Explore topic-wise InterviewSolutions in Current Affairs.

This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

1.

What happen when air pollution happend?​

Answer»

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Long-term health effects from air POLLUTION include heart disease, lung cancer, and respiratory diseases such as emphysema. Air pollution can ALSO cause long-term damage to PEOPLE's nerves, brain, kidneys, liver, and other organs. Some scientists suspect air pollutants cause birth DEFECTS.

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2.

to make a saturated solution of 25g of sodium cholride is disoved in 75g of water at 293k what is the mass percent​

Answer»

GIVEN:-

  • \rm{Mass\:of\:Solute=25g}

  • \rm{Mass\:of\:Solvent=75g}

TO FIND:-

  • \rm{Mass\: Percentage\:of\:Solution}

FORMULAE USED:-

{\boxed{\rm{Mass\: Percentage=\dfrac{Mass\:of\:Solute}{Mass\:of\:Solution}\times{100}}}}

EXPLANATION:-

We know,

\rm{Mass\:of\:Solution=Mass\:of\:Solute+Mass\:of\:Solvent}

\rm{Mass\:of\:Solution=25g+75g}

\rm{Mass\:of\:Solution=100g}

Now,

Mass percentage of Solution

\implies\rm{\dfrac{Mass\:of\:Solute}{Mass\:of\:Solution}\times{100}}

\implies\rm{\dfrac{25}{100}\times{100}}

\implies\rm{\dfrac{25}{\cancel{100}}\times{\cancel{100}}}

\implies\rm{25 Percent.}.

Hence, The mass Percentage of Solution is 25%.

EXTRA INFORMATION.

  • When no more solution can not be dissolved in given solution at given TEMPERATURE. It is called Saturated solution.

  • if the AMOUNT of Solute contained in a solution LESS than the saturation level,it is called Unsaturated solution.

3.

Describe the mechanism of blood clotting​

Answer»

Answer:

The mechanism of COAGULATION INVOLVES activation, adhesion and aggregation of platelets, as well as deposition and MATURATION of fibrin. Coagulation begins almost instantly after an injury to the blood vessel has damaged the endothelium LINING the blood vessel.

HOPE THIS HELPS YOU...

4.

4. Make a table and differentiate the followingterms in your notebook.a. Scavengers and decomposers​

Answer»

Answer:

Both these TYPES of organisms recycle nutrients in the ecosystem.

SCAVENGER and decomposer are two types of organisms that are responsible for the recycling of organic matter. The main difference between scavenger and decomposer is that-

Scavenger CONSUMES dead PLANTS and animals.

Decomposer consumes small particles produced by scavenger.

Scavenger can be animals such as birds , animals, insects and worms.

Decomposer are mainly fungi.

The biological term for decomposer is saprotrophs.

The biological term for scavenger is that mostly consumes decaying biomass, such as meat or rotting plant material.

Thank you...

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5.

Write abalance equation for the action ofconcH₂SO4 on sulphur​

Answer»

Answer:

WRITE a

balance EQUATION for the action of

conc

H₂SO4 on SULPHUR

6.

Which one is the true solution - salt water, blood, milk, chalk powder​

Answer»

ANSWER:

SALT WATER is your answer.

HOPE THIS HELPS YOU...

7.

A drop of water is roughly spherical becauseof:?(A) Surface tension 3) Low air pressure(C) Air resistance (D) Viscosity of water​

Answer»

Answer:

LOW AIR pressure

Explanation:

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8.

Use your brain powerIs there a gravitational force between two objects kept on a table or between youour friend sitting next to you? If yes, why don't the two move towards each other​

Answer»

Answer:

Yes, there is a GRAVITATIONAL FORCE between TWO objects.

They don't move towards each other bcz the gravitational force is LOW between them.

HOPE it helps u..

9.

Plastic are heat ----------------------FILL IN THE BLANKS​

Answer»

Answer:

When HEAT is added, the weak BONDS between the polymer chains break and allow the chains to slide relative to each other. This occurs at the Glass Transition Temperature. The material then GRADUALLY becomes softer and softer over time until it EVENTUALLY becomes liquid-like.

Explanation:

HOPE it helps you.......................✌

10.

14 एरिया वन प्लांट एनिमल एंड क्रिएटिंग न्यू मंडी गेट ऑल प्रोडक्ट एंड प्रेशर​

Answer»

यह भी एक सवाल है ???????????

11.

Which of the following is used to preserve food grains at home

Answer»

Answer:

neem LEAVES are best USEFUL

EXPLANATION:

12.

Define Photo electric effect . ^_^​

Answer»

hyy mate ✌️

The photoelectric effect is the emission of ELECTRONS when electromagnetic radiation, such as LIGHT, hits a MATERIAL. Electrons emitted in this manner are called photoelectrons. This PHENOMENON is COMMONLY studied in electronic physics and in fields of chemistry such as quantum chemistry and electrochemistry.

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13.

carry out osmosis experiment Take four peeled potato halves and scoos each one out to make potato cups. One of these potato cups should be made from a boiled potato. Put each potato cup in a trough containing water. Now, (a) Keep cup A empty (b) Put one teaspoon sugar in cup B (c) Put one teaspoon salt in cup C (d) Put one teaspoon sugar in the boiled potato cup D. Keep these for two hours. Then observe the four potato cups and answer the following: (i) Explain why water gathers in the hollowed portion of B and C. (ii) Why is potato A necessary for this experiment? (iii) Explain why water does not gather in the hollowed out portions of A and D.

Answer»

Answer:

(i) Since sugar and salt was present in B and C respectively, water from the trough gathered in the hollowed PORTIONS of potato in B and C by the process of osmosis.

(II) Potato A is necessary for carrying out this experiment because it acts as a CONTROL experiment. Control helps us to CHECK what changes occurred during the course of the experiment and helps us to compare the results.

(iii) Water does not gather in the hollowed portion of potato A as it was empty. Water also does not gather in the cup D because the potato used was boiled which makes it INACTIVE as after boiling its protein structure were denatured, resulting in the disruption of the cell membrane.

14.

What is helium?????​

Answer»

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Helium is a chemical element with the SYMBOL He and atomic number 2. It is a colorless, odorless, TASTELESS, non-toxic, inert, monatomic gas, the first in the noble gas group in the PERIODIC table. Its boiling point is the lowest AMONG all the elements.

Symbol: He

Atomic mass: 4.002602 u

Atomic number: 2

Electron CONFIGURATION: 1s2

Boiling point: -268.9 °C

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15.

carry out osmosis experiment: Take four peeled potato halves and scoos each one out to make potato cups. One of these potato cups should be made from a boiled potato. Put each potato cup in a trough containing water. Now, (a) Keep cup A empty (b) Put one teaspoon sugar in cup B (c) Put one teaspoon salt in cup C (d) Put one teaspoon sugar in the boiled potato cup D. Keep these for two hours. Then observe the four potato cups and answer the following: (i) Explain why water gathers in the hollowed portion of B and C. (ii) Why is potato A necessary for this experiment? (iii) Explain why water does not gather in the hollowed out portions of A and D.

Answer»

Answer:

(i) Since SUGAR and salt was PRESENT in B and C respectively, WATER from the trough gathered in the hollowed portions of potato in B and C by the process of osmosis.

(ii) Potato A is necessary for carrying out this experiment because it acts as a control experiment. Control helps us to check what changes occurred during the course of the experiment and helps us to compare the results.

(III) Water does not gather in the hollowed portion of potato A as it was empty. Water also does not gather in the cup D because the potato used was BOILED which makes it inactive as after boiling its protein structure were denatured, resulting in the disruption of the cell membrane.

16.

If 2.5 coulombs of charge, flowing across any conducter. calculate how many electrons are flowing across it​

Answer»

Answer:

ONE COULOMB equals to 6.25 x 10^ 18 electrons

therefore number of electrons in 2.5 coulomb equals to 6.25 x 10^ 18 electrons  x 2.5

which is equal to 15.625 x 10^ 18

Explanation:

17.

TTT83PelsmkI 4 anisАBTOT2DuBlack c & TandsfromHest at to and mones downwardwith a acceleration of u mpcr. & knowing thatblack B has ea constant Melocity of mis referrardfind(a) The time when the nelseity of block k is a zero(6) The time when nelenelacity of play it is requal to therelecity of black D?(c) Thechargea change in position of the block Aafter55.​

Answer»

ANSWER:

guct YVY GI GI ticjo OH U u

18.

Why does the sun appear reddish during sunrise and sunset​

Answer»

Near the horizon sunlight passes through thicker layers of air having larger particles that scatter light of longer WAVELENGTH such as the red end of the spectrum. Therefore, light other than red is mostly scattered AWAY. Most of the red light, which is the least scattered, ENTERS our eyes. HENCE, the sun appears reddish during sunrise and sunset​.

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19.

Please tell me the 2 and 4 question answer​

Answer»

Answer:

2 SALT

4 acid

Explanation:

zffhihkhxgststydfuhfchxgxggdhfjgjvjvhcxggd

20.

On what principle the working of an electric ( generator ) electric motor are based​

Answer»

Answer:

Principle: When a CURRENT CARRYING coil is placed in a magnetic field, it STARTS to move.

21.

What do you understand by term 'cloning'​

Answer»

hyy MATE ✌️

Cloning is the process of generating a GENETICALLY identical copy of a CELL or an organism. Cloning happens all the time in nature. In biomedical research, cloning is broadly defined to mean the duplication of any kind of biological material for scientific study, such as a PIECE of DNA or an individual cell.

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22.

CLASSIFY ANIMAL ACCORDING TO THEIR FOOD HABITS . EXPLAIN EACH TYPE WITH EXAMPLES

Answer»

Answer:

  1. HERBIVORE are GRASS eaters ex = COW ,deer
  2. carnivorous are meat eaters. ex = LION , tiger

23.

Fill upWater and milk are liquid.

Answer»

Milk is a LIQUID made mostly of water, but it also contains vitamins, minerals, fats, and proteins. Milk is a unique substance known as a colloid, so it does not have a SPECIFIC CHEMICAL FORMULA.

24.

A. What are dairy products? Describe theformation of any four dairy products.​

Answer»

Dairy products or milk products are a type of food produced from or CONTAINING the milk of mammals. They are PRIMARILY produced from mammals such as cattle, water buffaloes, goats, sheep, camels and HUMANS. Dairy products include food items such as yogurt, cheese and BUTTER.

25.

' ফ্লেক্সর ও এক্সটেন্সর পেশির কার্যপদ্ধতি পরস্পরের বিপরীতধর্মী'

Answer»

ANSWER:

বৈরাগী এবং অ্যাজোনিস্ট পেশীগুলি প্রায়শই জোড়ায় সংঘটিত হয়, একে বিরোধী জোড় বলে। একটি পেশী সংকুচিত হিসাবে, অন্য শিথিল। ... এগুলি একটি এক্সটেনসর পেশী নিয়ে গঠিত যা যৌথকে "দুটি খুলবে" (দুটি হাড়ের মধ্যে কোণ বাড়িয়ে) এবং একটি ফ্লেক্সার পেশী যা দুটি হাড়ের মধ্যবর্তী কোণকে হ্রাস করে বিপরীত করে।

আশা করি এটি আপনাকে সাহায্য করবে

আমাকে মস্তিষ্কে চিহ্নিত করুন

26.

Mcq class 7 science chapter 1​

Answer»

Answer

Send the PHOTO BRO

27.

How do humans reproduce?

Answer»

Answer:

your answer ❣️

Human reproduction naturally takes place as internal fertilization by sexual INTERCOURSE. ... This process is also known as "coitus", "mating", "having sex", or, euphemistically, "making love". The sperm and the OVUM are known as gametes (each containing HALF the genetic INFORMATION of the parent, created through MEIOSIS).

28.

What do metals displace from acids when they react with them?​

Answer»

ANSWER:

When a REACTIVE metal reacts with hydrochloric acid hydrogen gas is produced. A reactive metal DISPLACES the hydrogen from acid and release hydrogen gas.

:)

29.

What is chromatography please answer fast ​

Answer»

Answer:

a technique for the separation of a MIXTURE by passing it in SOLUTION or SUSPENSION through a medium in which the components move at DIFFERENT rates.

30.

Chemical reactions of Acid with metal carbonates​

Answer»

ANSWER:

ACIDS + bases = salts + WATER + HEAT

31.

What is the Full form of FOS?​

Answer»

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Full of Stool (medical slang) FOS. FOLLOW On SUPPORT. FOS. Full of STUFF (polite FORM)

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32.

Pls answer the question. What is law of motion?? ​

Answer»

Answer:Law of MOTION means the DIFFERENT laws in force or motion . There are MANY laws of motion . Like Newton's Law of motion . It is called FIRST , Second,Thirth

etc...

EXPLANATION:

33.

What do u mean by resources planning​

Answer»

ANSWER:

Resource planning is a TECHNIQUE or skill of PROPER utilisation of resources. As the resources are limited and unevenly DISTRIBUTED over the COUNTRY their planning is essential.

hope it helps ❤

34.

Green plants produce food. What are they called ​

Answer»

Answer:

GREEN PLANTS produce FOOD. They are called PRODUCERS or autotrophs.

35.

Please tell me when and how was plastids discovered. The year is very important for me now.If I got the correct answer I will mark it as the brainliest answer.​

Answer»

Answer: The chromoplast (coloured plastid) and Leucoplast (colourless plastid). Plastids were discovered and named by ERNST Haeckel in the year 1886.

Or

Plastid' term was coined by Ernst Haeckel in 1866. however, in 1883, ANDREAS Schimper was the first to give the clear definition of plastid and he also EXPLAINED the relationship between the different TYPES. Nucleolus: The nucleolus was first discovered in eel cells in 1774 by Felice Fontana

36.

Which of the following is recently origination problem of environment​

Answer»

Your answer ❣️

Continued warming from the RELEASE of greenhouse gases (GHGs) into the atmosphere is expected to have a substantial impact on the environment, human HEALTH and the economy, like GLOBAL warming, will decrease snow, SEA ice and glacier coverage, resulting in rising sea levels and increased COASTAL flooding.

37.

What are the difffernt methods of food prevention?​

Answer»

Explanation:

The 6 SECTIONS below look at various food preservation methods you can USE and the SAFEST, most effective way to do them.

Chilling.

Freezing.

Sugaring.

Salting.

Canning.

Vacuum PACKING.

38.

What is the reason that oil generators will dispatch after nuclear generation is producing at full capacity?​

Answer»

Answer:

EXPLANATION: NAHI PATA ISKA answer KYA hoga

39.

GiveCoalEquation that showisSourceof energy​

Answer»

EXPLANATION:

Give

Coal

Equation that show

is

Source

of ENERGY

40.

15 Describe an activity with daigram and observations to demonstrate magnetic field lines formed bycurrent carrying circular coil.​

Answer»

Answer:

Magnetic field produced by a current carrying circular coil.

(1) A rectangular cardboard having holes is taken and a circular coil having large number of turns is inserted in the cardboard. The coil should be inserted in the cardboard in such a manner that the coil is normal to the plane of the cardboard.

(2) The ends of the coil are connected in series with a battery, a key and a rheostat.

(3) Then iron filings are sprinkled uniformly on the cardboard.

(4) Now the key is plugged.

(5) On tapping the cardboard gently, the circular magnetic field lines NEAR the current carrying loop are observed. On moving away from the circular loop, the concentric circles representing magnetic field lines become BIGGER and bigger. At the centre of the circular loop, the magnetic field lines are straight.

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41.

Why do we need standard units of measurement?​

Answer»

ANSWER:

The International System of Units, UNIVERSALLY KNOWN as the SI (from the French Systeme International d'Unites) is necessary because lack of standard unit of measurement would cause confusion and a WASTE of time in converting from one unit to another all the time.

42.

Colloidal solution appears to be homogeneous but it is heterogeneous,explain

Answer»

ANSWER:

Hello Dear Friend❤❤

Explanation:

colloids are often confused with true homogeneous solutions because the INDIVIDUAL dispersed particles of a colloid cannot be seen. When LIGHT is PASSED through a true solution, the dissolved particles are too small to deflect the light.

43.

The climate of place depends on

Answer»

ANSWER:

PLS MARK as BRAINLIEST

44.

What is meant by plant fibres

Answer»

ANSWER:

1. plant fibre - FIBER derived from plants. plant fiber. buntal - fine white Philippine fiber from stalks of unopened leaves of talipot palms; used in MAKING HATS. flax - fiber of the flax plant that is MADE into thread and woven into linen fabric

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45.

A. Tick (✅) the right option:1. Baking soda isa) sodium hydroxide b) sodium bicarbonate c) calcium hydroxide d) sodium carbonateplease tell me the correct answer ..​

Answer»

ANSWER:

B) SODIUM BICARBONATE

46.

Differentiate between metal and non metals on the basis physical and chemical properties

Answer»

ANSWER:

Physical properties

Metals

Shiny (lustrous) in nature

Metal is a good conductor of electricity and heat

Density and melting point is high

Mouldable (MALLEABLE)

Ductile

At room temperature, it is in solid form except for mercury

Opaque

Non Metals

Poor CONDUCTORS of electricity and heat

Non-Ductile metals

Brittle solids

Maybe solids, liquids or gases at room temperature

These are not sonorous

Transparent

Chemical properties

Metals

Easily corrodible

Can lose electrons

Form basic oxides

Have low electronegativities

Good reducing agents

Non metals

The number of electrons in the outer shell is generally 4-8

Easily gain or lose valence electrons

Form acidic oxides WHENEVER they come in contact with oxygen

High electronegative elements

Great OXIDIZING agents

Keep smiling

47.

What is coorg? No spam​

Answer»

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Kodagu, ALSO known as Coorg, is a rural district in the southwest Indian state of Karnataka. In the area’s north, Madikeri Fort has 2 life-size elephant statues at its entrance, plus a Gothic-style church with a MUSEUM on its GROUNDS. Nearby, the Hindu Omkareshwara Temple dates BACK to the 19th century. FARTHER north are the domed Raja’s Tomb, a burial place of Kodava kings, and cascading Abbi Falls.

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48.

in which case the gravitational force will be greater the gravitational force between two protons or between two electrons kept at the same distance​

Answer»

in fact, we have answered the ORIGINAL QUESTION - there is no distance at all at which the gravitational force between TWO electrons balances the ELECTRIC force between them! By the way, the MASS of the proton is 1.7 x 10-27kg

49.

2.Name two inventions which have revolutionised the transport industry.​

Answer»

NAHI PATA KYA hoga iska ANSWER

50.

Define Dyeing plz tell me​

Answer»

DYEING:-

ADD a colour to or CHANGE the colour of (something) by soaking it in a SOLUTION impregnated with a dye.