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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.
| 8501. |
Give 3 limitation treatment of infection disease |
| Answer» The approach of treatment of an infectious disease has three drawbacks: \tRecovery of the patient may not be complete in certain cases.\tTreatment requires time; hence the patient suffers from the disease and may be bedridden.\tThe patient serves as the source of spread of infection to others. | |
| 8502. |
H$=45 .h= |
| Answer» 12h | |
| 8503. |
What is the formula of distance |
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Answer» •S = ut+1/2 ×at^2•S = v × t •S = v^2-u^2 upon 2a Distance = speed × time Distance = speed/ time If a body starts from rest what can be said about the accelaration of the body |
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| 8504. |
Which of the following are physical changes |
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Answer» Bro koi option to de Options? |
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| 8505. |
Define monera |
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Answer» Monera is a kingdom that contains unicellular organism with a prokaryotic cell such as bacteria \tMonera do not have a defined nucleus or organelles.\tThey do not show multi-cellular body designs.\tSome organisms belonging to this group have cell walls.\tThe organisms belonging to this group are either autotrophs (produce their own food) or heterotrophs (Consume the food from the environment).\tExamples of organisms belonging to this group are bacteria, blue-green algae or cyanobacteria, and mycoplasma. |
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| 8506. |
How many electrons present in N shell |
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Answer» 32 32 electrons present in n shell 2n^2 8 32 32 6 electrons |
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| 8507. |
What\'s valency |
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Answer» No. Of atoms lost or gained by an atom to get its duplet or octet complete. For e.g : Oxygen has electronic configuration as : 2,6 so it has to gain 2 electrons to get its octet complete. Therefore its valency is 2.? The\xa0combining capacity\xa0of the atoms to form\xa0molecules\xa0either with same or different elements is defined as\xa0valency.Method to find valency:If Atom has less than four electrons in its outermost shell, the valency of an atom is equal to the number of electrons present in the valence shell.If the outer shell has more than four electrons, the valency = 8 - the number of electrons in the outer shell.Example 1:\xa0CarbonElectronic configuration of carbon 2, 4Carbon has 4 electrons in its outermost shell, so the valency of Carbon is 4. |
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| 8508. |
Atoms are independently exist |
| Answer» As single atoms are very unstable so it exists only in groups. | |
| 8509. |
What is the maximum number of electrons which can be accommodated in N shell |
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Answer» Fourth orbit or N shell be = 2×4×4= 32 32 shell in N Shell 32 8 electrons In shell N 32 electrons 2 |
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| 8510. |
Find the no. of aluminium ions present in 0.051g of aluminium oxide?? |
| Answer» 1 mole of aluminium oxide (Al2O3) = 2*27 + 3 * 16= 102 gi.e., 102 g of Al2O3 = 6.022 * 1023 molecules of Al2O3Then, 0.051 g of Al2O3 contains == 3.011 * 1020 molecules of Al2O3The number of aluminium ions (Al3+) present in one molecule of aluminium oxide is 2.Therefore, the number of aluminium ions (Al3+) present in 3.011 * 1020 molecules (0.051 g ) of aluminium oxide (Al2O3) = 2 * 3.011 * 1020= 6.022 * 1020 | |
| 8511. |
Difference between nuclear membrane and cell membrane |
| Answer» Nuclear membrane is the double\xa0membrane surrounding nucleus in eukaryotes. Cell membrane or plasma\xa0membrane is a thin, selectively permeable membrane composed of lipids and proteins which surrounds an entire cell and regulates the flow of substances to and from the cell. | |
| 8512. |
?what would be the management criteria of cultivation so that crop yield production improvement |
| Answer» Field crops are infested with a variety of pests and diseases. There are various methods by which insects and diseases controlled. The use of pesticides includes insecticides, weedicides and fungicides. These chemicals are sprayed on crop plants or used for treating seeds and soil. | |
| 8513. |
All the formula of physics |
| Answer» | |
| 8514. |
With the help of a diagram show the location of meristematic tissue |
| Answer» Marestametic tissue are of three typesApical-it increases the size from top of the plant.Internodes- they are present at the part of nodes and provide strongness.Lateral-it increases the girth of the plant and provide strength. | |
| 8515. |
Lysosome , cell organelle,mitochondria and their function |
| Answer» Cell organelle : More than 8.7 million species are living on the planet. Every single species are composed of a cell, and it includes both single-celled and multicellular organisms.The cells provide shape, structure, and carry out different types of functions to keep the entire system active. The cell contains different functional structures which are collectively called as the Organelles, and they are involved in various cellular functions.Mitochondria : Mitochondria are called as the powerhouses of the cell as they produce energy-rich molecules for the cell. The mitochondrial genome is inherited maternally in several organisms. It is a double membrane-bound, sausage-shaped organelle, found in almost all eukaryotic cellsLysosomes are sphere-shaped sacs filled with hydrolytic enzymes that have the capability to break down many types of biomolecules. The key function of lysosomes is digestion and removal of waste. Cellular debris or foreign particles are pulled in to the cell through the process of endocytosis. The process of endocytosis happens when the cell membrane falls in on itself (invagination), creating a vacuole or a pouch around the external contents and then bringing those contents into the cell. | |
| 8516. |
Course of lab manual |
| Answer» | |
| 8517. |
S. I. Unit of inertia is ____ |
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Answer» Kg A simple answer is kg There is no unit of inertia. Mass of an object is the measure of the inertia of an object. kg.m^2 Eye |
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| 8518. |
science sample paper code 086 |
| Answer» Yes | |
| 8519. |
Name the three sub-atomic particles of an atom |
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Answer» The sub atomic particles of atom is electron , proton ,and neutron Electrone, protons, neutrons Neutron is neutral. Protons are positive Electron (-), Neutron(+), Proton (neutral) Electron, newton and proton Electron,Proton,and Neutron |
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| 8520. |
What is the atomicity of ammoni? |
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Answer» Atomicity of ammonia is 4 The atomicity of ammonia is NH3.Ammonia is a compound of nitrogen and hydrogen with the formula NH3. It is a colourless gas with a characteristic pungent odour. Ammonia contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to food and fertilizers. |
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| 8521. |
Show the molecular formula of water be H2O |
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Answer» 32u 2*1=216u=32u 2H+O |
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| 8522. |
Non flowering plant belong to a gram be pannigram Si Di mono cost |
| Answer» Non flowering plants are those plants which cannot produce flowers. They reproduce mainly through spores. Examples of non flowering plants include ferns, mosses and liverworts. They belong to cryptogams. Cryptogams are non flowering and seedless, spore-bearing plants.\xa0 | |
| 8523. |
All syllabus of science |
| Answer» Mari culture | |
| 8524. |
What is the meaning of agriculture |
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Answer» What is atom Agriculture is the systematic use of basic practices to grow the crops which provide food. Crop is the group of same kind of plants grown and cultivated at one place in significant quantities. Crops are grown to obtain food which can be sold for money. Crops can yield grains, pulses, vegetables, ornamental plants etc. Healthy crops require provision of resources like carbon dioxide, water, sunlight and nutrients provided by nature. |
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| 8525. |
Give reason gas kept in vessel fills completely |
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Answer» Because molecules of gas possess high kinetic energy and very weak intermolecular force of attraction . So the molecules of gases move in all directions . So ,this means the vessal completely filled with gas Because there is no force of attraction between gas particles.So they are free to move & occupy all the space available to them |
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| 8526. |
What is the physical properties of metal and non metal? Write some some physical properties of both. |
| Answer» Metal - 1) They are good conductors of heat and electricity.2) Metals are ductile. 3) Metals are Malleable.4) Metals are generally hard.5) Metals are Lustrous(Shiny).Non- Metal - 1) They are bad conductors of heat and eletricity.2) Non- Metals are not ductile.3) Non- Metals are not Malleable.4) Non- Metals are generally soft. 5) Non- Metals are not lustrous(Not Shiny). They are dull in appearance. | |
| 8527. |
Animalia kingdom easy learning way |
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Answer» Frst u classify into vertebrata and non vrtbrta. Then learn If u want direct notes ask me Make their notes |
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| 8528. |
Why do atoms attract each other |
| Answer» Because they have the force of attraction | |
| 8529. |
Diagrams of diifferent muscular tissue |
| Answer» | |
| 8530. |
Fire is which state of matter |
| Answer» Fire is made up of many different substances, so it is not an element. For the most part, fire is a mixture of hot gases. ... If the flame is hot enough, the gases are ionized and become yet another state of matter: plasma. Burning a metal, such as magnesium, can ionize the atoms and form plasma | |
| 8531. |
Describe bohrs model of an atom |
| Answer» Bohr\'s divide atom in 3 types -electron, proton, neutron1. Electron and proton revolves around the nucleus in the fixed proportion. | |
| 8532. |
What is jerk ? |
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Answer» Wht In hindi it means jhatka |
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| 8533. |
Largest cell |
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Answer» Nerve cell Nurve cell in our body Eveready and panasonic |
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| 8534. |
The ball is thrown up the value of, g\'will be |
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Answer» If the ball is thrown upwards, the value of acceleration due to gravity will remain unchanged. 9.8ms/s^2 |
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| 8535. |
द बॉल इज फ्रॉम ऑफ द वैल्यू ऑफ जी विल बी |
| Answer» हिंदी मीडियम स्कूल के बच्चों को भी नहीं है कि इस तरह की कोई बात नहीं की जा सकती थी और वह भी एक बार फिर से एक है और वह भी एक बार फिर से एक है और वह भी एक बार फिर से एक है और वह भी एक बार फिर से एक है और इसके नीचे से एक है जो इस प्रकार है और वह इस 3 है और वह इस मामले में एक बार फिर अपने घर में कोई कमी नहीं थी और वह इस मामले में एक बार फिर अपने घर में कोई कमी नहीं थी और वह इस मामले में एक बार फिर अपने घर में कोई कमी नहीं थी और वह इस मामले में एक बार फिर अपने घर में कोई कमी नहीं थी कि 2 है और वह भी अपने साथ ले जाने के बाद भी जब तक कि एक बार में ही एक दूसरे को बधाई देते हुए कहा कि यह यह है कि वह इस बात का भी ध्यान रखें और इस तरह से यह भी बताया गया है जो इस प्रकार है और वह इस मामले में एक बार फिर अपने घर में कोई कमी नहीं थी। | |
| 8536. |
Distinguish between tone and note? |
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Answer» A sound of single frequency is called a tone. A sound that is produced when several frequencies are mixed is called a note. For example a musical note has tones of various frequencies (sounds of different pitch) and amplitudes (loudness). A note has many component waves in it whereas a tone is represented by a single wave form. A sound of single frequency is called tone.A note has many component wave. |
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| 8537. |
Can a single cell live independently on its own? Explain with examples. |
| Answer» Yes, A single cell live independently on its own. THIS can be explained by an example.Ex: Amoeba.Amoeba is a single celled organism That can perform everything a living organism needs to.It can take its own food, respire,reproduce etc. Hence, it is not dependent on anyone and can live independently. so, It can be also called a complete organism. | |
| 8538. |
What is isotopes and isobars |
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Answer» Element having same atomic number but different mass number are called isotopes.Element having same mass number but different atomic number are called isobars Isotopes: the elements having same atomic no. But different mass no.is called isotopes...Isobars: the elements having different atomic no.but have same mass no. is called isobars.. |
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| 8539. |
Neuron second law of motion |
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Answer» Rate of change of momentum The rate of change of momentum of body is directly proportional to applied force and take place in the direction of force applied. |
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| 8540. |
the atomic number of argon is 18,what type of ion will it form? write its E.C and draw structure |
| Answer» Argon (Ag^+) will form cationK L M N2 8 8 | |
| 8541. |
What is the symmetry? |
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Answer» Symmetry in biology ,the repetition of the parts in an animal or plant in an orderly fashion I don\'t know |
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| 8542. |
काढ महणजे काए |
| Answer» It means noun | |
| 8543. |
A solid weughs 80 gm. in air and 64 gm. in water . Calculate its relative density |
| Answer» relative density = weight in air / weight in air -weight in waterR.D = 80/80-64R.D = 80/16\xa0R.D = 5now,density of water = 1 g/cm³so the object would sink . | |
| 8544. |
What is denitrification |
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Answer» The loss or removal of nitrogen or nitrogen compounds specifically: reduction of nitrates or nitrites commonly by bacteria (as in soil) that usually results in the escape of nitrogen into the air . Conversion of nitrogen oxides in soil to elemental nitrogen. |
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| 8545. |
where is solved sample paper |
| Answer» Cbse guide pe hai | |
| 8546. |
Name a cell organelles which is non membranes |
| Answer» Examples of non-membrane bound organelles are ribosomes, the cell wall, and the cytoskeleton.\xa0 | |
| 8547. |
Give an example of prokaryotic |
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Answer» algae Example of prokaryotic is Plant and Animal cell |
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| 8548. |
Describe global warming |
| Answer» Global warming is the phenomenon of gradual increase in temperature near the Earth’s surface. This phenomenon has been observed over the past one or two centuries. This change has disturbed the climatic pattern of the earth. However, the concept of global warming is quite controversial. But, the scientists have provided relevant data in support of the fact that the temperature of the Earth is rising constantly. | |
| 8549. |
What are principle of treatment and principle of prevention? |
| Answer» The two ways of prevention of disease are-1 general2 specificPrevention of diseases follows three basic principles:1. Keeping out infectious agents, i.e. maintenance of personal and public hygiene2. Availability of proper and sufficient food and water for everyone3. Immunisation | |
| 8550. |
Explain melliaphra |
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Answer» co2 what is dry ice |
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