Science & Technology MCQ — Free Practice
Physics, chemistry, biology, health, environment, space, IT, defence and biotechnology.
140 questions with answers and explanations. Pick one of the 8 topics below and check each answer as you go, then take the full subject test to see where you stand.
In RAS Prelims papers (Science & Technology): 2024 – 15 questions · 2023 – 20 questions
Topics
Physics
20 questions
What is the SI unit of electric current?
Nutrition & diseases
15 questions
Match List-I (Vitamin) with List-II (Deficiency disease/condition): List-I: A. Vitamin A B. Vitamin B1 C. Vitamin B3 D. Vitamin K List-II…
Science in everyday life
10 questions
The Sun appears reddish at sunrise and sunset mainly because:
Biotechnology & nanotechnology
15 questions
In recombinant DNA technology, restriction endonucleases are popularly called:
Chemistry
20 questions
What is the chemical formula of common salt?
Biology & health
20 questions
Deficiency of which vitamin causes scurvy?
Space, IT & defence technology
20 questions
In which year was the Indian Space Research Organisation (ISRO) founded?
Environment & ecology
20 questions
In which layer of the atmosphere is the ozone layer mainly found?