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.

Wind turbines convert _ energy to _. (fill in the blanks)

Answer» WIND ENERGY into ELECTRIC energy
2.

IUPAC names for any 10

Answer»

CARBON ATOMS prefix

1                          meth-

2                          eth-

3                          prop-

4                          but-

5                          pent-

6                          hex-

7                          hept-

8                          oct-

9                          non-

10                           DEC-

3.

लेन्स कि क्षमता का SI मात्रक(a)स्पक्ट्र्म(b) विभातर(c) डाइऑप्टर(d) स्पेकट्र्म

Answer»

Its (C) DIOPTRE :) UR WELCOME

4.

Describe thefunction of hormone secreted by the pituitary gland

Answer»

Pituitary GLAND is the master gland and CONTROLS all other glands of the body. It SECRETES GROWTH hormone in body.

5.

All formulas used in electricity chapter class 10 science

Answer»

QuantityFormulasUnit Current I I = Q / t

Q = Charge

t = time taken

 Amperes (A) VOLTAGE VV = E / Q

or

V = W / Q

E = Energy, W = Work done

 VOLTS (V) Resistance R R = ρl / A

ρ = Resistivity,

l = LENGTH,

A = AREA

 Ohm (Ω) Resistance R R = V / I ohm (Ω) Power P P = VI Watts (W) Conductivity σ sigma = 1 / ρ Siemens per meter (S/m)

6.

If all the things can pass through air and water then why not the sound waves we

Answer»

Sound Waves

Sound movement is described as a WAVE. Sound waves MOVE through different substances, or mediums, by vibrating the particles in that substance. Sound waves either compress or refract the particles, and the compression or refraction travels OUTWARD from the original source of the sound.

Answer and Explanation:

Sound waves cannot travel through a vacuum. A vacuum is an area where there are no liquids, gases, or solids of any kind. That is, there is absolutely nothing in a vacuum. If there are no substances, then there are no particles for the sound waves to vibrate, which MEANS the sound waves cannot travel.

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7.

Arthropoda is the largest animal phylum.It includes animals like crabs, spiders, lobsters, centipedes, insects, mites and millipedes.About 84 percent of all known species of animals are members of this phylum.

Answer»
8.

what is gravitational acceleration of spaceship at a distance equal to two Earth's radius from the centre of earth

Answer»

G1/g = (R/R+h)2
g1/g = (R/2R)​2
g1/g = 1/4
g1 = g/4
=9.8/4
=2.45m/s2

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9.

Difference btwn powerloom and handloom

Answer»

Handloom:

A hand loom is a simple machine used for weaving. In a wooden vertical-shaft LOOMS, the heddles are fixed in place in the shaft. This loom is POWERED by hand. The warp threads pass alternately through a heddle, and through a space between the heddles (the shed), so that raising the shaft raises half the threads (those passing through the heddles), and lowering the shaft lowers the same threads—the threads passing through the spaces between the heddles remain in place.

POWER Loom:

A power loom is a type of loom that is powered mechanically instead of using human power to weave PATTERNS or thread into cloth. The power loom is an invention that combined threads to make cloth. Power looms were assembled in the weaving shed of a mill and driven by a steam engine by belts from overhead shafting. Power looms were a major advance over the hand looms used before.

Hope its help you...

Thank you..
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10.

What will happen if the natural flow of energy in an ecosystem is disrupted?explain with an example

Answer»

There are several different factors that control the primary productivity of energy and biomass flow. Energy flow is the amount of energy that moves through a food chain. The energy input, or energy that enters the ecosystem, is measured in Joules or calories. Accordingly, the energy flow is ALSO called calorific flow. In the study of energy flow, ECOLOGISTS try to quantify the importance of different species and feeding relationships.

The largest source of energy for an ecosystem is the sun. Energy that is not used in an ecosystem is eventually lost as heat. Energy and NUTRIENTS are passed around through the food chain, when one organism eats another organism. Any energy remaining in a dead organism is consumed by decomposers. Nutrients can be cycled through an ecosystem but energy is simply lost over time.

An example of energy flow in an ecosystem would begin with the autotrophs that take energy from the sun. Herbivores then feed on the autotrophs and change the energy from the plant into energy that they can use. Carnivores subsequently feed on the herbivores and, finally, other carnivores prey on the carnivores.

In each case, energy is passed on from one trophic level to the next trophic level and each time some energy is lost as heat into the environment. This is due to the fact that each organism must use some energy that they received from other organisms in order to survive. The top consumer of a food chain will be the organism that receives the least amount of energy.

Hairston and Hairston (1993 , believe that there is a cause and effect relationship that results in any given trophic structure. Specifically, they state that it is trophic structure, rather than ENERGETICS that controls the amount of energy consumed at each trophic level and that "ecological efficiencies" are the PRODUCT of a trophic structure, not a determining factor. Further, they state that trophic structure is instead the result of competition and predator-prey interactions. It is important to remember that many species may occupy each trophic level and are so subject to interspecific competition. This is especially true for producers, carnivores, and decomposers (Hairston, Smith, and Slobodkin, 1960)


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11.

Please tell all the steps of reflex action an example

Answer»

A reflex action is an unconscious, involuntary and instantaneous movement or response due to a stimuli.

The reflex action is an unconscious action as it does not require the INVOLVEMENT of the brain rather the USE of nervous pathways known as reflex arcs. 

An example of a reflex action is the instant DRAWING back of the arm from a hot object. 

Here is how a reflex action takes place:
Stimulus → receptor → sensory neurone → relay neurone → motor neurone → effector

A stimulus is the agent causing neurotransmission. Stimulus evokes the functional reaction of part of body or organ that is required.

An effector is any part of the body that produces the response. Examples of effectors are muscles that move the arm and GLANDS that produce hormones. 

This is what happens:

Receptor detects a stimulus(change in the environment)------>Sensory neurone sends signal to relay neuron---->Motor neuron sends signal to effector---->Effector produces the desired response


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12.

What is a characteristics of subkingdom phanerogams

Answer»

The sub-kingdom Phanerogamae consists of plants that bear seeds with evident reproductive organs called as “Flowers”. They are the most advanced plants, with WELL-developed roots, leaves, stems, and flowers.



The sub-kingdom Phanerogamae is divided into 2 GROUPS – Angiosperms and GYMNOSPERMS, BASED on the presence or absence of fruits, or the presence of naked ovules or protected ovules.



The main characteristics of Phanerogams are:



1.       They have a saprophytic body, and is well differentiated into true roots, stems, and leaves.



2.       Well developed vascular tissues are present, which forms the vascular system.



3.       Well-developed, multi-cellular sex organs are present.



4.       After fertilization, the embryo DEVELOPS from the fertilized egg.

13.

Causes of poverty in india

Answer»

I HOPE i will HELP U

14.

What is sexual reproduction in rabbit

Answer»

According to the BIOLOGY the reproduction is regarded as the process of producing the young one of their own kind . And this reproduction is again divided into TWO BROAD CATEGORIES :-

1). Asexual reproduction :- It is the process in which only one sex cell is involved and there is no fusion of the male or female sex cells (gametes) .

Ex : bacteria , amoeba , yeast , etc

2) SEXUAL reproduction :- It is reproduction in which two or more parents cells are involved and there is fusion of the male and female sex gametes

Ex : rabbit , human , and in many other mammals , etc

15.

Chromatic aberration is caused by _____.imperfect shape of lensdifferent refraction of the light spectrumuneven reflection of light colorsuneven filtering of various color

Answer» IMPERFECT SHAPE of LENCE
16.

A student was provided with four samples of manganese, zinc, sodium iron and copper metal. He subjected them to some chemical treatment. Which one of these (a) Will not displace hydrogen from dilute HCI? (b) Will react only with steam to evolve hydrogen gas? (c) Will evolve hydrogen gas with dil. HN03? (d) Will be displaced from its salt solution by all other metals?

Answer»

"Given:A student was provided with four samples of manganese, ZINC, sodium iron and copper metal. He

subjected them to some chemical TREATMENT.

Here are the answers:

(a) Will not displace hydrogen from dilute HCI: Copper

(b) Will REACT only with steam to evolve hydrogen gas: Iron

(C) Will evolve hydrogen gas with dil. HN03: Manganese

(d) Will be displaced from its salt solution by all other metals: Copper"

17.

Which app may cause cyber crime??

Answer»

There are some HACKER apps don't us ethem as it MAY cause CYBER CRIME

18.

Collect more information about reasons for avoiding chemical pesticides

Answer» PESTICIDES can prevent SICKNESS in HUMANS that could be CAUSED by maldy food or DISEASED produce.
19.

Name two greenhouse gases which one of them produces the maximum greenhouse effect

Answer» CARBON DIOXIDE and SULPHUR dioxide and ALSO METHANE
20.

As the speed of a fluid increases, ____.a.the pressure decreasesc.the force decreasesb.the pressure increasesd.the volume decreases

Answer»

A. The PRESSURE DECREASES

21.

मेलबिन कॅलविन का जन्म कब हुआ ?(a) अगस्त 1910(b) अप्रैल 1910(c)जनबरी 1901(d)अप्रैल 1911

Answer» OPTION B is CORRECT
APRIL 1910
22.

केल्विन चक्र के तीन चरण कौन -कौन से हैै ?(a) रिडक्शन(b) कार्बोक्सिलीकरण(c)रिजेनरेशन(d) उपरोक्त तीनो

Answer»

⏬⏬Here is the Answer⏬⏬



❤___________________❤



⭐⭐⭐(B)⭐⭐⭐


✌✌Høpe it's HELP you ✌✌

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23.

How to convert carbon dioxide into oxygen

Answer»

The exhaust of the engine passes through the catalytic converter that converts CO to CO2. USING both of these techniques, you can convert CO to O2. Assemble a gas delivery system that DIRECTS the carbon monoxide through a hot catalytic converter and into a GREENHOUSE filled with HIGH foliage PLANT life.

24.

विहाइड्रोजनन के परिणामस्वरुप क्या बनते है ?(a) हैलोजनंन(b) फ्रिनॉल(c) ऐल्डिहाइड या कीटोन(d) कोल्ब अभिक्रिया

Answer» HALOGENS ...........
25.

Phylogenetic system of classification is based ona.Morphological features b. Chemical constituents c. Floral characters d. Evolutionary relationship

Answer»

⏬⏬Here is the answer⏬⏬

⭐⭐⭐(D) EVOLUTIONARY RELATIONSHIP ⭐⭐⭐

✌✌Hope it's HELP you✌✌

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26.

Appliactions of edge detection?

Answer»

The present and near FUTURE main APPLICATION areas of ED are robotics vision (e.g. in self-driving vehicles) and classification of medical images.Edge detection is another widely used methodology in image processing and computer vision applications for detecting the DISCONTINUITY. These discontinuities are due to abrupt changes in pixel intensity which characterizes boundaries of OBJECTS in a scene. There are MANY methods to make edge detection.

27.

Which gas is evolved when ammonium chloride is added to water

Answer» HEY there!!☺️
.
.
.
ANSWER :- HCL GAS is evolved.

Thanks ;-)
28.

Different between soap and detergent

Answer»

The Fundamental DIFFERENCE between soap and detergent is that SOAPS are producing from NATURAL ingredients, which DETERGENTS are made by synthetic.

29.

Give one use each of a convex mirror

Answer»

Are USE in VEHICLES MIRROR

30.

With the help of a flow chart explain in brief how the of a new born is genetically determined in humans ?

Answer»

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31.

Who am I???.. a)I am chemical factory of the cellb)I support the cell ,but l am not cell wall .l have a body resembling netc) I am single layered,but maintain cellular osmotic pressure

Answer»

A) mitochondria
B) cytoplasm
C)CELL membrane

32.

What do the ovaries become after fertilisation

Answer» OVARIES fuse with sperm TIS is CALLED fertilisation and the FUSED gametes is called feotus
33.

Nucleolus mitochondria plastids endoplasmic reticulum find odd man out from them

Answer» NUCLEOLUS because OTHERS are CELL ORGANELLES
34.

an electrolyte cell consists of cathode anode and an electrolyte true or false give me answer quickly please

Answer»

Yes an ELETROLYTE CELL consist of cathode ANODE eletrolyte and ELECTRIC circuit

35.

it is possible to see the polestar for the people who live in the southern hemisphere of the earth why

Answer»

Yes, BCZ polestar is ALWAYS PRESENT in NORTH

36.

Write the true or false .. humus make the soil fertile .

Answer» hey \: mate \: \\ how \: are \: you \: \\ \\ hers \: the \: answer \: to \: your \: question \: \\ as \: your \: question \: says \: state \: true \: or \: false ....\: \\humus \: make \: soil \: fertile \: \\ so \: your \: answer \: is \: true \: \\ because \: humus \: makes \: soil \: fertile \: \\ \\ hope \: it \: helps \: you \: \\ have \: a \: great \: day \: \\ be \: brainly \: \\ \\ \\ rajshree
37.

State any two dangerous of electricity if handled carelessly

Answer»

1. U MAY get shock and EVEN critical condition leading to death.
2. Its also possible that the entire CIRCUIT will be SORTED and LEADS to fire which can be very harmful both for money and people.

38.

প্রথম আবিষ্কৃত অ্যানটিবাইটিক এর নাম কী

Answer» HEY there!!☺️
.
.

Answer:-. The first discovered ANTIBIOTICS was penicillin it was discovered by Alexander Fleming.



◆Penicillin is a group of antibiotics which include penicillin G, penicillin V, procaine penicillin, and benzathine penicillin




Thanks

HOPE it helps u
39.

Why is an electromagnet used instead of a permanent magnet in magnetic crane

Answer»

Because ELECTROMAGNET has more STRENGTH than PERMANENT MAGNET

40.

इन्सुलिन के अल्प स्त्रवण से कौनसा रोग हो जाता है ?(a) हैजा(b) बेरी-बेरी(c) टाइफाइड(d) मधुमेह

Answer» HEY FRIEND, I THINK the ANSWER is D.
41.

बीज सुधार का प्रमुख उद्देश्य क्या होता है ?(a) संवेदनशील(b) अनुकूलन(c) अधिक उपज(d) कीट प्रतिरोधकता

Answer» HEY FRIEND, I THINK the ANSWER is D
42.

Why do bird do not get an electric shock on wire

Answer»

Because of that the circuit is not COMPLETED when BIRD SIT on the ELECTRIC WIRE

43.

What is the balance reaction of calcium oxide is mixed with water

Answer»

Cao+H2o ->CA(OH)2+heat

44.

Pole of a magnet exist in

Answer»

Mostly NORTH side (ESPECIALLY for BAR MAGNET).

45.

Name 2 factors which can be used to find whether river water has been contaminated ?

Answer» FIND weather there is extra GREEN LATER on water
46.

What is merits of wave energy ?

Answer»

The merit of wave energy......
Advantages of Wave Power. PLANET, and its WAVES contain powerful energy! This wave energy has great POTENTIAL to provide humanity with a renewable energy source that could HELP humanity transition to a sustainable energy future

47.

Why are filament of incandescent lamp made of thin tungsten wire?

Answer» hey mate

here is your answer

______________________________

Tungsten has LOW Resistivity and as such only a thin WIRE film in bill high resistance necessary to produce in large amount of heat to light the WORLD brilliantly brother tungsten has very high MELTING point 3300 Kelvin and as much the filament will not work at the high temperature 2400 Kelvin at which it becomes incandescent

so cause the filaments of incandescent LAMPS made of thin tungstan wire.

be brainly
48.

Any one has science 10th std ssc Maharashtra imp.

Answer»

HEY MATE I AM ALSO FROM MAHARASHTRA AND I AM IN 10TH STD SO OF WHICH SUBJECT DO YOU WANT IMPORTANT NOTES

49.

Write any two difference between monocots and dicots

Answer»

Roots: Fibrous vs. taproot

Once the embryo begins to grow its roots, another structural difference occurs.

Monocots tend to have “fibrous roots” that web off in many directions. These fibrous roots occupy the upper level of the soil in comparison to dicot root structures that dig deeper and create thicker systems.

Dicot roots also contain one main root called the taproot,where other, smaller roots branch off. 

Despite the type of plant, roots are essential to the plant’s growth and survival, therefore encouraging a deeper and more EXTENSIVE root system that can help INCREASE the health of the plant.

 

Stems: Arranging the vascular tissue

As the monocots DEVELOP, their stems arrange the vascular tissue (the circulatory system of the plant) sporadically. This is extremely unique compared to dicots’ organized fashion that arranges the tissue into a donut-looking structure (see figure).

The way a stem develops is important to note. Stems are in charge of supporting the entire plant and help position it to reach as much sunlight as POSSIBLE. The vascular tissue within the stem can be thought of as a circulatory system for bringing NUTRIENTS to each portion of the plant.

 

50.

Which of the following are effects of environmental change on populations? speciation and a decrease in resources loss of habitat and impacts on growth and development a decrease in resources and loss of habitat speciation and extinction

Answer»

No....................