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- Question
The cover of a solar coker is made of glass because
Options- A. it absorbs sun's rays
- B. it reflects sun's rays
- C. it retains the heat inside by the green house effect
- D. it rediates heat better than metals
- Correct Answer
- it retains the heat inside by the green house effect
ExplanationAs the inside of the cooker is painted black, heat absorption is more producing heat waves of longer wavelength which cannot escape through glass and hence are trapped inside. Thus the food is cooked.
- 1. What molecule makes the trunk of a tree sturdy?
Options- A. Disaccharide
- B. Fructose
- C. Cellulose
- D. Glucose Discuss
- 2. Most of the oxygen transported by the blood is
Options- A. bound to hemoglobin
- B. dissolved in plasma
- C. dissolved in water
- D. in ionic form as solute in plasma Discuss
- 3. Who is the author of the book named "Making India Awesome"?
Options- A. Jairam Ramesh
- B. Tarun Khanna
- C. Chetan Bhagat
- D. Amitav Ghosh Discuss
- 4. Choose the most appropriate answer:Lines joining places of equal temperature are called
Options- A. Isotherms
- B. Isohyets
- C. Isomers
- D. Isobars Discuss
- 5. Elapidae Naja is the scientific name of _______.
Options- A. Cobra
- B. Elephant
- C. Eagle
- D. Owl Discuss
- 6. What is the currency of Japan?
Options- A. yen
- B. dirham
- C. yuan
- D. None of the above Discuss
- 7. Benign prostatic hyperplasia is characterized by
Options- A. Not functioning of prostate gland
- B. Enlargement of prostate gland
- C. Epididymis issue
- D. None of the above Discuss
- 8. The book "Azad Bachpan ki Aur" is written by which author?
Options- A. Kailash Satyarthi
- B. Radhakant Bharti
- C. Dipak Misra
- D. Subhash Chandra Discuss
- 9. Where is the DNA located in a eukaryotic cell?
Options- A. Nucleus
- B. Chromosomes
- C. Mitochondria
- D. All of the above Discuss
- 10. Junk e-mail is also called ______
Options- A. Spam
- B. Spoof
- C. Sniffer script
- D. Spool Discuss
More questions
Correct Answer: Cellulose
Correct Answer: bound to hemoglobin
Explanation:
Oxygen is transported throughout the body via hemoglobin in the red blood cells. Hence, most of the oxygen transported by the blood is bounded to hemoglobin.
Correct Answer: Chetan Bhagat
Correct Answer: Isotherms
Explanation:
Lines joining places of equal temperature are called isotherms.
Correct Answer: Cobra
Correct Answer: yen
Explanation:
The currency of Japan is Japanese yen.
Correct Answer: Enlargement of prostate gland
Correct Answer: Kailash Satyarthi
Correct Answer: All of the above
Explanation:
In eukaryotic cells, DNA is located in the nucleus, chromosomes and the mitochondria. Most of the DNA is present in the nucleus and some amount in the chromosomes and mitochondria.
Correct Answer: Spam
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