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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.
| 38951. |
Hydrogen and oxygen both burn with fire so why don\'t water burns |
| Answer» As it is a compound which has different property from oxygen as well as hydrogen. | |
| 38952. |
How do oragnism reproduce |
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| 38953. |
What is the theory of navier - strokes fluid mechanism |
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| 38954. |
Experimentally show that CO2 is released during respiration... |
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| 38955. |
Five Corbon compound name |
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| 38956. |
Describe male reprodutive system |
| Answer» It produce malegamate and transfer it to female It contaims Urethra epidymisis ***** VA\'s defense Prostrate gland | |
| 38957. |
Name the process in which gain of elctrons take place |
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| 38958. |
Hi how many there are of Jharlhand |
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| 38959. |
Why beam of light bends towards normal after get refracted? |
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Answer» Becoz ist speed change after going a rear medium to denser medium. Becoz it wants a shortest way( way the through the normal )to just get out of glass or anything alike? |
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| 38960. |
Difference between soap and detergent |
| Answer» \tSoapsDetergentsConsist of a ‘-COONa’ group attached to a fatty acid having a long alkyl chain.Consist of a ‘-SO3Na’ group attached to a long alkyl chain.They are not effective in hard water and saline waterThey do not lose their effectiveness in hard water and saline water.Soaps are completely biodegradableDetergents containing a branched hydrocarbon chain are non-biodegradableThey have a tendency to form scum in a hard water environment.These compounds do not form scum.They are derived from natural sources such as vegetable oils and animal fats.Detergents are synthetic derivatives.Soaps are environment-friendly products since they are biodegradable.These compounds can form a thick foam that causes the death of aquatic life.Examples of soaps: sodium palmitate and sodium stearate.Examples of detergents: deoxycholic acid and sodium lauryl sulfate.\t | |
| 38961. |
Why star is twinkle? |
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| 38962. |
If we cut 5 parts of a reflecting surface then what was the effect on its focal length |
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| 38963. |
What is a glass |
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| 38964. |
The reflective index freent glass is 1.65 what is the speed of light in glass |
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| 38965. |
why lithium form normal oxide |
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| 38966. |
Chemical evolution |
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| 38967. |
What is ATP |
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Answer» ATP= ADP+Phosphate+Energy It\'s full form is Adenosine triphosphate.? |
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| 38968. |
Use of concave mirror |
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| 38969. |
A circuit has a 5A .find the maximum no of 100V,200V lamps that can be used In this circuit |
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| 38970. |
What are the function of lymph in our body |
| Answer» Lymph helps to destroy dangerous bacteria and cancer cells. They also filter waste and toxins from blood. | |
| 38971. |
A circuit has a fuse of 5A.find the number of 100W ,200V lamps that can be used In this circuit |
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| 38972. |
Alloy |
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Answer» An alloy is a mixture of metal with metal and metal with NON Metal. Ex copper and zinc form bronze and copper and tin form lead. Mixture of two or more elements is called Alloy |
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| 38973. |
What are chromosome? Where are they located in the cell. |
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| 38974. |
Potential difference |
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| 38975. |
Double fertilisation define and diagram |
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| 38976. |
Have a fruitful day guys? |
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| 38977. |
Why electric current is scalar quantity? |
| Answer» Scalar quantities have only magnitude and vector quantities have both magnitude and direction. But in the case of electric current , electric current does not follow vector laws of addition so electric current is a scalar quantity. | |
| 38978. |
what is efforoscense |
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| 38979. |
Why carbon is not make ionic compound |
| Answer» Because do sharing of electron | |
| 38980. |
explain why sour substances are effective in cleaning copper vessels |
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Answer» thnx☺☺ Sour substances contain acids these acids dissolve the coating of copper oxide present on the surface of tarnished copper vessels and make them shining. |
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| 38981. |
why bleaching powder does not dissolve completely in water |
| Answer» As we know there are spaces between molecules of liquid and the bleaching powder covers the space between them but if space is not left so the powder does not mix whole | |
| 38982. |
What is double blood circulatory system? |
| Answer» Two loops of circulation. Like in human beings, they have arteries, which carries oxygenated blood and veins, which carries deoxygenated blood from all body organs. | |
| 38983. |
2009 |
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| 38984. |
Detect period position of O,N,F,Br |
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| 38985. |
what is the significance of body design in determining the habitat of an organism? |
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| 38986. |
Incorrect DNA copying will alter the reproduction process.List the effect of such cases. |
| Answer» nhjh | |
| 38987. |
What happen if we place magnet in water and pass current in water |
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| 38988. |
Give reason: aluminium is highly reactive metal but still used for making cooking utensils. |
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| 38989. |
explain all the property of light |
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Answer» Propety of light 10 crore The properties of lights are that they are a form of energy which gives us sensation to see the object.There are two types of object which produces light I.e., Luminous and Non-Luminous |
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| 38990. |
Why ***** is important to change before marrige |
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| 38991. |
how does phototropism occur in plant |
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Answer» Phototropism is the movement of shoot towards the light source and roots away from the light source. In shoot it takes place due to high concentration of auxin the plant hormone on the side away from light. This promotes cell elongation on the lady side of the shoot this leads to growth of the shoot and thus bending towards the light source Phototropism is the growth of an organism which responds to a light stimulus. It is most often observed in plants, but can also occur in other organisms such as fungi. The cells on the plant that are farthest from the light have a chemical called auxin that reacts when phototropism occurs. |
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| 38992. |
Define holozoic nutrition |
| Answer» Holozoic nutrition\xa0(Greek: holo-whole ; zoikos-of animals) is a type of heterotrophic\xa0nutrition\xa0that is characterized by the internalization (ingestion) and internal processing of gaseous, liquids or solid food particles. ... Ingestion: In animals, this is merely taking food in through the mouth. | |
| 38993. |
Importance of DNA |
| Answer» Responsible for the offspring character traits | |
| 38994. |
What id the speed of light in free space and how??? |
| Answer» 3 lakh kilometre per second. | |
| 38995. |
What is homologous organs ? |
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Answer» Orangs that have same origin but different functions are homologous organs. Ex- forelimbs of human ,frog ,lizard and horse Homology\xa0in Animals.\xa0Organs\xa0such as bat\'s wing, wings of birds, seal\'s flipper, forelimb of a horse, and human arm have a common underlying anatomy that was present in their last common ancestors; therefore their forelimbs are\xa0homologous organs. |
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| 38996. |
Covalent compounds generally don\'t conduct electricity. Why? |
| Answer» A\xa0covalent bond\xa0is formed between non metal atoms, which combine together by sharing electrons.\xa0Covalent compounds\xa0have\xa0no\xa0free electrons and\xa0no\xa0ions so they don\'t\xa0conduct electricity. | |
| 38997. |
Star was a sun |
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| 38998. |
My chemistry so weak what should do |
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| 38999. |
What is acid taste |
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Answer» Sour Kabhi cirka piya hai kabhi lemon khaya hai kabhi pedon perse kachhe aam todker khaye hain...... Acid is sour in taste Sour |
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| 39000. |
Use of mirror |
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