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Question:

Which of the following compound is not used as an alkali?
  1. Sodium hydroxide
  2. Potassium hydroxide
  3. Carbon hydroxide
  4. Nitrogen hydroxide






Q2. Climate represents……

  1. The long-term average weather and its statistical variation for a given region
  2. Weather averaged over a year
  3. It is a measure of variations in the amount of precipitation
  4. None of the above
Correct Answer

Q3. Which one of the following is not a function of the liver?

  1. Regulation of blood sugar
  2. Enzyme activation
  3. Detoxification
  4. Reproduction
Correct Answer

Q4. On what does the strength of magnetic field produced by a current carrying solenoid depend?

  1. Number of turns in solenoid
  2. Strength of current
  3. Nature of core material
  4. All of the above
Correct Answer

Q5. Which of the following is the major photochemical smog?

  1. Peroxyl acetyl nitrate
  2. Smog
  3. Hydrogen peroxide
  4. Chlorofluorocarbon
Correct Answer

Q6. The cycling at various scales, of minerals and compounds through the ecosystem is:

  1. Aboitic (Non-living) Components
  2. Biogeochemical Cycles
  3. Carbon & Oxygen Cycles
  4. Nitrogen Cycles
Correct Answer

Q7. The acidic nature and basic nature of some salt solutions can be explained on the basis of:

  1. Splitting of a salt compound
  2. Hydrolysis of salts
  3. Both A and B
  4. Only B
Correct Answer

Q8. Which of the following is the part of non- living components of environment include landforms, climate, water-bodies, temperature, humidity, air etc.?

  1. Physical Environment
  2. Cultural Environment
  3. Biological Environment
  4. Cognitive Environment
Correct Answer

Q9. Bio-chemical compounds are used as....

  1. Skin Treatments
  2. Food preservatives
  3. Cooking Oils
  4. All of the above
Correct Answer

Q10. Detergent is defined as.....

  1. A liquid surfactant
  2. A liquid soluble
  3. A liquid solvent
  4. A liquid solution
Correct Answer










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