Question Discussion & Solution

The correct answer is Indicator.

Key Points

• Indicators are substances that show a change in colour when brought in contact with acids and bases.
• The most common indicator used in the laboratory is Litmus.
• Litmus is extracted from lichens.

Additional Information

• A promoter is a sequence of DNA needed to turn a gene on or off.
• A neutralizer is a substance used in the neutralization of acidic water.
• Neutralization is a chemical reaction in which acid and a base react quantitatively with each other to form water and salt.
• A catalyst is a substance that speeds up the rate of a chemical reaction but is not consumed during the reaction.

The correct answer is the Pie Chart.

• In Ms-Excel, pie charts show percentages adding up to 100%.

​Key Points

• Pie charts
  • ​Pie charts are used to show parts of a whole.
  • Specifically, pie charts illustrate meaningful relationships between percentages or parts of 100%.
  • If the data which we want to display add up to 100%, a pie chart is the best choice.
  • When creating a pie chart, the description of each section is called the category, and the number connected to the category is called the value.

Additional Information

• Column Chart
  • ​A column chart is a graphic representation of data. 
  • Column charts display vertical bars going across the chart horizontally, with the values axis being displayed on the left side of the chart.
  • Column Charts are Used to Compare Data.
• Bar Chart
  • ​Bar graphs are used to compare things between different groups or to track changes over time.
  • A bar chart is a way of summarizing a set of categorical data (continuous data can be made categorical by auto-binning).
• Bubble Chart
  • ​Bubble charts are often used to present financial data.
  • It is an extension of the scatter plot used to look at relationships between three numeric variables.

All are mammal except Lizard.

The correct answer is Ladakh.

• ''Hemis Gompa'' festival is celebrated in Ladakh.

Key Points

• The festival is organized in Hemis Gompa.
• The Hemis Monastery is the biggest monastery of Ladakh.
• The festival is held by the Lama Head to celebrate the birth anniversary of Guru Padmasambhava who was the Tibetan Buddhism founder.
• It is a two-day festival that praises in the Hemis Monastery.
• Guru Padmasambhava is known as incredible for Tibetan Buddhists and known as Second Buddha.

Additional Information

• Jammu & Kashmir and Ladakh become separate Union Territories from October 2019.
• Currently, there are 28 States and 8 Union territories in India.

The correct answer is Udaipur.

• Gulab Bagh (also known as Sajjan Niwas Garden) is located in Udaipur.

Key Points

• Gulab Bagh:
  • It is located in Udaipur, Rajasthan.
  • It is the largest garden in Udaipur.
  • The garden is named so because of the abundance of roses and the innumerable varieties of it.
  • It was constructed by Maharana Fateh Singh in 1887.
  • It was earlier known as Sajjan Niwas Garden.
  • It also houses a museum called Victoria museum.
    • The museum is now called Saraswati Bhawan Library.
  •