For RRB EXAM. 2025 (पिछली परीक्षाओं के आधार पर) Q1: What is the function of the amylase enzyme in the human body? Ans: The amylase enzyme is a digestive enzyme that breaks down starch into simple sugars. Q2: What do solar panels convert solar energy into? Ans: electrical energy. Q3: How is the relative strength of a magnetic field indicated? Ans: The relative strength of a magnetic field is directly indicated by the density or closeness of the magnetic field lines. Q4: What is a key product of the combustion of natural gas (CH₄)? Ans: carbon dioxide (CO₂). Q5: What is the objective of the Government of India's "Nai Udaan" scheme? Ans: Support to students from minority communities. Q6: How many electrons are present in the valence shell of a carbon atom? Ans: 4 electrons. Q7: Is solar energy considered a conventional or non-conventional source of energy? Ans: Solar energy is a non-conventional source of energy. Q8: What is the buccal cavity? Ans: The buccal cavity is the initial part of the human digestive system. Q9: Where does the President of India typically deliver a speech on Republic Day? Ans: Kartavya Path in New Delhi. Q10: What is the name of the kit developed by Tata Medical and Diagnostics to detect the Omicron virus? Ans: OmiSure. Q11: What is the medicinal plant Neem scientifically known as? Ans: Azadirachta indica. Q12: How does atmospheric pressure affect the rate of transpiration? Ans: The rate of transpiration is inversely proportional to atmospheric pressure. Q13: What pattern do magnetic field lines form around a straight current-carrying conductor? Ans: The magnetic field lines form concentric circles around the conductor. Q14: What can be given to a person suffering from hyperacidity for relief? Ans: Milk of Magnesia (Mg(OH)₂). Q15: Who founded the Ahmedabad Textile Labour Association and when? Ans: Anasuya Sarabhai in 1920 AD. Q16: From where does the Godavari River originate? Ans: Slopes of the Western Ghats. ++++++ 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