Life Science Quiz 6
Practice quiz on Life Science (General Science). 5 real exam questions.
About This Quiz
Life Science Quiz 6 — Questions with Solutions
All 5 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.Who was the first President of India?
- A.Rajendra Prasad
- B.S. Radhakrishnan
- C.Zakir Hussain
- D.V.V. Giri
Show answer
Answer: A. Rajendra Prasad
Dr. Rajendra Prasad served as the first President.
Q2.Which gas is 78% of atmosphere?
- A.Oxygen
- B.Nitrogen
- C.CO₂
- D.Hydrogen
Show answer
Answer: B. Nitrogen
Nitrogen.
Q3.Which acid is present in lemon?
- A.Citric acid
- B.Oxalic acid
- C.Hydrochloric acid
- D.Nitric acid
Show answer
Answer: A. Citric acid
Lemon contains citric acid.
Q4.When was 'Jana Gana Mana' adopted as the National Anthem of India?
- A.15 August 1947
- B.24 January 1950
- C.26 January 1950
- D.2 October 1950
Show answer
Answer: B. 24 January 1950
It was adopted on 24 January 1950.
Q5.Which vitamin is known as the ‘Sunshine Vitamin’?
- A.Vitamin A
- B.Vitamin C
- C.Vitamin D
- D.Vitamin B12
Show answer
Answer: C. Vitamin D
Vitamin D is produced by the skin in sunlight.
Frequently Asked Questions
Is Life Science Quiz 6 free to attempt on AajExam?
Yes. Life Science Quiz 6 is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.
How long does it take to complete Life Science Quiz 6?
Life Science Quiz 6 runs on a 1-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.
Are detailed solutions provided?
Yes. Every question on Life Science Quiz 6 ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.
Can I attempt Life Science Quiz 6 multiple times?
Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.
Which government exams does this quiz prepare me for?
Life Science questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.