General Science

Which statement correctly identifies biometric authentication?

A system using sound to detect underwater objects/depth
B relatively small rocky/metallic body orbiting the Sun
C determining nucleotide order in DNA
D identity verification using biological characteristics

What is the best description of LVM3?

A icy body that can develop a coma and tail near the Sun
B use of biological systems or components to develop products/processes
C region from which nothing including light can escape beyond the event horizon
D India’s heavy-lift launch vehicle

Which of the following is most closely associated with ultrasound imaging?

A imaging using high-frequency sound waves
B India’s Defence Research and Development Organisation
C organism whose genetic material has been altered using genetic engineering
D direct modification of genetic material

What is the best description of machine learning?

A methods that learn patterns from data
B laboratory-produced antibody population targeting a specific antigen
C additive manufacturing building objects layer by layer
D study of life in the universe

Which of the following is most closely associated with DNA sequencing?

A unstable isotope undergoing radioactive decay
B fifth-generation mobile communication technology
C technology performing tasks with reduced human intervention
D determining nucleotide order in DNA

Which statement correctly identifies monoclonal antibody?

A laboratory-produced antibody population targeting a specific antigen
B vaccine delivering messenger RNA instructions to produce an antigen
C India’s heavy-lift launch vehicle
D satellite appearing fixed over a point on the equator by matching Earth’s rotation

What is the best description of polar satellite?

A satellite in near-polar orbit, useful for Earth observation
B defunct human-made objects/fragments orbiting Earth
C imaging using high-frequency sound waves
D rechargeable battery using lithium-ion movement between electrodes

Which statement correctly identifies CT scan?

A computed tomography using X-rays
B India’s lunar exploration programme
C satellite in near-polar orbit, useful for Earth observation
D computing/statistics applied to biological data

Which statement correctly identifies galaxy?

A large infrared space telescope operated through an international partnership
B large gravitationally bound system of stars, gas, dust and dark matter
C use of biological systems or components to develop products/processes
D icy body that can develop a coma and tail near the Sun

Which of the following is most closely associated with black hole?

A microbial/cellular metabolic process producing useful products
B region from which nothing including light can escape beyond the event horizon
C on-demand computing resources delivered over networks
D cell capable of self-renewal and differentiation

Which of the following is most closely associated with geostationary satellite?

A object orbiting another body
B large gravitationally bound system of stars, gas, dust and dark matter
C Geosynchronous Satellite Launch Vehicle
D satellite appearing fixed over a point on the equator by matching Earth’s rotation

Which statement correctly identifies astrobiology?

A distributed ledger technology
B study of life in the universe
C particle with characteristic dimensions in the nanoscale range
D rechargeable battery using lithium-ion movement between electrodes

In general science, dark matter refers to:

A defunct human-made objects/fragments orbiting Earth
B inferred matter detected mainly through gravitational effects
C imaging using high-frequency sound waves
D laboratory-produced antibody population targeting a specific antigen

Which of the following is most closely associated with astrobiology?

A study of life in the universe
B additive manufacturing building objects layer by layer
C computing/statistics applied to biological data
D ripples in spacetime produced by accelerating massive objects

Which of the following is most closely associated with CT scan?

A cell capable of self-renewal and differentiation
B distance light travels in vacuum in one year
C computed tomography using X-rays
D guided missile generally flying within the atmosphere toward its target

In general science, automation refers to:

A system using radio waves to detect and locate objects
B technology performing tasks with reduced human intervention
C particle with characteristic dimensions in the nanoscale range
D polymerase chain reaction for amplifying specific DNA sequences

What is the best description of nuclear reactor?

A on-demand computing resources delivered over networks
B technology converting sunlight directly into electricity
C device maintaining a controlled nuclear chain reaction
D computed tomography using X-rays

Which statement correctly identifies satellite?

A additive manufacturing building objects layer by layer
B study of life in the universe
C object orbiting another body
D hydrogen used as an energy carrier

In general science, fuel cell refers to:

A computed tomography using X-rays
B electrochemical device converting fuel and oxidant chemical energy into electricity
C digitally monitored and controlled electricity network
D technology converting sunlight directly into electricity

In general science, biotechnology refers to:

A satellite appearing fixed over a point on the equator by matching Earth’s rotation
B large gravitationally bound system of stars, gas, dust and dark matter
C India’s Defence Research and Development Organisation
D use of biological systems or components to develop products/processes

Which statement correctly identifies genetic engineering?

A direct modification of genetic material
B India’s lunar exploration programme
C satellite in near-polar orbit, useful for Earth observation
D galaxy containing the Solar System

In general science, encryption refers to:

A science/engineering involving nanoscale structures and phenomena
B network of physical devices exchanging data through sensors/software
C production of genetically identical biological copies by a relevant method
D transformation of data so it cannot be read without decryption

In general science, blockchain refers to:

A organism whose genetic material has been altered using genetic engineering
B distributed ledger technology
C India’s Defence Research and Development Organisation
D direct modification of genetic material

In general science, solar photovoltaic refers to:

A distributed ledger technology
B additive manufacturing building objects layer by layer
C technology converting sunlight directly into electricity
D hydrogen used as an energy carrier

Which statement correctly identifies space telescope?

A India’s regional satellite navigation system
B India’s space agency
C telescope placed in space to observe astronomical objects
D large infrared space telescope operated through an international partnership