Science – Hard Level – GK Questions

Free practice for SSC, UPSC, Banking & Railway exams. No login required.

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 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 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 hard Fill in the Blank Physics - Advanced Computing UPSC CSE, SSC Scientific Assistant, CSIR NET

Exascale computing systems perform at least ________ floating-point operations per second.

  1. 10¹⁵
  2. 10¹⁸
  3. 10²¹
  4. 10²⁴
science hard Fill in the Blank Biology - AI in Genomics UPSC CSE, SSC Scientific Assistant, CSIR NET

Deep learning models like DeepVariant improve the accuracy of ________ calling from next-generation sequencing data.

  1. Gene
  2. Variant
  3. Expression
  4. Methylation
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 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 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 hard Fill in the Blank Physics - Advanced Sensors UPSC CSE, SSC Scientific Assistant, CSIR NET

Quantum sensors exploit quantum ________ to achieve unprecedented precision in measuring gravity, magnetic fields, and time.

  1. Entanglement
  2. Superposition
  3. Interference
  4. All of these
science hard Fill in the Blank Biology - Precision Nutrition UPSC CSE, SSC Scientific Assistant, CSIR NET

Precision nutrition tailors dietary recommendations based on an individual's genomics, microbiome, and ________ data.

  1. Metabolomics
  2. Proteomics
  3. Lifestyle
  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 hard Fill in the Blank Chemistry - Bio-inspired Catalysis UPSC CSE, SSC Scientific Assistant, CSIR NET

Artificial enzymes mimic natural catalysis using ________ to achieve high selectivity and activity.

  1. Synthetic polymers
  2. Metal complexes
  3. Nanostructures
  4. All of these
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