1. Who is known as the „Missile Man‟ of India?
A. APJ Abdul Kalam
B. Vikram Sarabhai
C. Homi J. Bhabha
D. Satyendra Nath Bose
Answer: A) APJ Abdul Kalam
Rationale: APJ Abdul Kalam is known as the 'Missile Man' of India for his
work in the development of ballistic missiles and space technology.
2. Who was the first woman to win a Nobel Prize?
A. Marie Curie
B. Florence Nightingale
C. Dorothy Hodgkin
D. Rosalind Franklin
Answer: A) Marie Curie
Rationale: Marie Curie was the first woman to win a Nobel Prize, receiving
the Nobel Prize in Physics in 1903, and later the Nobel Prize in Chemistry
in 1911.
3. Which element is most commonly used in the production of batteries?
A. Iron
B. Copper
,C. Lithium
D. Sodium
Answer: C) Lithium
Rationale: Lithium is commonly used in rechargeable batteries, particularly
in smartphones, laptops, and electric vehicles.
4. What is the largest ocean on Earth?
A. Atlantic Ocean
B. Indian Ocean
C. Arctic Ocean
D. Pacific Ocean
Answer: D) Pacific Ocean
Rationale: The Pacific Ocean is the largest ocean on Earth, covering more
than 63 million square miles.
5. What is the primary function of red blood cells?
A. To fight infections
B. To carry oxygen
C. To clot blood
D. To digest food
Answer: B) To carry oxygen
Rationale: The primary function of red blood cells is to transport oxygen
from the lungs to the rest of the body and return carbon dioxide to be
exhaled.
, 6. Which gas is responsible for the greenhouse effect?
A. Oxygen
B. Nitrogen
C. Carbon Dioxide
D. Hydrogen
Answer: C) Carbon Dioxide
Rationale: Carbon dioxide (CO2) is a major greenhouse gas that traps heat
in the Earth‟s atmosphere and contributes to global warming.
7. Which of the following is the primary purpose of photosynthesis?
A. To produce energy for the plant
B. To produce glucose
C. To break down glucose
D. To produce oxygen
Answer: B) To produce glucose
Rationale: Photosynthesis is the process by which plants convert light
energy, water, and carbon dioxide into glucose and oxygen. Glucose serves
as the main energy source for plants.
8. Who is credited with the discovery of the law of gravity?
A. Isaac Newton
B. Albert Einstein
C. Galileo Galilei
A. APJ Abdul Kalam
B. Vikram Sarabhai
C. Homi J. Bhabha
D. Satyendra Nath Bose
Answer: A) APJ Abdul Kalam
Rationale: APJ Abdul Kalam is known as the 'Missile Man' of India for his
work in the development of ballistic missiles and space technology.
2. Who was the first woman to win a Nobel Prize?
A. Marie Curie
B. Florence Nightingale
C. Dorothy Hodgkin
D. Rosalind Franklin
Answer: A) Marie Curie
Rationale: Marie Curie was the first woman to win a Nobel Prize, receiving
the Nobel Prize in Physics in 1903, and later the Nobel Prize in Chemistry
in 1911.
3. Which element is most commonly used in the production of batteries?
A. Iron
B. Copper
,C. Lithium
D. Sodium
Answer: C) Lithium
Rationale: Lithium is commonly used in rechargeable batteries, particularly
in smartphones, laptops, and electric vehicles.
4. What is the largest ocean on Earth?
A. Atlantic Ocean
B. Indian Ocean
C. Arctic Ocean
D. Pacific Ocean
Answer: D) Pacific Ocean
Rationale: The Pacific Ocean is the largest ocean on Earth, covering more
than 63 million square miles.
5. What is the primary function of red blood cells?
A. To fight infections
B. To carry oxygen
C. To clot blood
D. To digest food
Answer: B) To carry oxygen
Rationale: The primary function of red blood cells is to transport oxygen
from the lungs to the rest of the body and return carbon dioxide to be
exhaled.
, 6. Which gas is responsible for the greenhouse effect?
A. Oxygen
B. Nitrogen
C. Carbon Dioxide
D. Hydrogen
Answer: C) Carbon Dioxide
Rationale: Carbon dioxide (CO2) is a major greenhouse gas that traps heat
in the Earth‟s atmosphere and contributes to global warming.
7. Which of the following is the primary purpose of photosynthesis?
A. To produce energy for the plant
B. To produce glucose
C. To break down glucose
D. To produce oxygen
Answer: B) To produce glucose
Rationale: Photosynthesis is the process by which plants convert light
energy, water, and carbon dioxide into glucose and oxygen. Glucose serves
as the main energy source for plants.
8. Who is credited with the discovery of the law of gravity?
A. Isaac Newton
B. Albert Einstein
C. Galileo Galilei
