Question Discussion & Solution

Given equation: 49 A 7 B 5 C 6 = ?

After interchanging alphabets: 49 ÷ 7 + 5 × 6 = ?

7 + 30

37

Hence, ‘37’ is the answer.

The correct answer is Payal Jangid.

• Payal Jangid has been awarded the 'Changemaker Award' by the Bill and Melinda Gates Foundation for the year 2019.

Key Points

• Bill and Melinda Gates Foundation:
  • Founded by Bill Gates and his wife Melinda Gates this organization help people lead healthy, productive lives.
  • In developing countries, the organization focuses on improving people's health and providing them with the chance to lift themselves out of hunger and extreme poverty.
  • Its headquarters is in Washington, USA.
  • Payal Jangid was awarded the 'Changemaker Award'  at Goalkeepers Global Goals Awards 2019.
    • She was awarded for her work towards the abolition of child marriage in her village.
  • Her mentors were Nobel Peace Laureate Kailash Satyarthi and child rights activist Sumedha Kailash.
  • Prime Minister Narendra Modi was honoured with the Global Goalkeeper award of 2019.

Additional Information

• Apurvi Singh Chandela is a shooting player and competes in 10m rifle events.

Given Word : INTOXICATE

OCTANE → INTOXICATE → Can be formed

ACNE → INTOXICATE → Can be formed

ACTION → INTOXICATE → Can be formed

CENTRE → INTOXICATE → as R and second E is missing → cannot be formed

The correct answer is Fermentation. Key Points

• The name of the process which converts milk into curd is lactic fermentation and in this process, the lactose sugar of the milk is converted into lactic acid by lactic acid bacteria.
• The acid thus produced curdles the milk and gives it a sour taste.
• During the fermentation process, lactose fermenting bacteria utilize lactose of milk to gain energy.
• Fermentation is an enzyme-catalyzed, the metabolic process whereby organisms convert starch or sugar to alcohol or an acid anaerobically releasing energy.
• The science of fermentation is called “zymology”.
• Types of Fermentation
  • ​Homo fermentation: only one type of product formation
  • Hetero fermentation: more than one product formed
• Examples of Products Formed by Fermentation
  • ​Beer, Wine, Yogurt, Cheese, Certain sour foods containing lactic acid, including sauerkraut, kimchi, and pepperoni.
  • Bread leavening by yeast.
  • Sewage treatment.
  • Some industrial alcohol production

Additional Information

The correct answer is Shark — Tortoise — Otter.

Key Points

• Shark - Scientists believe that sharks came into existence around 400 million years ago. It is believed that they descended from a small leaf-shaped fish that had no eyes, bones on fins.
  • These fish then evolved into two main groups of fish that are found today.
  • Bony fish and cartilaginous fish which include shark and Chimaira.
  • Sharks are on the top of the marine food chain and are the only huge marine reptiles that exist today.
• Tortoise is believed to have existed for 250 million years.
  • They belong to the reptile species of the family Testudinidae.
  • Tortoise has a hard shell to protect from the outside environment. They are believed to have evolved from very large body sizes of around 100 kgs. They are among the longest-living land animals in the world.
• Otters are believed to have existed on earth for the past 23 million years.
  • They have evolved significantly and have gone through many adaptations to survive till this time.

Additional Information

• They have the ability to move both on water and land except sea otters. The rest of the otters have webbed feet which help them to move in the water.
• They have five toes which help them to move on land as well. It is believed that they were once land animals only but they ended up going in the water to be safe from predators.
• It is also believed that the food sources were available in limited quantities on land so they started hunting in water to survive.