For RRB EXAM. 2025 (Based on previous exams) +++++ Q1: How many carbon atoms does acetic acid (CH3COOH or C2H4O2) contain? Ans: two. Q2: Which festival is a significant tradition celebrated by the Meitei community in the state of Manipur? Ans: The Lai Haraoba festival. Q3: In which Indian states is the one-horned rhinoceros primarily found? Ans: Assam. Q4: What does Article 18 of the Indian Constitution relate to? Ans: The abolition of titles. Q5: What is the function of the anus in the human alimentary canal? Ans:The anus is the terminal end of the alimentary canal (digestive tract) and is responsible for the expulsion of fecal matter from the body. Q6: What is the main objective of NABARD (National Bank for Agriculture and Rural Development)? Ans: To provide funds for rural infrastructure in India. Q7: What is the SI unit of resistivity? Ans: Ohm-meter (Ω·m). Q8: In economics, what is characteristic of factors of production in the long run? Ans: In the long run, all factors of production are considered variable. Q9: How does the Hijri year (Islamic year) compare in length to the solar year? Ans: The Hijri year is always about 10 to 11 days shorter than the solar year. Q10: How are members of the Gram Panchayat elected? Ans: By secret ballot. Q11: How can paper waste be disposed of effectively? Ans:By recycling and reusing it. Q12: What key characteristic, related to access, defines public goods in economics? Ans: The term 'non-excludable'. Q13: When did the Indian aviation industry officially begin, and with which airline? Ans: The Indian aviation industry officially began in 1932 with the founding of Tata Airlines, later known as Air India. Q14: What characteristic feature of complex plants has enabled their survival in terrestrial environments? Ans: The presence of vascular tissue. Q15: What types of activities are included in the tertiary sector of an economy? Ans: Commerce, administration, transport, financial and real estate services, education, health, and social work. Q16: What is gypsum, and what is it primarily composed of? Ans: Gypsum is a soft, naturally occurring mineral primarily composed of calcium sulfate dihydrate. Q17: In Hinduism, what role is Lord Vishnu widely recognized for? Ans: As the preserver and protector of the universe. Q18: Why does milk appear white? Ans: Because the particles within it (like casein micelles and fat globules) are large enough to scatter all wavelengths of visible light in roughly equal amounts. Q19: On what principle does a fuse operate? Ans: A fuse operates based on the principle of the heating effect of electric current. ++++++ For Daily Current Affairs, G.K, Quiz, PDF Books & Notes- --- Follow WhatsApp Channel – https://whatsapp.com/channel/0029VaCHyK20wajnUKBizz2S ---- JOIN Telegram Channel – https://tx.me/speedypatna Or Search 'speedypatna' on Telegram channel & JOIN the channel. --- Follow facebook - https://www.facebook.com/RajivKumarSahuOfficial/ +++ Also share this with your friends