Options:
- A. Copper Sulfate
- B. Magnesium Sulfate
- C. Ferrous Sulfate
- D. None of these
View Answer
B. Magnesium Sulfate
Everyday Science
Which lenses are used by people having short-sightedness?
Options:
- A. Convex
- B. Concave
- C. Concavo-convex
- D. Plain
View Answer
B. Concave
Which of the following is affected by rickets in the human body?
Options:
- A. Bones
- B. Tissues
- C. Muscles
- D. Blood
View Answer
A. Bones
The luster of diamond is due to_________?
Options:
- A. Reflection
- B. Total internal reflection
- C. Refraction
- D. None of these
View Answer
B. Total internal reflection
What inspired reflecting road lights to be invented?
Options:
- A.
- B.
- C. Sun light on steel posts on road sides
- D. The sun light on the windshield
View Answer
B.
What is the chemical formula of Ozone?
Options:
- A. H2O
- B. C12
- C. O3
- D. CH4
View Answer
C. O3
Which is the heaviest metal?
Options:
- A. Iron
- B. Mercury
- C. Nickel
- D. Osmium
View Answer
D. Osmium
Calcium sulphate is known as__________?
Options:
- A. Epsom salt
- B. Gypsum salt
- C. Blue vitriol
- D. Potash alum
View Answer
B. Gypsum salt
Which of the following animals does not have nervous system?
Options:
- A. Bat
- B. Squirrel
- C. Sponges
- D. Lizard
View Answer
C. Sponges
What is the common name for the drug acetyl salicylic acid?
Options:
- A. Paracetamol
- B. Analgin
- C. Aspirin
- D. Penicillin
View Answer
C. Aspirin