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.

How we get energy for various activities performed by us?​

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Answer:

Types of energy

First let’s take a look at the different forms energy can take and how they can be converted.

Running manKinetic - Anything that moves has this kind of energy. To run, cycle, CLIMB and move the mouse for a computer we use kinetic energy.

SunRadiant - Radiant energy means light. Examples of things that have radiant energy are the Sun, lightbulbs and our computer screens. Plants convert light energy into chemical energy (food) which helps them to grown, this is known as photosynthesis.

SpeakerSound - The louder we shout the more sound energy we are using. Apart from our voices there are plenty of other examples of sound energies - guitars have sound energy when plucked using kinetic energy. So do the brakes on our bikes when we’re traveling fast.

FireThermal - If you’ve ever worn thermal underwear you might guess that thermal energy is about heat! The sun gives off thermal energy, as do radiators and fires. Even lightbulbs when they’ve been on for a long time - ouch!

ElasticElastic - Stretch a rubber band, or pull back the elastic on a slingshot and you’ll have elastic energy. This kind of energy is known as ‘potential energy’ as it can be stored until it’s released - usually giving WAY to kinetic energy!

parachuteGravitational - Ever fallen out of a tree? Then you were a victim of gravitational energy. Gravitational energy is the force which keeps us on the ground. Gravitational energy is why cycling downhill is FASTER than cycling up hill and why ski jumpers always come back to earth.

Chemical Chemical - Chemical energies come in many different forms. We get chemical energy from foods, which we use to run about, and move and talk (kinetic and sound energy). Chemical energies are stored in fuels which we burn to release thermal energy - this is one way of making electricity, see Electricity for more information.

NuclearNuclear - Nuclear energy is the energy stored inside tiny atoms. Atoms are invisible and make up the elements of the whole universe! There are three parts to these tiny particles which are - protons, electrons and neutrons. Nuclear energy is released when atoms are joined together (fusion) or SPLIT apart (fission). Doing this converts energy into thermal and radiant energy. The Sun uses nuclear energy to produce its light and heat.

ArrowConverting Energy

When we go for a run we are using chemical energy in our bodies to produce movement (kinetic energy), which in turn converts to warmth (thermal energy). Cycling downhill involves kinetic and gravitational energy. The friction between the tyres and the road will also cause the tyres to warm up a little producing thermal energy. What form will some of this energy take when putting on the brakes?

Explanation:

Energy is invisible yet it’s all around us and throughout the universe. We use it EVERY day, we have it in our bodies and some of it comes from other planets! Energy can never be made or destroyed, but its form can be converted and changed. For example, the chemical energy we get from our food turns into kinetic and thermal energy

2.

What is microbes answer me fast​

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Answer:

There are 5 MAIN group of MICROBES populating our EARTH. These include bacteria, viruses, fungi, algae and protoza. you are must likely FAMILIAR with some of these organisms.

3.

Why do we fall in the forward direction when the driver appliesbrakes to stop the car?​

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Why do we fall in the foward DIRECTION when the driver applies brakes to stop the car?

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According to Newton's first law of motion, our body being a massive body have the tendency to resist any change in its state of rest or motion.This is the INERTIA of our Body.

In the above case, our body is FOLLOWING Inertia of motion.

Whenever a passenger is traveling inside a bus, the lower part of the body is in contact with the bus and our upper part is not in with floor of bus. Initially our body is in motion with bus. So, whenever the brakes APPLIED,the body MOVES forward due to its resistance towards change in its state/ inertia of motion.

4.

Sodium carbonate reacts with zinc.which product is formed​

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ANSWER:

ZINC CARBONATE and SODIUM METAL

5.

What are the parts of plants that engaged in vegetable propagation?​

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Answer:

Hey dear here is ur amswer:-

-In VASCULAR plants, vegetative reproductive structures include roots, stems, and leaves. Vegetative propagation is made possible by meristem TISSUE, commonly found within stems and leaves as well as the TIPS of roots, that contains UNDIFFERENTIATED cells..

#BeBrainly

#HppyEarth'sDay

#FollowMeBabe

6.

excitement pleasure rage and fear are the function of (a) hypothalamus (b) limbic lobe (c) thalamus (d) both a and b​

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ANSWER:

both a and b

Explanation:

7.

What should be the distance between hand lens and book to read it properly?​

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ANSWER:

Some CENTIMETRES LIKE 5* or 10*

8.

What is season ? define season?​

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each of the FOUR divisions of the year (spring, summer, autumn, and winter) marked by PARTICULAR WEATHER patterns and DAYLIGHT hours, resulting from the earth's changing position with regard to the sun.

9.

More solute can be dissolved in a solution by cooling ( true or false)​

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Answer:

its FALSE

as SUBSTANCE copls density INCREASES and particles come closer thus REDUCING solubility

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10.

Define fixed capital.write some example also​

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ANSWER:

FIXED capital is capital or MONEY that we invest in fixed ASSETS. In other words, money that we invest in assets of a durable nature. These are assets that we repeatedly use over a long period. We can also use the term 'fixed investment' with the same meaning. ... PROPERTY is an example of a fixed asset.

11.

why does pepper scatter When you add soap?do the pepper and soap solution experiment. write the result of your findings.​

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Answer:

The pepper scatters.

Explanation:

Well, pepper is hydrophobic, meaning that water is not ATTRACTED to it. ... As the soap moves into the water, and the surface tension changes, the pepper no longer FLOATS on top. But the water molecules still want to keep the surface tension going, so they PULL back away from the soap, and carry the pepper ALONG with them.

I love answering my SCHOOL questions...

12.

Light energy is convertedinto chemical energy during​

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ANSWER:

DEAR Mate !

EXPLANATION:

During the process of photosynthesis, light penetrates the cell and PASSES into the chloroplast. The light energy is intercepted by CHLOROPHYLL molecules on the granal stacks. Some of the light energy is converted to chemical energy. During this process, a phosphate is added to a molecule to cause the formation of ATP.

Hope this answer helps you.

Mark this answer as brainliest answer.

13.

The shortest ware length. 5. Dreawthe rear orciobserving scattering oflight in collnindal soin2​

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Answer:

John McCain and john kasich are in a 8era in a long term REPUBLICAN state and they are 8and in their favor with REPUBLICANS who want a LOT more people

14.

What is paramecium answer me fast​

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ANSWER:

PARAMECIUM is a microorganisms

Explanation:

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15.

How energy of flowing water is related to solar energy...​

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Answer:

Explanation:

To start the investigation of Earth's energy balance, you will begin by taking an in-depth look at a familiar process known as the water cycle. Earth's water supply is recycled in a continuous process known as the water, or hydrologic, cycle. Water molecules continuously move from location to location in this cycle. The water cycle is important to weather and climate and, ultimately, to all life on Earth.

The water cycle is driven primarily by the energy from the sun. This solar energy drives the cycle by evaporating water from the OCEANS, lakes, rivers, and even the soil. Other water MOVES from plants to the atmosphere through the process of transpiration. As liquid water evaporates or transpires, it forms water vapor and clouds, where water droplets EVENTUALLY gain enough mass to fall back to Earth as precipitation. The precipitation then becomes run-off or ground water, and works its way—over various timescales—back into the surface reservoirs. The water cycle is essentially a closed system, meaning that the volume of water that is in the hydrosphere today is the same amount of water that has always been present in the Earth system.

Begin this lab by WATCHING the following short NASA animation demonstrating the path of one water MOLECULE through the water cycle. While watching the animation, make a list and keep track of all the places that the molecule travels. Note: In the NASA animation, the depiction of the water reservoirs, such as underground aquifers, has been simplified to show the molecule pathways.

16.

How energy of coal is related to solar energy...​

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Answer:

Solar energy and fossil fuels provide US energy that originated from the same source, our Sun. ... We use these fuels in the form of coal, petroleum, NATURAL gas, ETC. to do USEFUL work. Hence, solar energy and fossil fuels provide us energy OBTAINED from the same source.

Explanation:

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17.

Fill in the blanks is the act ofto loosen itturning soil​

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ANSWER:

YES it is yes it is

Explanation:

yes it is yes it is

18.

Two objects are thrown vertically upwardsSimultaneously with their velocities x and yrespectivley Prove thatThe heigts reached by them would be inratio of x²-y?.the time taken to reach the maximum heightwould be in the ratio of x:y​

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Answer:

u2wuwh

Explanation:

fsgsgsggsggsggsgsgsggsgsgsgsgsgsgsgsgsgsggssggsgsgsgsgsgsteysgssgyegsgdgdgeysggdehdC furthered SUNDER dub DTH RUN RUH tu

19.

Tick the correct 1. whicg is the best way to deal with garbage a. reuse b. reduce c. reycle​

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ANSWER:

I think C) Recycle WOULD be the CORRECT answer

20.

A student claimed that a rock had to be igneous because it ‎had quartz crystals.‎

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ANSWER:

So what's the QUESTION ?? U NEED to SIMPLIFY the question ...

21.

How are both fungus and alga benefitted in lichens? What is this association called?​

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fungi protects the algal partner from strong LIGHT and DESICCATION in this way it gets FOOD by the coutesy of alga. the fungi PROVIDES food for the algae and the algae provides water to the fungi.

22.

what will be the resistance power of metal wire of length 2 metre and the age area of cross section 1.25 upon (open 100) close power 3 metre square if the resistivity of metal is 1.6/(100)4 ohm metre​

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ANSWER:

jdbc

Explanation:

HO NDB ndhj NAA SJBF

23.

A student claimed that a rock has to be igneous because it had quartz crystals. are they correct? explain.

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Answer:

Chapter 4 Rocks and Minerals

Chapter 4 focuses on Rocks and Minerals, looking at types of rocks.

Lessons included in this chapter:

#10 Rocks

#11 Minerals

#12 Igneous Rocks

#13 SEDIMENTARY Rocks

#14 Metamorphic Rocks

Resources for Teachers can be found under the Chapter #4 Copymaster.

Select from the options on the right to proceed.

Rocks Lesson #10

The Earth was formed about 4.6 billion years ago. The planet was so hot that the entire Earth was molten or liquid. As the Earth cooled, the lightest materials floated to the top and the heaviest materials sank to the center. The outer part of the Earth, the CRUST, consists of the lightest ROCK.

Rock Lesson - lava flow

The lightest rocks form the continents, which are made mostly of the rock granite. Most of the granite on the continents has, over millions of years, been broken down, transported, and DEPOSITED into sedimentary rock. These layers of sedimentary rock vary from 8-9 miles thick to nothing in some areas like the Canadian Shield of North America. The Canadian Shield has HUGE outcroppings of granite right on the surface. Under the thick layers of sedimentary rock lies the denser granite.

The granitic continents ride on a much denser rock called basalt. These basalts form the bottom of our continents and the bottoms of our great oceans. This layer of rock extends down to 40 miles from the surface of the earth.

24.

1.Explain with the help of a labeled diagram the distribution of magnetic field due to acurrent through a circular loop. On what factors the strength of magnetic field depends in case of circular loop?​

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Solution,

  • The magnetic field due to a current carrying circular loop is given by :

B=\dfrac{\mu_o I}{2r} ...(1)

I is current in loop

r is radius of loop

  • The attached figure shows the distribution of magnetic field due to a  current through a circular loop.
  • The lines at the center of the loop is straight.
  • The magnetic field at the center of the loop is perpendicular to the PLANE of the loop.

From equation (1) it is clear that the magnetic field depends on the following factors i.e.

  1. Directly to the current flowing
  2. Inversely proportional to the DISTANCE from loop
25.

Why manure and fertilizers are added to soil?explain​

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The substances which are added to the soil in the form of nutrients for the healthy growth of PLANTS are called manure and fertilisers. It is IMPORTANT to ADD manure and fertilisers to the soil because in some places the soil as fewer nutrients for crops because the FARMERS grow crops after a CROP in the same field.

26.

Name any 5 plants and 5 animal hybrid name and no spam u will be reported​

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ANSWER:

hybrid animals

  • zebroid
  • liger
  • grolar bear
  • beefalo
  • cama
  • sannse

hybrid PLANT

  • Atemoya
  • peanut
  • okra
  • sisal
  • common onion

hope it may help u

please MARK it as a BRAINLIST answer

27.

Where is harvested crops stored​

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EXPLANATION:

HARVESTED CROP STORED in the FACTORY

28.

How is roughage important for us​

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Answer:

Heya MATE Here Is Your Answer!

Roughage helps us in the following WAYS:

  • roughage adds bulk to the food. this helps our body to get rid of undigested food and thereby prevents constipation
  • roughage can absorb a GREAT AMOUNT of water and helps retain water in the body.

HOPE IT HELPS

Explanation:

29.

8. What are the three steps involved in thepreparation of soil?9. Name the three tools used for ploughingand give the function of each​

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Answer:

8) Ploughing, levelling, manuring

9) Plough, HOE, cultivator

Explanation:

9) plough LOOSE the soil so that the manure mixes COMPLETELY in the soil

Hoe is also used for loosening the soil it's function is that it remove weeds (UNWANTED grass).

Cultivator not just loose the soil it also SAVES labour and time. It is used for ploughing large fields

Please follow me........

30.

He has broken my toy change into assertive answer​

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ANSWER:

he has BROKEN to my toy

Explanation:

i HOPE to HELP you

31.

Why the rate of Photosynthesisdecreases if a plant is exposedcontinuosly to light of 683 nmWave length?​

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EXPLANATION:

SORRY I don't KNOW the ANSWER YET

32.

What do you mean by photosynthesis.​

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ANSWER:

photosynthesis is a process used by plants and other organisms to convert LIGHT energy into CHEMICAL energy that can be later RELEASED to the fuel organism activity.

Explanation:

                     

33.

you must be knowing about cereals can you define them and tell what nutrition they supply to our body​

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Cereals are nothing but GRAINS ,which contain HIGH protein CONTENT eg.oats,maizeetc

34.

83.HowdoesevoporationcouseCooling ​

Answer»

ANSWER:

it MAYBE HELPFUL to you

35.

Please mark me as a brainlist answer my lovely friends whenever I will answer your questions ​

Answer»

PLEASE STOP ASKING these QUESTIONS.

36.

) You must be knowing about cereals. Can you delnutrients they supply to our body?cereals. Can you deme them and tell whatet foue other​

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Answer:

Grains, also called cereal or cereal grains, are the seeds of grasses (gramineae). A typical grain consists of the testa, the aleuronic layer, the embryo and the endosperm. The embryo is the LIVING part of the grain, and is very rich in nutrients. Most nutrients (e.g. protein, vitamins and minerals) are concentrated in the aleuronic layer, whilst the endosperm consists mainly of starch.

With the advent of agriculture in the early history of human civilisation, grain consumption became prominent, especially in developing countries. Grains constitute a major SOURCE of energy in most households today, and occupy the BASE of food pyramids. Examples of grains are wheat, MAIZE, rice, barley oats, millet and sorghum.

Nutritional value of grains

Grains and grain products are important SOURCES of energy, carbohydrate, protein and fiber

hope it helps you

plz make it as brainliest

37.

What are three steps involed in the preparation of soil​

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Answer:

In AGRICULTURE, ploughing, leveling, and manuring are the three steps of soil preparation. Ploughing includes loosening and digging of soil.

Explanation:

First you plough the FIELD...

Then you LEVEL it.

Then fertilized it to grow plants!.

38.

Which is magnification of lens...what is magnetic field....what is solenoid​

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ANSWER:

MAGNIFICATION of LENS is defined as the ratio of LENGTH of image to the length of object.

39.

if we write something on black board and leave it uncleaned for a considerable period of time them it becomes day difficult to clean it why?​

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Answer:

Because.

Explanation:

If we write something on a black board and leave it uncleaned for a PERIOD say 10 - 15 days, we will FIND that it BECOMES quite difficult to clean the blackboard afterwards. This is due to the fact that some of the particles of CHALK have DIFFUSED into surface of the board.

40.

Write any five vitamins and their dificiency disease.​

Answer»

Vitamin A night blindness

Vitamin B2 chelosis cracked lips

Vitamin B12 Anaemia (pernicious)

Vitamin E sterility

Vitamin C survey

I hope this HELPS ( ╹▽╹ )

41.

Write the right Answer ​

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Answer:

1.True ,2.False,3.False,4.True,5.True

42.

What is the best way to deal with garbage1. reuse, reduce, reycle​

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ANSWER:

All of them.

Explanation:

Reusing can save cost.

Reducing mean you USE less.

And RECYCLE saves the PLANET.

43.

Name two chemicals used to preserve jams and squashes​

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ANSWER:

Explanation:

Dear mate,

Here's your answer...

SODIUM Metabisulphite is the CHEMICAL that is used to preserve JAMS and squashes.

Hope it helps you !!

44.

Give three reasons soil should we turned and loosened​

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Explanation:

We should turn and loosen soil as it creates SPACES to allow AIR ENTER, WORKING as a ventilator.

45.

What is chemistry......how many part of science...what is magnification....jldi kr​

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ANSWER:

The study of chemical and its use is called chemistry....

there are three PARTS of science :-

biology

chemistry

physics

magnification is the ratio of an IMAGE DISTANCE to the object distance....

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46.

& Explain why antacid tabletsfare taken wehen a personSeelfers from acidity.me Los​

Answer»

Explanation:

Because antacid will nuetralise EXTRA AMOUNT of acid RELEASED in STOMACH

47.

2. Scurry is caused by the lack of ______(a) vitamin A(b) vitamin B (C) vitamin C(d) Phosphorus3 Proteins are known as________(a) Energy - giving food(b) Body - bulding food(c) Protective food(d)None of them​

Answer»

ANSWER:

Vitamin c

ENERGY giving FOOD

48.

What happens to the food once we eat them​

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Explanation:

the food breaks down into smaller particle...

by the help of our tounge, teeth,and SALIVA...

then the food goes down in our STOMACH by the help of. spinal CORD then the digestive system Starts working.....

hope it works out

mark as Brain LIST.....

49.

What is air pollution, water pollution soupollution how it is cause, what are it's effects, howcan we control it​

Answer»

certainly! We can

Explanation:

Air pollution refers to any physical, chemical or biological change in the air. It is the contamination of air by harmful gases, dust and smoke which affects the plants, animals, and humans drastically.

There is a certain percentage of gases present in the atmosphere. An increase or decrease in the composition of these gases is harmful to survival. This imbalance in the gaseous composition has resulted in an increase in earth’s temperature which is known as global warming.

CAUSES.....

Burning of Fossil Fuels

The combustion of fossil fuels emits a large amount of sulphur dioxide. Carbon monoxide RELEASED by INCOMPLETE combustion of fossil fuels also results in air pollution.

Automobiles

The gases emitted from vehicles such as jeeps, trucks, cars, buses, etc. pollute the environment. These are the MAJOR sources of greenhouse gases and also result in diseases among individuals. and many more.

Air Pollution Control

Following are the measures one should adopt to control air pollution:

Avoid Using Vehicles

People should avoid using vehicles for shorter distances. Rather they should prefer public modes of transport to travel from one place to another. This not only prevents pollution but also conserves energy.

Energy Conservation

A large number of fossil fuels are burnt to generate electricity. THEREFORE, do not forget to switch off the electrical appliances when not in use. Thus, you can save the environment at the individual level. Use of energy-efficient devices such CFLs also controls pollution to a greater level.

Use of Clean Energy Resources.

i HOPE it will be helpful to you .Thank You!

50.

Write two properties of colloid ​

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Answer:

•The COLLOID solution appears HOMOGENEOUS but is heterogeneous.

•The colloid solution scatter a beam of light passing through it( It Shows TYNDALL Effect). Hope my answer HELPS you.