\xa0(A/m). Teslas |
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| 60152. |
Which cell is called energy currency of a cell |
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Answer» A.T.P ATP (Andeosine Triphosphate) is the energy currency of the cell. Mitochondria Mitochondria ATP is called a energy currency of cell Mitochondria Scv ATP is called the energy currency of the cell, and of life, because it is the energy molecule that all cells need in order to do anything within the human body.\xa0The molecule is used like a battery within cells and allows the consumption of one of its phosphorous molecules. Mitochondria |
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| 60153. |
Write about working of human heart |
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Answer» ?\u200d⚕️?\u200d⚕️?\u200d⚕️?\u200d❤️\u200d??\u200d❤️\u200d??\u200d❤️\u200d??\u200d❤️\u200d? Human heart present 4 camber firstly work of 2camber contain deoxyinated blood to filter the the heart than blood move to 2 down camber to carry Oyinated blood the through blood for over body Tha work of heart is pumping.ln human heart have four chambered which called a double circulatory system.The oxidation blood come in human heart through left artieum to left ventrical in human body and deoxygeneted blood out thrpugh right artium to right ventrical in human body. Heart pumps the blood in whole body. The pulmonary vein carries oxygenated blood from lungs. When all the chambers of heart on the relax position pulmonary vein push the oxygenated blood in left atrium when left atrium contract the blood goes into left ventricle through v¹(bicuspid) . v¹ helps in preventing of back flow of blood. When left ventricle contract the blood goes into aorta and aorta to whole body. From whole body the deoxygenated blood carries by veina cava. Veina cava send blood into right atrium when right atrium contract the blood goes into right ventricle through v²(tricuspid). When right ventricle contract the blood goes into pulmonary artery and pulmonary artery to lungs. This process continue held in our body. |
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| 60154. |
Hw is alveoli designed to maximize exchange of gases?.... |
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Answer» Within the lungs, the primary bronchi divides into smaller and smaller tubes which finally terminate into balloon-like structures called alveoli. These alveoli increase surface area for exchange of gases. If the alveolar surface is spread out it would cover about 80 m2\xa0. Thus it makes efficient exchange of gases. This is how ........#Alveoli are very thin layered#They are connected with large amount of capillaries#They are made with sqamous epithelium cells |
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| 60155. |
Giving a schematic diagram of biogas plant and explain the production of biogas and manure. |
| Answer» \xa0\xa0Biomass is the fuel obtained from dead parts of plants and waste material of animals.- This fuel does not produce much heat on burning and a large quantity of smoke is given out when it is burnt.- Biogas is obtained when cow dung, sewage and various plant materials (such as vegetable waste and residue of crops after harvesting) are decomposed in the absence of oxygen. - It is popularly known as gobar gas.- Biogas contains 75% methane and hence is an excellent fuel. | |
| 60156. |
Why is the use of iodised salt advisable???? |
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Answer» Iodised salt present iodine to help control goitre diesses is know as iodised salt Iodine is necessary for the making of thyroxine hormone by thyroid gland therefore, a deficiency of iodine in the diet can cause a deficiency of thyroxine hormone in the body. the deficiency of iodine in the diet of a person produces less thyroxine hormone and cause a disease called goitre. |
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| 60157. |
What is the reason for double-displacement reaction? |
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Answer» Exchange of ions ionic exchange |
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| 60158. |
About class 10 sitting arrangement |
| Answer» All the stundents sits roll no vise.Only single student sit on 1 bench no one can sit with him/her | |
| 60159. |
What are plantons? |
| Answer» Pomol golmol,???? | |
| 60160. |
Why respiration considered an exothermic reaction? |
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Answer» Because when respiration occurs the cells releases energy in the form of ATP which further help in breakdown of food and we are well known with the fact that the reaction in which energy releases is a exothermic reaction.? That sit Same ans Because it releases energy in form of ATP |
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| 60161. |
What are changes in girls after puberty? |
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Answer» Thanks rohan Thankss neha Firstly change in body posture the basic then growth of hair in body parts ,ther voice become soft and high pitched another point waist area become broad .that is Their hair grows in pubic region |
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| 60162. |
Why are jokers given in playing cards?? |
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Answer» Jokers are often used as informal replacements for lost cards in a deck by simply noting the lost card\'s rank and suit on the joker. Thanx Gaurav Seth Thanx Sia. Many\xa0card\xa0games omit the\xa0card\xa0entirely; as a result,\xa0Jokers\xa0are often used as informal replacements for lost\xa0cards\xa0in a\xa0deck\xa0by simply noting the lost\xa0card\'s\xa0rank and suit on the\xa0joker. Other games, such as a 25-card\xa0variant\xa0of\xa0Euchre, make it one\xa0of\xa0the most important in the game. |
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| 60163. |
Function of Bile? |
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Answer» It is help in emusification of milkmor fat Good evening!!! Thank you guys It helps in emulsification of fat molecules. It alkalies acidic food coming from stomach Bile is gastric juice which help in digestion.lt is secreat by liver and stored by gall blader.lt help in emulifies in fats and change hard molecule substance in alkalies Oh hii Rohit Hmm Bile is a disgestive juice which helps in the emulsification of fat it is secreted my the liver it make the food basic Hii is anyone online? Thanks Bile helps\xa0to emulsify fats\xa0(increasing surface area to help enzyme action), and thus aids in their absorption in the small intestine. It also makes the acidic food coming from the stomach alkaline, so as to enable the action of pancreatic enzymes. |
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| 60164. |
What is the role pf cartilage rings |
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Answer» Cartilage rings provide support and protect our trachea from collapsing when no air is present inside it. Cartilage ring are 16-20 in human body and work of cartilage ring to doesn\'t collespe a neck.lf cartilage bone are not found in human the human neck doesn\'t move and cause collaspe The purpose of the hyaline cartilage C-rings in the\xa0respiratory system, or more specifically in the trachea is to allow for the expansion of the underlying esophagus when food or liquids pass through.Explanation:The open ends of these incomplete rigs are directed posteriorly, and smooth muscle and connective tissues fill the gaps between the ends, These cartilaginous rings prevent the trachea from collapsing and blocking the airway. The soft tissues that complete the rings in the back allow the nearby esophagus to expand as food moves through it to he stomach. |
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| 60165. |
Happy Independence Day & Raksha Bandhan in advance |
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Answer» ?????????? Same to you Same 2 u same to you Same to you ?????? bro.... |
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| 60166. |
Which is the most hardest metal in the world |
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Answer» Tungsten Tungstan TUNGSTUNT |
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| 60167. |
what is equilibirium |
| Answer» balance of the body | |
| 60168. |
Why do plants need less energy than animals |
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Answer» It contain large number of dead cells ,so it does not require more energy Plants are stationary. They are autotrophic and do not have to move from one place to another in search of their food. Hence, their energy requirement is less and therefore, most of the plant tissues are dead with no living protoplasm.On the other hand, animals are heterotrophic and have to move in search of food, mate, and shelter. Hence, they require more energy and therefore, most of the animal tissues are living. |
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| 60169. |
Why is carbon monoxide is lpoisonous. |
| Answer» Carbon monoxide (CO) is considered to be more toxic or hazardous than Carbon Dioxide (CO2) due to the fact that CO reacts with the hemoglobin in our blood streams and produces a stable compound that actually prevents oxygen from entering the body. However, CO2 is more tolerable in a human body because we are able to exhale it. And it doesn\'t have the same chemical properties that CO has. CO2 doesn\'t react with the hemoglobin in our blood streams. To be more specific there is a reaction between CO and the hemoglobin in our body that occurs while on the other hand the CO2 doesn\'t. Basicly, the hemoglobin is an oxygen binding protein, and CO is more ready to share it\'s oxygen atom with the hemoglobin than the CO2. | |
| 60170. |
How may I get 90+ marks in 10 board |
| Answer» Through hardwork, dedication, determination and optimal hours of study and devotion to your books will help you. | |
| 60171. |
Physics kese yad kare |
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Answer» Don\'t learn try to under stand practically Learn the laws and important formula of Physics. Use s chand book to clear your concepts Physics yaad nahi karte hai u build ur concepts |
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| 60172. |
Bhagatsingh is my great ideal and your??? |
| Answer» The great soldirs who sacrifice their lives in border are my greatest Ideals....??????????.....Proud to be an Indian......?????⚘???....Happy Independence Day & Rakhsha Bandhan ??☺☺?????????? | |
| 60173. |
In which reaction more reactive element displaced less reactive element |
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Answer» In a displacement reaction Displacement reaction or double displacement reaction It can be both displacement and double displacement reaction displacement reaction |
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| 60174. |
Happy many returns of Independence day |
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Answer» S2u Happy Independence Day & Rakshabandhan??? hello By gn good night U also bro |
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| 60175. |
What do u mean by our environment? |
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Answer» Anything that surrounds us and provide basic things like food, water ,air is called environment. A large area covered with forest and living organism |
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| 60176. |
Why lemon conduct electricity |
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Answer» Lemon contains citric acid which releases H+ ions. So, lemon conducts electricity. Lemon contain citric acid and hence contain H+ ions. It desociates to give anion and cation to conduct electricity. Because lemon is a acidic substance and contain h+ ions in it which help in conduction of electricity |
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| 60177. |
Happy Independence Day and rakchabandhan friends |
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Answer» Happy rakshabandhan and independence day Happy Independence Day & Rakshabandhan Same2u?? Hapy Bday. Independence Day & Happy Rakhsha Bandhan Same to you ? Same to u |
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| 60178. |
How FeFeCo is concentrated |
| Answer» | |
| 60179. |
What is the use of slag |
| Answer» The use of slag is clearly regulated for particular applications. Slag is used all over the world in road and railway construction and for engineering, and has many advantages over natural rock.There are two main types of slag: blast furnace and metallurgical slags.There are two main types of slag: blast furnace and metallurgical slags.Slags are one of the most natural products of all. Slags are principally divided into blast furnace slag and metallurgical slag. At voestalpine the slags resulting from the steelmaking process are separated into blast furnace and metallurgical slags and then recycled. The separated slags are processed into valuable products.disadvantage of LD slag is its greater weight compared to natural rock, and this has an impact on logistics and transport costs. | |
| 60180. |
What do u mean by raction |
| Answer» Reaction is\xa0a chemical process in which substances act mutually on each other and are changed into different substances, or one substance changes into other substances.\xa0 | |
| 60181. |
What is difference b/w AC current and DC current |
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| Answer» | | | \tAC can carry and safe to transfer longer distance even between two cities, and maintain the electric power.DC cannot travel for a very long distance. It does, it loses electric power.The rotating magnets cause the change in direction of electric flow.The steady magnetism makes DC flow in a single direction.The frequency of AC is depended upon the country. But, generally, the frequency is 50Hz or 60Hz.DC has no frequency of zero frequency.In AC the flow of current changes its direction backwards periodically.It flows in a single direction steadily.Electrons in AC keep changing its directions – backward and forwardElectrons only move in one direction – that is forward.\t|
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| 60182. |
Why is respiration considered an exothermic reaction? |
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Answer» Because in this reaction heat is released in the form energy. The food items that we eat contains carbohydrates,protiens,and fats and during respiration a large amount of heat is evolved so it is called exothermic reaction It is because a high amount of heat is evolved during the respiration so it is called the exothermic reaction its bcz when we respire ,heat also emits through our lungs as CO2 that\'s why it so |
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| 60183. |
Q.Biology :- What are the two uses of Panceras in human body? |
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Answer» Pancreas help in secretion of hcl in stomach and formation of pancreatic lipase Pancreas secerates insulin to maintain the blood sugar level and glucagon as a energy reserve for emergency purpose . Pancreas is a endocrine gland as well as a exocrine gland.Panceras secrets the pancreatic juice which digest the important minerals of our body |
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| 60184. |
What do you mean by PH ? |
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Answer» Power of hydrogen Sorry 10 is the suffix or to be written down to log by mistake it came like that It is a figure expressing the acidity or alkalinity of a solution on a logarithmic scale.The value of pH=log c , where \'c\' is the 10hydrogen ion concentration in moles per litre pH of a solution is the measure of H+ ion concentration in a solution |
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| 60185. |
What is meant by blood pressure? How systolic pressure differs from diastolic pressure? |
| Answer» | |
| 60186. |
What is organic substances |
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Answer» The substances which are specially carbon based and are commonly found in nature are called organic substances..... A series of\xa0compounds\xa0in which the same functional group substitutes hydrogen in a\xa0carbon\xa0chain is called a homologous series. e.g. CH3C1\xa0and C2H5C1\xa0differ by a —CH2\xa0unit. Chemists developed a set of rules, for naming\xa0organic compounds\xa0based on their structures which is known as IUPAC rules. |
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| 60187. |
What are the defects in mendellev\'s periodic table |
| Answer» i) It fails to justify the position of hydrogen in the periodic table.ii) If fails to explain why elements placed in group show similar chemical properties.iii) Mendeleev could not explain the cause of periodicity in the elements.iv) The position for lanthanides and actinides were not included in this table. | |
| 60188. |
Difference between reflex action and reflex arc |
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Answer» Reflex action is the simple action done automatically in respond to a stimulus.The pathway of performing reflex action is called reflex arc. \tReflex arc is the neural pathway involved in a reflex action.\tA reflex arc usually consists of five elements; receptor, sensory neuron, an integration centre (e.g. an association neuron in the central nervous system; this may be absent in some reflex arcs), a motor neuron, and a muscle that acts as the effector.\tA reflex action, also known as a reflex, is an involuntary (often)\xa0and\xa0instantaneous movement or action\xa0in response to a stimulus. u r right. Reflex action is word we we used very commonly when we talk about some sudden action and response to something in the environment is called reflex action and reflex arc such a connection is commonly called reflex arc |
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| 60189. |
What is the formula for coca cola |
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Answer» citric acid, caffeine, sugar, water, lime juice, vanilla, and caramel.\xa0 COCACOLA |
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| 60190. |
Why Cu does not burn |
| Answer» At normal temperature, the surface of copper is covered with copper oxide. The thin layer of copper oxide is a protective cover which protects copper from further oxidation. Thus this copper oxide does not burn as it is already reacted with the oxygen in the air. No further oxidation can occur. | |
| 60191. |
New model 2019 question paper |
| Answer» What is double displacement reaction | |
| 60192. |
Au + H2SO4 |
| Answer» AuSO4+H2 | |
| 60193. |
Sultan chand book notes |
| Answer» Check revision notes here :\xa0https://mycbseguide.com/cbse-revision-notes.html | |
| 60194. |
What is the frequency of constant DC? |
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Answer» 0 I think 15 Ampre |
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| 60195. |
What is the Syllabus of Quateraly Exam? |
| Answer» Just learn chap 8 and contact me | |
| 60196. |
Give reasons metals conduct electricity |
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Answer» Because it have freely moving electrons in it. Metals ate called electron donations which helps to conduct electricity |
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| 60197. |
why the ray parallel to center of curvature reflected back in the same path |
| Answer» Because as the ray of light passes through centre of curvature of a concave mirror it strikes the mirror along the normal i.e. it incidences on to the mirror at 90 degree. | |
| 60198. |
If sensory respectors are not occur in the human body? So can we live? |
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Answer» Yes we can No No No because we can\'t feel the external environment without sensory receptors and in that case if we touch any hot object, we can\'t feel it but our skin will get burn. So sensory receptors are important. |
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| 60199. |
What is corrision ? |
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Answer» The process in which the metal sich as iron get oxidised due to present of moisture in atmosphere is calle corrision. It is also callled rusting. Decaying of the outer layer of a metal is called corrosion |
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| 60200. |
What is vermilion or Hgs |
| Answer» It is a chemical compound used in sindoor | |