Question Discussion & Solution

The correct answer is Tartaric acid.

• Tartaric acid is an organic acid that is white and crystalline.

Key Points

• It is found naturally in many fruits like grapes, bananas, tamarind, etc.
• This acid is added to foods as an antioxidant and to give its distinctive sour taste.
• Crystals and powders are prepared by a chemical process.
• It is also added to food for preservation.
• It is also a good antioxidant and is beneficial for kidneys.
• It helps to absorb minerals in the body.
• It is also helpful in controlling problems related to gases in the body.

Five friends: A, C, F, U and Z.

1) F is shorter than A who is shorter than Z.

F < A < Z

2) C is shorter than F but not as shorter as U.

This means U is shorter than C.

U < C < F

Combining 1) and 2), we get:

U < C < F < A < Z

The correct answer is Multiple fission.

• The ability of a cell to divide into several cells during reproduction in Plasmodium is called multiple fission.​

Key Points

• Cell- It is the structural and functional unit of life.
  • It is first discovered by Robert Hooke in 1665.
• According to Schwann and Schleiden, All new daughter cells are formed from pre-existing cells.
• Reproduction is a distinctive characteristic of Living Organisms.
  • Living organisms reproduce and give rise to similar organisms of the same species.
• Fission is the process in which a single cell divides into two or more than two cells.
  • When a single cell divides into two cells called Binary fission.
  • When a single cell divides into many cells called Multiple fission.

Important Points

• Plasmodium after feeding on RBCs undergoes asexual reproduction which is called schizogony or multiple fission. 
• In multiple fission, plasmodium divides into many cells.

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The correct answer is 16%.

• The Tourism sector contributes about 16% to the total economy of Rajasthan.

Key Points

• Tourism in Rajasthan:
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The correct answer is Magnesium Sulfate.

• Magnesium Sulfate is the industrial name of Epsom.
• Magnesium sulfate is a magnesium salt having sulfate as the counterion.
• It has a role as an anticonvulsant, a cardiovascular drug, a calcium channel blocker, an anaesthetic, a tocolytic agent, an anti-arrhythmia drug, an analgesic, and a fertilizer. It is a magnesium salt and a metal sulfate.

Key Points

• Magnesium Sulfate Formula Structure:  

Additional Information