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.

The change in TR due to the state of an additional units is called (A) Total Revenue (B) Average Revenue (C) Marginal Revenue (D) Revenue

Answer»

(C) Marginal Revenue

2.

The change in TR due to the sale of an additional unit is called (a) Total revenue (b) Marginal revenue (c) Average revenue (d) Revenue

Answer»

(b) Marginal revenue

3.

The year of great depression (A) 1920 (B) 1889 (C) 1929 (D) 2018

Answer»

Correct answer is (C) 1929

4.

Easy availability of credit encourages (a) Savings (b) Investment (c) Rate of interest (d) None of the above

Answer»

(b) Investment

5.

What do you mean by fixed cost?

Answer»

1. Fixed Cost does not change with the change in the quality of output. 

2. Fixed Cost is also called as “Supplementary Cost “or Overhead Cost”. 

3. All payments for the fixed factors of production are known as Total Fixed Cost.

6.

Name the basic approaches to consumer behaviour?

Answer»

There are two basic approaches, namely: 

1. Utility approach

1. The utility approach involves the use of measurable (cardinal) utility to study consumer behaviour. 

2. Marshall is the chief exponent of the utility approach to the theory of demand. It is known cardinal utility analysis or marginal utility analysis or marshallian utility analysis.

2. Indifference curve approach: The indifference curve approach was the idea of comparable utility [ordinal utility] J.R. Hicks and R.G.D. Allen introduced the indifference curve approach.

7.

Easy availability of credit encourages (A) Savings (B) Investment (C) Rate of interest (D) None of these

Answer»

(B) Investment

8.

Fill in the blanks of the following :(i) Scarcity of resource gives raise to ________(ii) _________ is determined at the point where the demand for labour and supply of labour curves interest.(iii) Competitive behavior and Competitive market structure are in general __________ related(iv) _________ goods will not pass through any more stages of production.(v) Financial year runs form ___________ to __________ India.

Answer»

(i) Problem of choice

(ii) Wages

(iii) Perfect 

(iv) Final

(v)1st April, 31st March

9.

Fill in the blanks:Scarcity of resources gives raise to_____

Answer»

Scarcity of resources gives raise to Problem of choice.

10.

Mention any two functions of money.

Answer»

(a) Medium of exchange – Money acts as a medium for the sale and purchase of gods and services. 

(b) Measure of value – Money serve as a measure of value in term of unit of account.

11.

What are the four factors of production ? And mention their rewards.

Answer»

(a) Land-Rent 

(b) Labour-Wages 

(c) Capital-Interest 

(d) Entrepreneur-profit

12.

Calculate the APPs and MPPs of a factor from the following table.Level of factor employmentTPP0015212320428535640742

Answer»
Level of factor employment TPPAPPMPP
00
1555
21267
206.6
42878
5 3577
6406.65
74262

13.

State the conditions needed for profit by a firm under perfect competition.

Answer»

The following conditions needed for profit by a firm under perfect competition: 

The Price P must be equal to MC. 

Marginal cost must be non-decreasing at q0.

The firm to continue to produce, in the short run, price must be greater than the average variable cost and in the long run, price must be greater than the average cost.

14.

Originally, a product was selling for Rs. 10 and the quantity demanded was 1000 units. The product price changes to Rs. 14 and as a result the quantity demanded changes to 500 units. Calculate the price elasticity

Answer»

ep = ∆q/∆p x p/q

= 500/4 x 10/1000

= 1.25.

15.

A person’s total utility schedule is given below. Derive marginal utility schedule. Amount ConsumedTotal utility00110225338448555

Answer»
Amount ConsumedTotal utilityMarginal utility
000
11010
22515
33813
44810
5557

16.

Calculate (i) GNP at market prices; (ii) private income; (iii) personal income.HeadsAmount in Rs. crores1. GDPfc3702. Income from domestic product accruing to private sector2903. Net current transfers from abroad504. Net indirect taxes605. Net other current transfers from abroad 356. Net factor income from abroad–307. Saving of the private corporate sector258. Corporation tax 5

Answer»

(i) GNPmp = (1) + (4) + (6) = 370 + 60 + (–30) 

= Rs. 400 crores.

(ii) Private income = (2) + (3) + (5) + (6) 

= 290 + 50 + 35 + (–30) = Rs. 345 crores.

(iii) Personal income = Private income – (7) – (8) 

= 345 – 25 – 5 = Rs. 315 crores.

17.

An economy produces two goods: T-shirts and cell phones. The following table summarizes its PPC. Calculate the marginal opportunity costs of T-shirts at various combinations. (NCERT)T-shirts (in millions)Cell phones (in thousands)0900001 800002680003520004340005 10000

Answer»
T-shirts (in millions)Cell phones (in thousands)Marginal opportunity cost
90000-
18000010000
26800012000
35200016000
43400018000
51000024000

18.

Estimate GDP at factor cost by expenditure and income methods from data given below.HeadsAmount in Rs. crores1. Compensation of employees352902. Govt. final consumption expenditure110413. Private final consumption expenditure713664. Operating surplus157945. Gross fixed capital formation210016. Change in stocks51437. Mixed income of self employed371358. Consumption of fixed capital66519. Net indirect taxes1220310. Net exports–1478

Answer»

Expenditure method

GDPfc = (2) + (3) + (5) + (6) + (10) – (9) 

= 11041 + 71366 + 21001 + 5143 + (–1478) – 12203 

= Rs. 94870 crores.

Income method

GDPfc = (1) + (4) + (7) + (8) 

= 35290 + 15794 + 37135 + 6651 

= Rs. 94870 crores.

19.

Write steps of construction to prepare bias strip.

Answer»
  • First, find the true bias of the fabric by folding fabric with lengthwise grain parallel to the crosswise grain. The fold edge is the true bias. 
  • After locating the true bias, draw the width and the number of strips needed for the required length and then cut it. 
  • Many times the bias stripes are not long enough to complete a continuous sewing step. Adequate number of strips must be joined before starting to sew bias binding or facing. 
  • Now place the cut out bias strips at right angles, right side facing right side. 
  • Stitch bias strips with a ¼” seam allowance at angles.
  • Continue to join bias strips as needed for the desired length.
20.

Enlist different classes of milk.

Answer»

double toned mil, skimmed milk, full cream milk and standardized milk

21.

Enlist different classes of seed.

Answer»

Major classes of seed are: Nucleus seed, Breeder’s seed, Foundation seed & Certified seed.

22.

Enlist major oils seed crops grown in India. Discuss cultivation of mustard.

Answer»

Major oils seed crops grown in India: Mustard, groundnut, soybean and sunflower 

Cultivation of mustard 

Soil and Climatic requirements: Mustard is basically cultivated in temperate region, require an annual precipitation of 40-100 cm. Soil sandy loam with no water-logging. 

Varieties: Some promising varieties of mustard are as under:

S.No.CropVarieties
1Indian mustard (Brassica juncea)RH9304, RH9801,RH30, RH819, T-59
2Karan Rai (Brassica carinata)Pusa Sawarnim, PusaAditya
3Brown Sarson (Brassica rapa var.brown sarson)BSH-1, Pusa Kalyani, KBS-3
4ToriaTH68, Sangam and TL15, Bhawani

Seed and sowing method: For irrigated condition, 3-4kg seed is sufficient for sowing of one ha area whereas, the seed rate can be increased to 5 kg/ha under rainfed condition. 25th September to the first fortnight of October is the most appropriate time of sowing mustard crop in conserved moisture.

Nutrient requirements: Forrainfed crop, apply 40kg N and 20kg P2O5/ha. In irrigated areas apply 60kg N, 20kg P2O5 and 25kg K2O/ha

Major diseases and management 

White rust Downy mildew and Alternariablight are major diseases of mustard. For the control of white rust, Alternaria and downy mildew spray Mancozeb 1.5 kg/ha at initial appearance of white rust or Alternaria and repeat the spray 1-3 times after 15 days.

Pest management 

Mustard aphidis major pest of mustard. Spray the crop with 625 to 1000 ml oxydemeton methyl (Metasystox 25E C) or dimethoate (Rogor) 30 EC after diluting it in 625 to 1000Lwater/ha.

Harvesting, threshing and yield 

Usually rapeseed-mustard crops are harvested as soon as 75% of the pods turn yellow and moisture content of the seed is around 30 to 40%. Under normal

23.

Enlist five oils seed crops grown in India. Discuss cultivation of mustard.

Answer»

Major oils seed crops grown in India: Mustard, groundnut, soybean and sunflower 

Cultivation of mustard

Soil and Climatic requirements: Mustard is basically cultivated in temperate region, require an annual precipitation of 40-100 cm. Soil sandy loam with no water-logging. 

Varieties: Some promising varieties of mustard are as under:

S. NoCropVarieties
1Indian mustard (Brassica juncea)RH 9304, RH 9801, RH 30, RH 819, T-59
2Karan Rai (Brassica carinata)Pusa Sawarnim, Pusa Aditya
3Brown Sarson (Brassica rapa var. brown sarson)BSH-1, Pusa Kalyani, KBS-3
4ToriaTH 68, Sangam and TL 15, Bhawani

Seed and sowing method: For irrigated condition, 3-4 kg seed is sufficient for sowing of one ha area whereas, the seed rate can be increased to 5 kg/ha under rainfed condition. 

25th September to the first fortnight of October is the most appropriate time of sowing mustard crop in conserved moisture.

Nutrient requirements: For rainfed crop, apply 40 kg N and 20 kg P2O5/ha. In irrigated areas apply 60 kg N, 20 kg P2O5 and 25 kg K2O/ha

Major diseases & management

White rust Downy mildew and Alternaria blight are major diseases of mustard. For the control of white rust, Alternaria and downy mildew spray Mancozeb 1.5 kg/ha at initial appearance of white rust or Alternaria and repeat the spray 1-3 times after 15 days.

Pest management 

Mustard aphid is major pest of mustard. Spray the crop with 625 to 1000 ml oxydemeton methyl (Metasystox 25 EC) or dimethoate (Rogor) 30 EC after diluting it in 625 to 1000 L water/ha.

Harvesting, threshing and yield 

Usually rapeseed-mustard crops are harvested as soon as 75% of the pods turn yellow and moisture content of the seed is around 30 to 40%. Under normal conditions, rapeseed yields about 1.4-2.0 t/ha of seed, while mustard may give 2.0-2.5 t/ha.

24.

Write short notes on any TWO of the following a. Bitter pit b. Fruit cracking c. Major diseases of cole crops

Answer»

Bitter pit : Major disorder of apple….due to Ca deficiency….development of shunken pits during storage…..preharvest sprays of Ca salts…..for reducing its incidence….. 

Fruit cracking: problem in many fruits….citrus, pomegranate….moisture stress……sudden irrigation…..maintain uniform supply of water….Ca and B sprays…GA3 sprays….for management

Major diseases of cole crops: Alternaria Spot (Fungal), Black Leg (Fungal), Black Rot (Bacterial), Club Root (Fungal), Downy Mildew (Fungal), and Rhizoctonia Disease (Fungal)

25.

a. What was the significant gesture associated with ‘khadi’ in the decade 1940’s? b. Discuss evolution of modern Indian fashion in post independence era and 1950’s.

Answer»

a. Khadi- Gandhi's call for complete independence in the 1940s had the objective of uniting the entire country and manifested itself by the burning of all foreign materials/clothes. It was a significant gesture that 'khadi'- traditional, rough, hand spun, woven on charkha. It was not just a fabric but also a symbol of the self reliance, nationalism and resistance to British rule.

b. Post independence & 1950’s.

  • Indian style statement was expanded by India's first Prime Minister, Pandit Jawaharlal Nehru. He consistently exhibited an inimitable style with his well stitched churidar-kurtas, Gandhi to pi and a 'bandh gala' band-collar jacket with a red rose pinned on the lapel. The 'Nehru jacket' as it was known, gave a new direction to menswear fashion in India. 
  • The length of the blouse became shorter. The 'cup' could now be cut as a separate piece with darts and seams. Embellishment though embroidery, mirror work, beads and sequins made blouses more decorative. 
  • Indian women now had the dual responsibility of balancing the household and work outside the home. Optimizing time, she found the 'salwar-kameez' very convenient. Originating from Punjab, this ensemble was adopted as a natural choice irrespective of local and provincial influences. It was initially worn with a short jacket or 'bundi' and a 'dupatta'.
26.

As human consumers become less tolerant of insect damage on fruit, the economic thresholds for fruit pests are likely to: a. Increase b. Remain the same c. Decrease d. No way to tell

Answer»

The economic thresholds for fruit pests are likely to Decrease. 

27.

Age period from 1 month to 2 years of a children is called(a) adoleocence (b) Baby hood (c) adulthood (d) Childhood

Answer»

Age period from 1 month to 2 years of a children is called Babyhood.   

28.

How can team spirit be lost?

Answer»

1. Lack of coordination among staff members. 

2. Overload on Staff at the workplace. 

3. Staff members criticize each other on performance of work. 

4. Poor Communication.

29.

What are important species of honeybees in India ?

Answer»

Important species of Honey Bee of India like the rock bee, India hive bee and European & dormer bee are good features of all for honey bee.

30.

Weight of 1 year child is __________ times of birth weight.(a) 3 times (b) 2 times (c) 4 times (d) None of these

Answer»

Weight of 1 year child is 3 times of birth weight.

31.

Which are domesticated species of honeybees?

Answer» Apis melifera and Apis indica are domesticated species of honeybees.
32.

Family of the Emmalocera deprcsella: a. Chrysomelidae b. Pyralidae c. Anobiidae d. Noctuidae

Answer»

Family of the Emmalocera deprcsella Pyralidae.

33.

Vitamin A is given to child to save from(a) Night blindness (b) Polio (c) Diarrhoea (d) Tetanus

Answer»

Vitamin A is given to child to save from Night blindness.  

34.

The two most important structural insect pests in urban situations are: a. Moths and butterflies b. Spiders and scorpions c. Beetles and flies d. Termites and ants e. None of the above 

Answer»

The two most important structural insect pests in urban situations are Termites and ants.

35.

The meaning of Diet is(a) Food (b) cloth (c) Entertainment (d) Residence

Answer»

The meaning of Diet is Food. 

36.

To save the patient suffering from dehydration -- is given(a) Tea (b) Boiled water (c) ORS solution (d) Cold water

Answer»

To save the patient suffering from dehydration is given ORS solution.   

37.

Describe first and second grade preservatives with examples?

Answer»

First grade preservative- 

Like common salt, vinegar, sugar, natural preservatives (3/2 marks) 

Second grade- 

Chemically synthesiszed products like Sodium Meta Bisulphite, Sodium Benzoate

38.

Food should be protected from(a) fly (b) sun rays (c) air (d) none

Answer»

Food should be protected from fly.

39.

Name two important earthworm species used in vermi-composting.

Answer»

Earthworm species : 

Eisenia foetida, Eudriluseuginae

40.

Write any 2 advantages of self-motivation

Answer»

It increases individual’s energy and activity.

It directs an individual towards specific goals.

It results in initiation and persistence of specific activities, thus keeps him/her active. It affects cognitive processes and learning strategies used by individual for completing similar tasks.

41.

Write THREE major functions of N in plants.

Answer»

Major functions of N in plants are: 

  • It makes plant dark green & succulent. 
  • It promotes vegetative growth. 
  • It is a major component of chlorophyll, which helps in food making by photosynthesis. 
  • It is also a major component of amino acids, the building blocks of proteins.
42.

Write in brief about two important government schemes for food sector?

Answer»

Scheme Important government schemes for food sector: 

  • Mega food parks 
  • Cold chain 
  • Agro processing cluster 
  • Food safety and quality assurance infrastructure etc.
43.

Describe in short the post harvest management process of cereals?

Answer»

Process :

  • Puffing 
  • Flaking 
  • Fermentation 
  • Baking 
  • Extrusion
44.

Discus the concept of safe food and important food regulations.

Answer»

Concept of safe food and important food regulations: 

The Food Safety and Standards Authority of India (FSSAI) have been created under Food Safety and Standards Act, 2006; for laying down science based standards for articles of food and to regulate their manufacture, storage, distribution, sale and import to ensure availability of safe and wholesome food for human consumption.

Food Safety and Standards Act (FSS), 2006 is the primary law for regulation of food products. This act also sets up the formulation and enforcement of food safety standards in India.

45.

Where is the National Centre of Organic Farming located in India?

Answer»

Ghaziabad (UP)

46.

Vegetable and food / fruit produces like Jam, Jelly and sauce are marked with(a) ISI (b) Aggmark (c) FPO (d) All the these

Answer»

Vegetable and food/fruit produces like Jam, Jelly and sauce are marked with FPO. 

47.

File type can be represented by ____________(a) file name(b) file extension(c) file identifier(d) none of the mentioned

Answer» Correct option is (b) file extension

To explain: None.
48.

What is bee-keeping?

Answer»

Beekeeping: Beekeeping (or apiculture) is the maintenance of honey-bee colonies/ hives for honey, beeswax, propolis and royal jelly, etc. besides to pollinate the crops/fruits.

49.

______ is a unique tag, usually a number identifies the file within the file system.(a) File identifier(b) File name(c) File type(d) None of the mentioned

Answer» The correct option is (a) File identifier

To explain: None.
50.

By using the specific system call, we can ____________(a) open the file(b) read the file(c) write into the file(d) all of the mentioned

Answer» Correct option is (d) all of the mentioned

Easy explanation - None.