Question Discussion & Solution

The correct answer is option 3 i.e Jalore.

• Drum Folk Dance:
  • It is performed on marriages by only men in Jalore.
  • In this dance, five men beat huge drums that are tied around their necks.
  • One dancer holding a huge cymbal in their hands, also accompany the drummers.
  • One dancer holds a naked sword on his mouth and juggles with the other three dancers.
  • Important person: Jay Narayan Vyas.
• Bindori:
  • It is the folk dance of Jhalawar.
  • This dance is to be done on the occasion of marriage or Holi.
  • The dancer wears Dhoti Kurta and dance in the group.
  • This dance is performed with the help of a stick. It looks like the Garba dance of Gujrat.
• Bhavai Folk Dance:
  • It is performed in the regions of Udaipur, Chittorgarh, Banswara, Dungarpur.
  • Performed by male or female dancers on the occasions of marriages.
  • Bhavai dance basically involves women dancers balancing 8 to 9 earthen-pots (matki’s) on their heads and dancing simultaneously.
  • Additionally, dancers also put their feet on the top of glass pieces or on the edge of a naked sword or on the rim os a brass thali (plate) during the performance.

The correct answer is Vitamin A.

Key Points 

• Night blindness is the inability to see well at night or in poor lighting conditions. 
• Night blindness is also called nyctalopia.
• Night blindness is often caused by Vitamin A deficiency.
• Night blindness is also caused by nearsightedness or cataracts.
• Foods that provide Vitamin A are carrots, sweet potatoes, eggs, milk, milk products, etc. 

Additional Information 

Given: MADRAS is coded as NBESBT.

Logic: Adding 1 to the positional values of the letter, as shown below:

Similarly,

Hence, CPNCBZ is the correct answer.

The correct answer is Afforestation.

• Afforestation is not a cause of soil erosion.

Key Points

• Afforestation is planting trees on an area of land in order to form a forest.
• Removal of the top layer of soil when it is exposed to wind and rain is easily blown or washed away. This condition is known as soil erosion.
  • Basically, the soil cover is removed by two powerful agents– (i) Running water, (ii) Wind.
• Deforestation, overgrazing, floods, Landslides and heavy rainfall have led to soil erosion.

The correct answer is OMR.

Important Points

• Optical mark recognition
  • It is the input device used to scan a marked answer book of a multiple choice question paper.
  • An optical answer sheet or bubble sheet is a special type of form used in multiple-choice question examinations. 
  • Optical mark recognition is used to detect answers.

Additional Information

• OCR
  • ​OCR (Optical Character Recognition) recognizes all the characters from the paper document.
  • It collects and stores them into an editable document.
• ​MICR
  • ​The term magnetic ink character recognition (MICR) refers to the line of numbers that appears at the bottom of a check.
  • The MICR line is a group of three numbers, which are the check number, account number, and bank routing number.
• Card reader
  • A card reader is a data input device that reads data from a card-shaped storage medium.