A) Okun’s law
B) Phillips curve
C) Say’s law
D) U-shape curve
Answer: B) Phillips curve
Category: Science
The human body’s largest organ is:
A) Heart
B) Skin
C) Liver
D) Brain
Answer: B) Skin
The hardest natural substance on Earth is:
A) Iron
B) Diamond
C) Gold
D) Silver
Answer: B) Diamond
The fastest animal on land is:
A) Lion
B) Tiger
C) Cheetah
D) Horse
Answer: C) Cheetah
The planet known as the “Red Planet” is:
A) Earth
B) Mars
C) Jupiter
D) Venus
Answer: B) Mars
The chemical symbol for water is:
A) H₂
B) HO₂
C) H₂O
D) O₂H
Answer: C) H₂O
Which branch of chemistry deals with carbon compounds?
A) Physical chemistry
B) Inorganic chemistry
C) Organic chemistry
D) Analytical chemistry
➡️ Answer: C
Dry ice is the solid form of:
A) Nitrogen
B) Oxygen
C) Carbon dioxide
D) Water
➡️ Answer: C
Which of the following has the highest electronegativity?
A) Fluorine
B) Oxygen
C) Nitrogen
D) Chlorine
➡️ Answer: A
The atomic number of Oxygen is:
A) 6
B) 7
C) 8
D) 9
➡️ Answer: C