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- Question
What is the freezing point of water in Celsius?
Options- A. 0 deg C
- B. 32 deg C
- C. -42 deg C
- D. -32 deg C
- Correct Answer
- 0 deg C
ExplanationThe freezing point of water and melting point is 0 °C or 32 °F. The temperature may be lower if supercooling occurs.
- 1. Important objective of biotechnology in agriculture section is _________
Options- A. % produce best resistant varieties of plant
- B. % increase the nitrogen content
- C. % decrease the seed number
- D. % increase the plant weight Discuss
- 2. Who is the author of the book 'Smash & Grab - Annexation of Sikkim' Discuss
- 3. Which of the following is NOT a primary green house gas in the earth's atmosphere?
Options- A. Methane
- B. Ozone
- C. Nitrous oxide
- D. Hydrogen Discuss
- 4. A particle which is four times in mass and two times in charge that of proton is
Options- A. helium atom
- B. an alpha particle
- C. deuteron
- D. tritium Discuss
- 5. Magnetite is an ore/mineral of
Options- A. Beryllium
- B. Chromium
- C. Iron
- D. Lead Discuss
- 6. Which of the following statements are CORRECT? I. Melamine is a Thermo setting plastic. II. It resists fire. III It is a poor conductor of heat.
Options- A. Only I and II
- B. Only I and III
- C. Only II and III
- D. All I, II and III Discuss
- 7. ....... is displaced when zinc is added to the solution of copper sulphate
Options- A. Copper
- B. Hydrogen
- C. Zinc
- D. Sulphate Discuss
- 8. Dome mountain are the result of
Options- A. Intrusion of magma
- B. Folding
- C. Frictions at the joints of the rocks
- D. Faulting Discuss
- 9. In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option. I sensed the __________ of the argument.
Options- A. beautiful
- B. beautifully
- C. beauty
- D. beautification Discuss
- 10. Which of the following pairs is mismatched?
Options- A. Hooke - cell theory
- B. van Leeuwenhoek - germ theory
- C. Lister - aseptic surgery
- D. Jenner - vaccines Discuss
More questions
Correct Answer: % produce best resistant varieties of plant
Correct Answer: Sunanda K Datta-Ray
Correct Answer: Hydrogen
Correct Answer: an alpha particle
Correct Answer: Iron
Correct Answer: All I, II and III
Correct Answer: Copper
Correct Answer: Intrusion of magma
Correct Answer: beauty
Correct Answer: van Leeuwenhoek - germ theory
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