Oral Rehydration Solution
Trending Questions
Q. Amisha has two solutions labelled 'A' and 'B'. On addition of phenolphthalein to each of them, solution B turns colourless and solution A gives pink colour. What can be determined about the nature of the solutions from the above observations?
- A- Acid, B- Base
- A- Base, B- Acid
- A- Neutral, B- Base
- A- Neutral, B- Acid
Q.
What is the major source of fresh water in the city/town/village where you live?
Q. Why is water scarcity increasing day by day?
- Water cycle has stopped functioning.
- The total amount of water on Earth has decreased.
- The consumption of water has increased.
- There is an increasing frequency of floods.
Q.
The rainwater and ________________ from other sources such as rivers and ponds seeps through the ______________ and fills the empty spaces and cracks deep below the ground. The process of seeping of water into the ground is called ______________.
Q. ______ contain fresh water.
- Oceans
- Seas
- Glaciers
- Sewage
Q. A change in colour or smell of an indicator helps us to distinguish between an acid and a base.
- False
- True
Q. Methyl orange turns _____ colour in basic solution.
- blue
- yellow
- pink
- red
Q. Which of the following is an acid-base indicator?
- Vinegar
- Limewater
- Turmeric
- Baking Soda
Q. Which of the following substances contain acids?
- Tomatoes
- Milk of magnesia
- Toothpaste
- Vinegar
- Lemons
- Grapes
- Soap
- Amla
Q. ______ is stored beneath the surface of the Earth.
- Seawater
- Riverwater
- Groundwater
- Rainwater
Q. Osmosis is the movement of _____ molecules from a region of higher concentration to a region of lower concentration through a semipermeable membrane.
- water
- nitrogen
- sodium
- oxygen
Q. Which of the following substances will turn blue litmus red?
- Shampoo
- Ketchup
- Milk
- Vinegar
- Toothpaste
- Orange juice
- Soap
- Lemon juice
Q. Which of the following indicator gives pink colour in a basic solution?
- Methyl orange
- Turmeric
- Phenolphthalein
- Litmus paper