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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.
| 1551. |
Rest and motion relative |
| Answer» Ya..the statement is absolutely right and its a universal fact..an object can be in rest as well as in motion at an particular instant...it depends upon the reference point...e.g:-a man inside a moving bus is in rest in respect to another person inside that particular bus who is sitting but the same person is in motion with respect toa person outside the moving bus. | |
| 1552. |
Difference between respiration and breathing. |
| Answer» Respiration releases energy ATP..... by breaking down glucose moleclues....but breathing is exchange of gases | |
| 1553. |
Question from related to parallel and series |
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| 1554. |
gaseous have wieght |
| Answer» Yes, | |
| 1555. |
What is the difference between parenchyma, scelerenchyma and collenchyma |
| Answer» The main difference between parenchyma collenchyma and sclerenchyma is that parenchyma cells are involved in photosynthesis, storage, and secretion, while collenchyma cells are involved in support and transportation of nutrients and sclerenchyma cells are involved in the support, protection, and transportation of water and nutrients. | |
| 1556. |
Different cattle breeds with their properties |
| Answer» | |
| 1557. |
We have how many bones |
| Answer» 206 | |
| 1558. |
Explain why evaporation cause cooling?? |
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Answer» Evaporation causes cooling because during evaporation the particle of the liquid absorbs energy from the surroundings to regain the energy lost during evaporation. the absorption of heat from the surrounding makes the surrounding cool. For Example, when we spray a deo on our hand,we feel a cooling sensation due to evaporation Plzzz answer as fast as possible |
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| 1559. |
What is the chemical composition of cell wall in plants and fungi |
| Answer» State the function of choromosomes in cell | |
| 1560. |
Why is ice at 273K more effective in cooling than water at the same tempreature? |
| Answer» The temperature of 273K is equal to 0℃ and it is the melting point of ice ( to form water ) at the same temperature . Another point to be noted is thet the latent heat of melting of ice ( or fusion of ice ) is 3.34×10×10 ×10×10×10joules pee kg . Now ice at 273K 8s more effective in cooling a substance than water at the sane temperature of 273K because melting ,each kg of ice takes 3.34×10×10×10×10×10joules of its latent heat from the substance and hence cools the substance more effectively. On the other hand water at the same temperature of 273K cannot take away any such latent heat from the substance and hence does not cool it more effectively . | |
| 1561. |
Particles of matter are continuously moving , Is this process is followed in solids also ? |
| Answer» no patticle did not move in solid state because imf they attracted with each other | |
| 1562. |
What is the importance of. Melting point of solid |
| Answer» ?????? | |
| 1563. |
Derive first equation of motion |
| Answer» a=v-u÷tat=v-uat+u=vV=u+at | |
| 1564. |
What do you mean by diffusion? |
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Answer» The spontaneous movement of a substance from their region of higher concentration to the region where its concentration is low is known as diffusion. Intermixing of two or more particles on their own is diffusion The spontaneous movement of molecules of a substance from a region of higher concentration to lower conceration is called diffusion The movement of substances from region of high concentration to low concentration is called diffusion |
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| 1565. |
Lisosomes are also called sucide bag. why? |
| Answer» Lyodomes are called the sucideal bag because they have some powerful enzymes .If there is some problem or disturbance in the cell. Disable breast out and digest its own enzyme. | |
| 1566. |
Water change in to solid |
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Answer» By solidification By increases pressure or by decrease it \'s temperature By freezing it |
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| 1567. |
What is the function of stonata |
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Answer» Stomata helps the leaves to respire stomata helps in exchange of gases. |
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| 1568. |
What is function o |
| Answer» | |
| 1569. |
What is function of stomata |
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Answer» It helps in photosenthesis in plants It helps in transpiration and respiration |
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| 1570. |
What is theA.common unit of temperature , andB.SI unit of temperature? |
| Answer» The common unit of temperature is Celsius. The S.I unit of temperature is kelvin. | |
| 1571. |
Write the relation between kelvin and celsius scale of temperature. |
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Answer» The relation between the kelvin and Celsius is:K=°c+273 Kelvin scale is the scale which tell us about the temperature of Ice and the Celsius scale if that\'s a scale which is used in clinics |
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| 1572. |
What is the largest animal cell? |
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Answer» No Robin singh singh my question is right. Ostrich Egg. ostrich egg Please check your question again main it is wrong |
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| 1573. |
What is the force unit called |
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Answer» Newton. Newton Km/m/s²or newton Newton is the unit of force. Pressure |
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| 1574. |
why sometimes temperature does not rise even when heat is supplied to a substance |
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Answer» Its the concept of latent heat sometimes temperature does not rise when heat is supplied to the substance because the heat is absorbed by it to get converted into another state , this process is also known as the latent heat. Because the heat supplied to a substance is used during the change of state in overcoming the intermolecular force Because of latent heat . Because this heat is used in breaking of intermolecular forces of attraction. |
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| 1575. |
About geography of india |
| Answer» | |
| 1576. |
What is hydrogen bond |
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Answer» A hydrogen bond is a type of attractive interaction between an electronegative atom and a hydrogen atom bonded to another electronegative atom. H |
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| 1577. |
Ncert 1st chaper of physics ex question no. 3 |
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| 1578. |
Is the dye in black ink a single colour? |
| Answer» | |
| 1579. |
In which condition a body gets negative displacement? |
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Answer» Then displacement will be zero not negative When comes from v to u |
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| 1580. |
Short note on epidermis |
| Answer» It is the thin transparent layer of the onion | |
| 1581. |
What is the path of a velocity - time graph of a body moving with uniform acceleration |
| Answer» | |
| 1582. |
A body goes from point A to B and then return then from B to A. What is the total displacement |
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Answer» 0is the displacement 0m When a body comes back to its initial point then its displacement is zero. 0 m O m Rajan ningule why o m Why 0 m |
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| 1583. |
Which structure of animal cells from the aster of spindle? |
| Answer» | |
| 1584. |
Describe the complexity in structure organisms. |
| Answer» | |
| 1585. |
Compare genetic modified food and organic food |
| Answer» | |
| 1586. |
Who discovered cell and how |
| Answer» Robert hook discover cell.One day he observe tree bark he see some box like structure which is cell | |
| 1587. |
What is plasma membrane made of ? Also give reason it is called semi-permiable membrane |
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Answer» Pasma membrane is outer layer of the cell . Plasma membrane made up of fats and lipids . Plasma membrane is called semi permeable membrane as it allows only some substances or materials to go out of the cell. Plasma membrane is made of lipids and proteins.It is called se.i-permeable membrane bcoz it allows the entry and exit of only selected material through it. Hii |
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| 1588. |
Why is ice at 273 K more effective in cooling than water at same temperature? |
| Answer» Ice at 273 K is more energetic than water. It is because of the difference in the latent heat of fusion which is present in the water at the same temperature in the form of extra energy. | |
| 1589. |
Why plasmolysis do not occur in boiled leaf? |
| Answer» Plasmolysis occur only in living plant cells . After boiling the leaf the cells present in the leaf become dead. | |
| 1590. |
How xan we separate the particles of colloidal solution name the process |
| Answer» 1Secondary SchoolScience 5 pointsName the process by which you can seprate the component of colloidal solutionAdvertisementAsk for details FollowReport by Karankainthla 09.10.2017Answersprmkulk1978prmkulk1978AceA colloid is a heterogeneous mixture where the size of solute particles is intermediate between those in true solution and in suspensions.They cannot be separated from the mixture by the process of filtration.But they can be separated by a special technique called as Centrifugation.Centrifugation method is used for separating suspended particles of substances from a liquid in which the mixture is rotated at high speed in a centrifuge. | |
| 1591. |
How can we separate particles of colloidal solution name the process |
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Answer» A colloid is a heterogeneous mixture where the size of solute particles is intermediate between those in true solution and in suspensions.They cannot be separated from the mixture by the process of filtration.But they can be separated by a special technique called as Centrifugation.Centrifugation method is used for separating suspended particles of substances from a liquid in which the mixture is rotated at high speed in a centrifuge. By the process of centrifugation |
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| 1592. |
Why do we see the droplets of water on the outer surface of cold surface. Of cold water gears |
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Answer» When water vapour in the air comes into contact with something cool, such as the outside of a cold glass of lemonade, its molecules slow down and get closer together. When that happens, the gaseous water vapor turns back into liquid water droplets. That\'s condensation! Plz give me answer quickly |
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| 1593. |
What is the latent heat of fusion |
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Answer» Heat energy required to change1kg solid to liquid is called latent heat of fusion Thank u so much It is the amount of heat required to change one Kg of ice into liquid at atmospheric pressure. |
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| 1594. |
What happens during endocytosis |
| Answer» What happens during endocytosis | |
| 1595. |
What are the difference type of cell and their properties |
| Answer» | |
| 1596. |
Prove that formula v=u+at |
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Answer» a=v-u/t at=v-uv=u+at proved We know Accelaration equal to chrlange in velocity /time A equal to V-U/T AT equal to V-U U +AT equal to V Hrnce proved v equal to u+at Acceleration= v-u/t at=v-u V=u+at |
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| 1597. |
Write the exemples of mattle solid ,liquide, GAS states |
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Answer» Gas=oxygen Liquid=Mercury Gold , silver and iron |
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| 1598. |
A car travelling at 20km/h speed up to 60 km / h in 6 second what is its acceleration |
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Answer» U=20km/hr = 20*5/18=100/18m/sV=60km/hr = 60*5/18= 300/18m/st=6seca=v-u/t300/18-100/18/6200/10850/271.85m/s² Ans... 50/27 m/s^2 Lxlxx!x |
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| 1599. |
What is satisfaction? |
| Answer» | |
| 1600. |
What is a human |
| Answer» didu | |