GS One‑Liners

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# Question & Answer
3701
What does a cryogenic engine use as fuel? - Liquefied gases like liquid hydrogen and liquid oxygen.
3702
Why is PSLV called the “workhorse” of ISRO? - Because of its high success rate and versatility.
3703
What is special about GSLV-Mk III (LVM-3)? - It is India’s heaviest rocket, capable of launching 4-ton class satellites.
3704
Which ISRO launcher can place heavier satellites into geostationary orbit? - GSLV.
3705
What is PSLV mainly known for? - Reliable launches of satellites into polar and low-Earth orbits.
3706
Which centre handles satellite building? - U R Rao Satellite Centre (URSC).
3707
Which ISRO centre focuses on rocket development? - Vikram Sarabhai Space Centre (VSSC).
3708
What is the main function of ISRO’s Satish Dhawan Space Centre? - Launching rockets and satellites.
3709
Who is often called the “Father of the Indian Space Program”? - Dr. Vikram Sarabhai.
3710
Where is ISRO’s headquarters located? - Bengaluru.
3711
Which body governs ISRO? - The Department of Space, Government of India.
3712
What is the primary objective of ISRO? - To develop space technology for national development.
3713
Which cells in the body remember past infections? - Memory cells.
3714
Why are booster doses important? - They maintain long-term immunity.
3715
Which childhood vaccine protects against measles, mumps, and rubella? - MMR vaccine.
3716
What is passive immunity? - Immunity gained through ready-made antibodies.
3717
What is active immunity? - Immunity developed after infection or vaccination.
3718
What does vaccination help the body develop? - Immunity against specific diseases.
3719
What is cancer? - Uncontrolled cell division forming tumors.
3720
What are common risk factors for non-communicable diseases? - Poor diet, lack of exercise, smoking, and stress.
3721
Why is hypertension dangerous? - It increases the risk of heart attack and stroke.
3722
What condition is caused by persistently high blood pressure? - Hypertension.
3723
Which hormone is insufficient or ineffective in diabetes? - Insulin.
3724
Which lifestyle disease involves high blood sugar levels? - Diabetes.
3725
What are non-communicable diseases? - Diseases that do not spread from person to person.