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- Question
Losoong is a festival which is celebrated in
Options- A. Arunachal Pradesh
- B. Sikkim
- C. Kerala
- D. Madhya Pradesh
- Correct Answer
- Sikkim
- 1. The story of vitamins dates back to
Options- A. 15th century
- B. 16th century
- C. 17th century
- D. 18th century Discuss
- 2. Which of the following organisms does not fit into the Cell Theory?
Options- A. Bacteria
- B. Virus
- C. Fungi
- D. Plants Discuss
- 3. How many Covalent Bonds can Nitrogen form
Options- A. 2
- B. 3
- C. 4
- D. 1 Discuss
- 4. One of the following cannot be performed by animals
Options- A. Respiration
- B. Photosynthesis
- C. Reproduction
- D. Digestion Discuss
- 5. Which among the following is not a characteristic of transition metals?
Options- A. Tendency to gain electrons
- B. Low electronegativity
- C. Low ionization energy
- D. Malleability Discuss
- 6. The Gas used for Artificial Ripening of Green Fruit is
Options- A. Acetone
- B. Di Carbonate
- C. Ethylene
- D. Ethyl Alcohol Discuss
- Calcium carbide is also used in some countries for artificially ripening fruit. When calcium carbide comes in contact with moisture, it produces acetylene gas, which is quite similar in its effects to the natural ripening agent, ethylene
- 7. A Radioactive subatance emits
Options- A. alpha particles
- B. beta particle
- C. gamma particle
- D. all of the three Discuss
- 8. Which of the following is applied on the top of the matchsticks?
Options- A. Red phosphorus
- B. White phosphorus
- C. Potassium sulphate
- D. No option is correct Discuss
- 9. In the following reaction, fill in the blank. Acid + Base ? _______ + Water
Options- A. Carbon dioxide
- B. Metal Oxide
- C. Hydrogen Gas
- D. Salt Discuss
- 10. 'Amphilious' wooden houses, floating of the chanals, are found in :
Options- A. Bangkok
- B. Phnom Penh
- C. Vientiane
- D. Yangoon Discuss
More questions
Correct Answer: 18th century
Correct Answer: Virus
Correct Answer: 3
Explanation:
Nitrogen ( ) forms Three Covalent Bonds to become stable.
Here the Atmomic Number of Nitrogen is 7. Because there are 2 electrons in the first orbital and 5 in the second and you still have space for 3 more. So it shares, 3 to get the stable octet. Therefore, there are 3 covalent bonds in .
Correct Answer: Photosynthesis
Correct Answer: Tendency to gain electrons
Correct Answer: Ethylene
Explanation:
Ethylene is used for Artificial Ripening of Green Fruit.
Correct Answer: all of the three
Correct Answer: Red phosphorus
Correct Answer: Salt
Correct Answer: Bangkok
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