Science – MCQ – GK Questions

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Showing 1–20 of 135 questions
science hard MCQ Environmental Science - Climate Finance Architecture UPSC Prelims, SSC CGL, Railway NTPC

Which fund under UNFCCC specifically supports developing countries in meeting the costs of climate change adaptation?

  1. Green Climate Fund
  2. Adaptation Fund
  3. Least Developed Countries Fund
  4. Special Climate Change Fund
science hard MCQ Physics - Quantum Materials UPSC CSE, SSC Scientific Assistant, CSIR NET

High-temperature superconductors typically belong to which material class?

  1. Cuprates
  2. Iron-based pnictides
  3. Nickelates
  4. All of these
science hard MCQ Biology - AI in Drug Repurposing UPSC CSE, SSC Scientific Assistant, CSIR NET

AI-driven drug repurposing identifies new uses for existing drugs by analyzing:

  1. Molecular similarity
  2. Gene expression signatures
  3. Clinical trial data
  4. All of these
science easy MCQ Technology - Digital Financial Inclusion UPSC Prelims, SSC CGL, Banking PO

Jan Dhan-Aadhaar-Mobile (JAM) trinity aims to:

  1. Reduce leakages in welfare schemes
  2. Enable direct benefit transfers
  3. Promote financial inclusion
  4. All of these
science hard MCQ Chemistry - Sustainable Mining UPSC CSE, SSC Scientific Assistant, CSIR NET

Bioleaching uses ________ to extract metals from low-grade ores and electronic waste.

  1. Acidophilic bacteria
  2. Fungi
  3. Algae
  4. All of these
science medium MCQ Environmental Science - Climate Risk Assessment UPSC Prelims, SSC CGL, Banking PO

Physical climate risk assessment evaluates hazards based on:

  1. Exposure of assets/population
  2. Vulnerability of systems
  3. Probability of extreme events
  4. All of these
science hard MCQ Physics - Neutrino Astronomy UPSC CSE, SSC Scientific Assistant, CSIR NET

High-energy astrophysical neutrinos detected by IceCube originate from:

  1. Blazars
  2. Supernova remnants
  3. Gamma-ray bursts
  4. All of these
science hard MCQ Biology - Digital Pathology UPSC CSE, SSC Scientific Assistant, CSIR NET

AI algorithms in digital pathology assist in:

  1. Tumor detection and grading
  2. Cell counting and classification
  3. Predicting treatment response
  4. All of these
science medium MCQ Technology - AI in Agriculture UPSC Prelims, SSC CGL, Railway NTPC

AI-powered crop advisory systems use satellite imagery and weather data to provide:

  1. Sowing recommendations
  2. Pest/disease alerts
  3. Irrigation scheduling
  4. All of these
science hard MCQ Chemistry - Green Ammonia Synthesis UPSC CSE, SSC Scientific Assistant, CSIR NET

Electrochemical ammonia synthesis aims to replace the Haber-Bosch process by using:

  1. Renewable electricity
  2. Ambient temperature/pressure
  3. Water as hydrogen source
  4. All of these
science medium MCQ Environmental Science - Climate-Resilient Agriculture UPSC Prelims, SSC CGL, Railway NTPC

Climate-resilient crop varieties are developed to tolerate:

  1. Drought
  2. Salinity
  3. Heat stress
  4. All of these
science hard MCQ Physics - Dark Matter Detection UPSC CSE, SSC Scientific Assistant, CSIR NET

Direct detection experiments for dark matter search for:

  1. Nuclear recoils from WIMP interactions
  2. Axion-photon conversion
  3. Sterile neutrino decay
  4. All of these
science hard MCQ Biology - Organ-on-a-Chip UPSC CSE, SSC Scientific Assistant, CSIR NET

Organ-on-a-chip devices replicate human physiology using:

  1. Microfluidic channels
  2. Living human cells
  3. Mechanical stimuli
  4. All of these
science medium MCQ Technology - Edge AI UPSC CSE, Banking Specialist Officer, SSC CHSL

Edge AI deploys machine learning models directly on devices to:

  1. Reduce latency
  2. Conserve bandwidth
  3. Enhance privacy
  4. All of these
science hard MCQ Chemistry - Perovskite Photovoltaics UPSC CSE, SSC Scientific Assistant, CSIR NET

Perovskite solar cells suffer from instability primarily due to:

  1. Moisture sensitivity
  2. Thermal degradation
  3. Ion migration
  4. All of these
science medium MCQ Environmental Science - Climate Migration UPSC Prelims, SSC CGL, Railway NTPC

Climate-induced migration in India is primarily driven by:

  1. Sea-level rise in coastal areas
  2. Droughts and water scarcity
  3. Extreme weather events
  4. All of these
science hard MCQ Physics - Gravitational Lensing UPSC CSE, SSC Scientific Assistant, CSIR NET

Strong gravitational lensing by massive galaxy clusters can produce:

  1. Einstein rings
  2. Multiple images of background sources
  3. Magnification of faint objects
  4. All of these
science hard MCQ Biology - Microbiome-Brain Axis UPSC CSE, SSC Scientific Assistant, CSIR NET

The gut-brain axis involves communication via:

  1. Vagus nerve signaling
  2. Microbial metabolites (SCFAs)
  3. Immune system modulation
  4. All of these
science medium MCQ Technology - AI for Climate UPSC CSE, SSC Scientific Assistant, Railway NTPC

AI models are used in climate science primarily for:

  1. Improving weather forecast accuracy
  2. Downscaling global climate models
  3. Detecting extreme events in satellite data
  4. All of these
science hard MCQ Chemistry - CO₂ Utilization UPSC CSE, SSC Scientific Assistant, CSIR NET

Electrochemical reduction of CO₂ can produce valuable chemicals like:

  1. Formic acid
  2. Carbon monoxide
  3. Ethylene
  4. All of these