InterviewSolution
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InterviewSolution
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.
| 1401. |
Why liquis like ether and aetone are kept in cold place |
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| 1402. |
Define active transport and osmosis . |
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| 1403. |
By applying pressure how states of matter changes |
| Answer» For example in a test tube carbondioxide is filled with a piston it is locked and if we press the piston, so the carbon atom inside the test tube are litle bit attracted the kinetic energy is also increased in between the cell if we press the piston more the carbon atom are more closed to each other then when we decrese the temperature the gaseous carbon atom became solid that is dry ice. | |
| 1404. |
write the uses of plaster of Paris |
| Answer» It is commonly used to precast and hold parts of ornamental plasterwork placed on ceilings and cornices. It is also used in medicine to make plaster casts to immobilize broken bones while they heal, though many modern orthopedic casts are made of fibreglass or thermoplastics. | |
| 1405. |
Distinguish among solid liquid and gases |
| Answer» Differences between solids, liquids and gases. Gases, liquids and solids are all made up of atoms, molecules and ions, but the behaviours of these particles differ in the three phases of solid, liquid and gas. The particles behave the same no matter whether they are solid, liquid or gas.The atoms and molecules in gases are much more spread out than in solids or liquids. They vibrate and move freely at high speeds. A gas will fill any container, but if the container is not sealed, the gas will escape. Gas can be compressed much more easily than a liquid or solid. | |
| 1406. |
When the Crystal of anhydrous copper sulphate are brought in contact with Water turn To Blue |
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| 1407. |
Define latent heat of fusion and latent heat of vaporization with examples |
| Answer» Example of latent of fusion is particles of liquid at 0degree c have more energy than particles of solid at the same temperature.Example of latent of vaporization is particles of steam i,e water vapor at 100degree c have more energy than liquid at the same temperature. | |
| 1408. |
Which property of gases are not being possed by solid |
| Answer» The atoms and molecules in gases are much more spread out than in solids or liquids. They vibrate and move freely at high speeds. A gas will fill any container, but if the container is not sealed, the gas will escape. Gas can be compressed much more easily than a liquid or solid. | |
| 1409. |
Distance of thunder sound when lightening take places by the help of stop watch |
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| 1410. |
Predict the three applications of gases to be used as deodorants or scents |
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| 1411. |
Can a combination reactions be a redox reactions ? And why ? |
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| 1412. |
The second hand of clock is6cm long . The speed of tip of tjr second hand is |
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| 1413. |
Write a short note on international monetary fund |
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| 1414. |
How does melting point of solid indicates |
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Answer» Melting point of a solid indicates the strength of force of attraction between the particles of a solid Melting point of solid is defined as the temperature at which the solid changes into liquid |
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| 1415. |
Why objects of different masses reach earth at the same time ? |
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| 1416. |
Diffu |
| Answer» I didn\'t understand this question | |
| 1417. |
What is the osmosis |
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Answer» The movement water molecules through selectively permeable membrane (plasma membrane) is called osmosis. The movement of water from the region of high water concentration to the region of low water concentration through a semi permeable membrane |
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| 1418. |
Is cloth a matter ? If yes,then which type of matter. |
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Answer» Yes, solid Solid |
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| 1419. |
Motion is in cymistry |
| Answer» No,physics | |
| 1420. |
What is the difference between golgi apparatus and golgi body |
| Answer» Both r same | |
| 1421. |
Examples of uniform motion? |
| Answer» when an object moving state line is called unform motion | |
| 1422. |
What are lysosomes? |
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Answer» Lysomes are also known as suicidal bag . Its function was to clear the cell .it also engulfs its own xell when there something damage in the cell .it releases juices also Lysosomal are suicidal bags if cell gets damage and if it becomes unable to work or function the lysosomes digest the whole cell or they eat it.......... In simple words. Lysosomes are called suicide bags bcoz in case of disturbance of their cellular metabolism they digest their own cell by releasing own enzymes.....Hope it help? |
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| 1423. |
There is a formula for salt but not for sugar why?? |
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| 1424. |
What are golgi bodies? |
| Answer» Its function include storage, modification and packaging of products in vesicles. The golgi apparatus is also involved in the formation of lysosomes | |
| 1425. |
The speed time graph of an object moving in a fixed direction is shown in figure.the object is |
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| 1426. |
Defination of physics. |
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Answer» Sorry wrong typing that is not deala that is deals It is a branch of science which deala with nature and natural phenomena |
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| 1427. |
Long and unbranched extension of neuron |
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| 1428. |
How does evaporation cause cooling? |
| Answer» It is because when air comes on upper surface of our hand then the heat is being cool and vapourize water become cold. | |
| 1429. |
Difference between diffusion and osmosis? |
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Answer» Diffusion =1.Diffusion can occur only medium 2.Diffusion molecules may be solid, liquid, gas. 3. Permeable membrane is not Require Osmosis =1.it occurs only in liquid medium 2.it involves movement of solvent molecules only 3.permeable membrane is require. |
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| 1430. |
What are the main toxic chemicals found in the air samples of delhi |
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| 1431. |
What are the main causes which are responsible for increase in pollutant levels in delhi |
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| 1432. |
name the scientist who discovered electron proton and neutron |
| Answer» Electron - J.J.ThomsonProton - Ernest rutherfrordNeutron - James chadwick | |
| 1433. |
What is the other name of carbon dioxide |
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Answer» Sorry but SOLID carbon dioxide is known as DRY ICE Dry ice |
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| 1434. |
What is atomic mass .State its type? |
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| 1435. |
What are weeds . Give two examples |
| Answer» Weeds are the unwanted plants that grows n takes up all the nutrients from other plants. Ex:- Xanthium, parthenium. | |
| 1436. |
What are prokaryotic and eukaryotic cells? |
| Answer» whose nucleus is well developed they are known as eukaryotic where as whose nucleus is not well developed they are known as prokaryotic cell | |
| 1437. |
Notes |
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| 1438. |
Is sound a matter? |
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Answer» Sound is a sensation.. I think it\'s not a matter No ,sound is not a matter. I think sound is not matter Ya its a form of energy which has capacity to do work Sorry it\'s sound not song I also think that song is not a matter. According to me no it is not |
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| 1439. |
What is the utillity of tissues in multicellular organisms |
| Answer» For making an organ. As, group of tissue becomes an organ. | |
| 1440. |
Why smell of perfume reaches to us when we are sitting for away |
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Answer» Because of diffusion and particles are free to move The molecules of perfume enter in air and spread in all direction. So we can smell it several metre away Becz the particles of perfume is mix up with the air particles. So we can say that it\'s is becz of diffusion Because of diffusion |
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| 1441. |
name intracellular connections in plant cells |
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| 1442. |
20mm^3 =-m^3 |
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| 1443. |
Ask |
| Answer» How grow height | |
| 1444. |
How to copy these PDFs in laptop using usb |
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| 1445. |
Why in meristermatic tissue vacuole are not present ? |
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| 1446. |
What is momentum?? Plz tell me |
| Answer» Amount of force required to stop an object with moving mass | |
| 1447. |
Explain why do Spanish look green papaya yellow and edible part of watermallon red |
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| 1448. |
Ice floats over water but a piece of wax sinks in molten wax. Explain the reason briefly |
| Answer» It happens to ice because the molecular bonding in ice appears to be a cage - like structure, where air is trapped, but no such molecular bondind is present in wax. U must remember that change of state is due to variation in molecular arrangement | |
| 1449. |
Why does epidermis protects the plant body against the invasion of parasite |
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| 1450. |
Summer holidays homework pdf of all subjects class 9 |
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