✅ Correct Answer: Hard coal
Source: This question is taken from the Everyday Science
✅ Correct Answer: Its flowers have four or multiple of four floral leaves
✅ Correct Answer: Homozygous
✅ Correct Answer: At the poles
✅ Correct Answer: Coal
✅ Correct Answer: Hydrophilic end
✅ Correct Answer: None of the above
✅ Correct Answer: Provide weather forecasting
✅ Correct Answer: Mass
✅ Correct Answer: Epistasis
✅ Correct Answer: Refraction
✅ Correct Answer: An iron kettle
✅ Correct Answer: Its leaves have parallel venation
✅ Correct Answer: They can be switched on and off