6. Iron nail that sinks in water will float in heavier liquids like
- (A) Alcohol
- (B) Mercury
- (C) Kerosene
- (D) Oil
Answer:
Explanation:
7. The density of sea water is ______ than that of fresh water.
- (A) Greater
- (B) Less
- (C) 5 times greater
- (D) 5 times less
Answer:
Explanation:
8. Which one of these is a fiber?
- (A) Cotton
- (B) Jute
- (C) Linen
- (D) All of these
Answer:
Explanation:
9. Which of these is not grown from seeds?
- (A) Mango
- (B) Brinjal
- (C) Rose
- (D) Guava
Answer:
Explanation:
10. Which one of the following is a non renewable resource?
- (A) Fossil fuels
- (B) Water
- (C) Forests
- (D) Soils
Answer:
Explanation: