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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.

9401.

The dichromatic light of wavelength 5600 Å and 6300 Å passes through a prism of crown glass, then :

Answer» OK bye....
Please darshna tell us ans....
Sorry my mother had called me,,,I think deviation of wavelength 5600 should be more than 6300.A
Anyone know this answer
1 deviation for both wavelength is same
9402.

The filtration unit of kidney is called

Answer» Neurons
Nephron
9403.

Why is gold not react with oxygen and water?

Answer» Because 4 baje se study bhi karna hai
Aur que...hai bro...to jldi please
Because it is less reactive metal
Because it is a least reactive???
9404.

Woody plant gaseous exchange through....?

Answer» Again ok
Sorry my answer was wrong
Lenticles
Root hair and may be stem
Xylem
9405.

Control of rancidity?

Answer» Ok
Sorry
It can be prevented by packaging in nitrogen gas ?
Sun ke pass Thore na koi rakhta hai??
Use of refrigrator
Yes vhi hua nna
Away form direct contact of sun
2.store food in a closed container so that it may not come in contact with oxygen
1.Use antioxidant
9406.

All chapter this much only important question

Answer» Better u read whole lesson because each and every points are important
9407.

Principle axis of lens?

Answer» Optical center
Line which passes through the optic let centre
9408.

Sum of probablity is.............?

Answer» P(E) +P(Ē)=1
9409.

What are Gene

Answer» U ar right
Gene are the unit of DNA on a chromosome it transfer traits from parents to there offspring during reproduction
Kya sahi hai
Gene are the unit of heredity
9410.

Example of saprophitic nutrition?

Answer» Fungi and bacteria
May be bacteria present in soil
Mushroom, mould
9411.

Who discover nucleus?

Answer» Robert brown
Rutherford
Rutherglen ford
9412.

Example of photosynthesis reaction?

Answer» 6Co2 + 6 H2o = glocuse+ 6O2
This is only example
Plants makes their food from co2 and h10 present in the environment in the presence of sunlight and chlorophyll to give glucose
In plant
9413.

Time taken by neutrilization reaction?

Answer» Hi friends
Ooo thanks
10 ki power -10 seconds
Don\'t know
Infinite
9414.

Which acid is found in stomach?

Answer» Ya Hydrochloride (HCL)acid present in over stomac
Hcl
9415.

Green colour pigment present in leamon?

Answer» Sorry cytron
Itron
9416.

Fluid contain blood which is straw?

Answer» Plasma...
Don\'t know
9417.

What is convex lens??

Answer» Lens which are thicker in the middle and thinner at the edge
9418.

Name excretory organ in amoeba

Answer» Nephrodia in contractile vacuole
Ok
My ans..is right nikita
No it\'s wrong
Contractile Vacuole
Cell membrane
Excretory organ of earthworm is nephridia
Sorry....i write of earthworm
Oh ..ya ..contractile vacoule
Contractile vacuole
Nephridia
9419.

valeny of nitrate

Answer» 1
1
1
9420.

Which plant hormone helps in ripening of fruits.

Answer» Ethylene
Nice
Ethylene
Ethylene
Ans..fast
Oh sorry
Cytokinin
9421.

Butane(c4 h6)3 bond with dot structure

Answer»
9422.

A solution has a ph of 7 how u would increase its p.h

Answer» Adding some basic solutions like NaOH
By adding of base in it
9423.

Friends I have a q. to ask ------- Why can\'t we make Jewellery out of a 24 Carat Gold?

Answer» It\'s okay. .Thanks
24 carat gold ke sth Kuch mix karte h sorry dhyan me nhi h
22 carat gold with silver or iron is used for making jewellery.
So what gold is used for making jewellery ?
Thanks Sona
Anyone else who can answer ????
Because pure gold is so soft that can\'t be caste into jewellery
Idk ?
9424.

What is the mendleef wife name

Answer» Accha answer tha bhai
Thnx tushar
She\'s right
Mrs mendleef
9425.

Evolution of a gas

Answer» Is the indication of a chemical reation
9426.

Define artificial selection

Answer» artificial selection definition. The breeding of plants and animals to produce desirable traits. Organisms with the desired traits, such as size or taste, are artificially mated or cross-pollinated with organisms with similar desired traits. (Compare natural selection.)
9427.

how i learn modern periodic table in easy way

Answer» By making funny phrases such asFor learning elements in group 2 Beti MgeCarScooterBaapRazi
Mela
A book (support material) search on Google.
9428.

Why does hydrophobic in soap does not react with water

Answer» Because ithas phobia from water also has a +ve ion at its tail
Bcoz it does not have water
9429.

How paint to iron article

Answer» We can paint the iron article to prevent them rusting so that iron article do not react with air and moisture.
9430.

Which equation is used to find heat when circuit is connected in parallel.v²/r*t or i²rt

Answer» Isquare rt
9431.

All the chemical equations asked in Boards, are they all from Book?

Answer» They can be from ncert Also
Yes all from NICERT textbook
Its not necessary....
9432.

Plants show different responses to stimuli.

Answer»
9433.

How strong acid differ from concentrated acid

Answer» Strong acids disassociate hydrogen ions
Strong acid means the acid which have large amount of hyogenoxide concentration while concentrated acid means the acid which have less amount of water in it,in this way strong acid differ from concentrated acid
9434.

How strong acid from concentrated

Answer»
9435.

What is the function of an earth wire?why is it necessary to earth matallic appliances

Answer» Function of Earth wire is to send all excessive current Underground and protect the user from shock , that\'s why it is necessary to earth metallic appliances
9436.

Write the name and molecular formula of the second members of Alkyne Series?

Answer» Propyne
Propyne
9437.

Write two point of difference between aerobic and anaerobic respiration.

Answer» Wlcm
Thanks Sim
Aerobic respiration: glucose is completely oxidised in the presence of oxygen. 2. We get by product co2 ,h2o nd large amount of heat in form of ATP. Anaerobic :glucose is partially oxidised without oxygen 2. We get by product c2h5oh, lactic acid nd less amount of energy in form of ATP
No body knows the answer ????
Add an answer friends
9438.

What is differece between soaps and detergents....?

Answer» Soap are biodegradable but detergent are not biodegradable.
9439.

Why we need 10 molecule of water in NA2CO3 ? Give reason.??

Answer» Kaise ho friends
9440.

Can anyone explain me what is BEETROOT ??

Answer» It is an vegetable of red colour.
9441.

What is thermal decomposition reaction???

Answer» In this one substance is break into two or more substance like AB break into A + B
It is a chemical decomposition caused by heat. The decomposition temperature of a substance is the temperature at which substance chemically decomposes. The reaction is usually endothermic as heat required to break chemical bonds in the compound in undergoing decomposition.
Decomposition is a type of chemical reaction. It is defined as the reaction in which a single compound splits into two or more simple substances under suitable conditions.
Decomposition of a substance caused by heating.
9442.

Why we need sexual reproduction

Answer» To maintain the life cycle on earth
To born baby
9443.

What happens chemically when quicklime is added to water

Answer» Calcium oxide reacts with water to form calcium hydroxide, also called slaked lime. A lot of heat is produced in the reaction, which may even cause the water to boil.
Slaked lime is form with release of a lot of heat
Slaked lime is formed
A lot of heat released.
9444.

Why does sunflower plant bent towards sun in day time

Answer» Due to positive phototropism.
9445.

What is aqua reiga?

Answer» It is a mixture of nitric acid and hcl
Bhai tera ratio wrong hai?
??
Highly concentrated ...
Mixture of hcl and HNO3 in the ratio of 3/1
Also known as royal water
The solution of HCl and hno3 in 1:3
9446.

What were all the element discovered?

Answer» Why were all the element s discovered?
Sorry
????
9447.

10 examples of the alkene

Answer» Ethene... Propene ....butene.......
Find them with formula of CnH2n then name them
9448.

10 examples of alkene

Answer»
9449.

How will you measure the focal length of convex lens?

Answer» We find focal length by either forming an image of object at infinity on screen or by completing it\'s circle then find it\'s centre and then focal length will be half of radius of circle
Focal length is half the radius I.e of 2f
9450.

What is electromagnetic induction in simple way

Answer»