Science – True/False – GK Questions

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science medium true/false chemistry - green solvents for extraction ssc cgl, railway ntpc, upsc capf

True or False: Supercritical CO₂ extraction is used to obtain caffeine-free coffee and essential oils without toxic solvent residues.

  1. True
  2. False
science medium true/false environmental science - climate policy integration upsc prelims, ssc cgl, railway ntpc

True or False: Mainstreaming climate action into sectoral policies (energy, transport, agriculture) is essential for achieving India's NDCs.

  1. True
  2. False
science hard true/false physics - space-based solar power upsc cse, ssc scientific assistant, csir net

True or False: Space solar power concepts involve collecting solar energy in orbit and beaming it to Earth via microwaves or lasers.

  1. True
  2. False
science hard true/false biology - personalized vaccines upsc cse, ssc scientific assistant, csir net

True or False: Neoantigen-based cancer vaccines are designed using tumor-specific mutations identified from a patient's genome.

  1. True
  2. False
science medium true/false technology - digital health interoperability ssc chsl, banking specialist officer, railway group c

True or False: The ABDM Health Information Exchange (HIE) uses FHIR standards for seamless data sharing among healthcare systems.

  1. True
  2. False
science hard true/false physics - gravitational wave astronomy upsc cse, ssc scientific assistant, csir net

True or False: Multi-messenger astronomy combines gravitational waves with electromagnetic observations to study cosmic events.

  1. True
  2. False
science hard true/false biology - rna therapeutics upsc cse, ssc scientific assistant, csir net

True or False: Antisense oligonucleotides (ASOs) can modulate gene expression by binding to target RNA and triggering degradation or splicing modification.

  1. True
  2. False
science medium true/false technology - digital sovereignty upsc cse, banking specialist officer, ssc chsl

True or False: Data localization requirements aim to store citizens' data within national borders to enhance privacy and regulatory control.

  1. True
  2. False
science medium true/false chemistry - sustainable textiles ssc cgl, railway ntpc, upsc capf

True or False: Enzymatic bio-polishing of cotton uses cellulases to remove surface fibers, reducing pilling and improving softness.

  1. True
  2. False
science medium true/false environmental science - climate litigation upsc prelims, ssc cgl, railway ntpc

True or False: Climate litigation cases in India have invoked fundamental rights (Articles 14, 21) to demand stronger climate action.

  1. True
  2. False
science hard true/false physics - quantum error correction upsc cse, ssc scientific assistant, csir net

True or False: Quantum error correction encodes logical qubits into multiple physical qubits to protect against decoherence.

  1. True
  2. False
science hard true/false biology - longevity research upsc cse, ssc scientific assistant, csir net

True or False: Senolytics are drugs that selectively eliminate senescent cells to delay age-related diseases.

  1. True
  2. False
science medium true/false technology - ai ethics guidelines upsc cse, banking specialist officer, ssc chsl

True or False: India's National Strategy for Artificial Intelligence (#AIforAll) emphasizes responsible AI development with focus on inclusion, safety, and privacy.

  1. True
  2. False
science medium true/false chemistry - sustainable solvents ssc cgl, railway ntpc, upsc capf

True or False: Deep eutectic solvents (DES) are mixtures of hydrogen bond donors and acceptors with melting points lower than individual components.

  1. True
  2. False
science medium true/false environmental science - circular carbon economy upsc prelims, ssc cgl, railway ntpc

True or False: The circular carbon economy framework emphasizes Reduce, Reuse, Recycle, and Remove (4R) for CO₂ management.

  1. True
  2. False
science hard true/false physics - advanced nuclear reactors upsc cse, ssc scientific assistant, engineering services

True or False: Small Modular Reactors (SMRs) offer enhanced safety features and flexibility compared to conventional large reactors.

  1. True
  2. False
science medium true/false biology - crispr diagnostics ssc cgl, railway ntpc, upsc capf

True or False: SHERLOCK and DETECTR are CRISPR-based diagnostic platforms that detect nucleic acids with high specificity.

  1. True
  2. False
science medium true/false technology - digital twins for infrastructure upsc cse, banking specialist officer, ssc chsl

True or False: Digital twins of bridges or power grids enable predictive maintenance by simulating real-time sensor data.

  1. True
  2. False