The major scientific objectives of Aditya-L1 mission are

1) Identify the characteristic features of sixth generation fighter jets
1. Designed using Digital Engineering (aka Model based Design)
2. Advanced digital capabilities including high-capacity networking, AI, data fusion, cyber warfare, D2D and battlefield command, control and communications (C3) capabilities.
3. Optionally manned, with the same airframe capable of conducting piloted, remote controlled or onboard-AI controlled missions.
4. Enhanced human-systems integration, with virtual cockpits presented via  helmet -mounted displays which allow the pilot 360-degree vision with AI-enhanced battlefield awareness, and replacing conventional instrument panels
a) Only 1 is true b) only 3 is true
c) all the above are features of sixth generation fiter jets
d) none of the above are the features
2) identify the hyper sonic weapons of the following :
1. Hypersonic glide vehicle (HGV): missile warheads which manoeuvre and glide through the atmosphere at high speeds after an initial ballistic launch phase
2. Hypersonic cruise missile: cruise missiles which use air-breathing engines such as scramjets to reach high speeds
3. Hypersonic aircraft using air-breathing engines such as scramjets to reach high speeds
4. Guns which fire cannon-launched guided projectiles. These may be developments of traditional artillery or novel technologies such as railguns.
a) Only 1 is hypersonic b) only 2 is hypersonic
c) all the above technologies are hypersonic d) none of the above are hypersonic
3) The major scientific objectives of Aditya-L1 mission are:
1. Study of Solar upper atmospheric (chromosphere and corona) dynamics.
2. Study of chromospheric and coronal heating, physics of the partially ionized plasma, initiation of the coronal mass ejections, and flares
3. Observe the in-situ particle and plasma environment providing data for the study of particle dynamics from the Sun.
4. Physics of solar corona and its heating mechanism.
5. Diagnostics of the coronal and coronal loops plasma: Temperature, velocity and density
a) 1,2, & 3 b) all the above c) none of the above d) 3,4,& 5
4) Consider the statements regarding DURGA
1) Directionally Unrestricted Ray-Gun Array (DURGA) II, a lightweight directed energy weapon (DEW).
2) It aims to provide the Indian armed forces with cutting- edge technology capable of neutralising various threats, including drones, missiles, and artillery shells.
3) It is a type of weapon system that emits highly focused energy, typically in the form of lasers, microwaves, or particle beams, to incapacitate or destroy targets.
a) only stement one is true b) only statement 2 is true
c) only statement 3 is true
d) all the statements ate true
5) Consider the following statements regarding kali
a) KALI the acronym for Kilo Ampere Linear Injector, is a weapon that India has designed as a potential response to any incoming missiles
b) As a high power microwave gun, KALI will produce a tremendous amount of microwaves.
c) It is a linear electron accelerator being developed by DRDO( Defence Research and Development Organisation) and BARC (Bhaba Atomic Research Centre).
a) only statement one is true b) only statement 2 is true
c) only statement 3 is true
d) all the statements ate true
6) Consider the following statements regarding green energy
1) power solutions to stop climate change with wind, solar, water & photovoltaic Don’t rely on fossil energy and find solutions to reduce greenhouse gas emissions.
2) Green energy creates no carbon emissions and has the lowest impact on the environment. Relative to fossil-fuel energy sources, it vastly improves the quality of the air we breathe, the water we drink, and conserves many of our precious natural resources.
3) The goal of a clean energy community is to reduce dependence on fossil fuels and decrease the overall carbon footprint of the community.
a) only statement one is true
b) only statement 2 is true
c) only statement 3 is true
d) all the statements ate true
7) Which of the following subatomic particles radiation leads to transmutation
a) alpha, beta, and Gama particles
b) only alpha and beta particles
c) only alpha and Gama particles
d) only beta and Gama particles
8) which of the following statements regarding nuclear reactors in India is/are true
1) The Canadian Deuterium Reactor Known as CANDU uses “Natural Uranium “U235 as fuel and uses Heavy water as moderator
2) Pressurized water Reactors uses ordinary water
3) II General Reactors:- Advanced gas cooled reactor. These are gas cooled British using graphite moderator and carbon dioxide as coolant. The fuel is uranium oxide pellets enriched to 2.5 to 3.5% in stainless steel tubes the steam can be generated at 650c
4) “Liquid Metal Fast Breeder Reactor (LMFBR) which uses molten metal liquid sodium as coolant
a) Only 1 b) non of the above
c) all the above d) only 3
9) Identify the country and the missile defence system
1) Iron dome 2) iron beam 3) David’s sling 4) Arrow 5) patriot
a) Iron dome belongs to Israel
b) Iron beam belongs to China
c) Davis sling belongs to U K
d) All of them belong to Israel
10)Which of the following points of COP28 are capable of paradigm shift in climate change
1) Fast-tracking the energy transition and slashing emissions before 2030;
2) Transforming climate finance, by delivering on old promises and setting the framework for a new deal on finance;
3) Putting nature, people, lives, and livelihoods at the heart of climate action; and
4) Mobilizing for the most inclusive COP ever.
a) Only 1 b) non of the above c) all the above d) only 3
11) Consider the following statements regarding CRISPR technology
1) CAS-9 (CRISPR-associated protein 9) is an enzyme. It uses a synthetic guide RNA to introduce a double-strand break at a specific location within a strand of DNA. It is a system used by bacterial cells to recognize and destroy viral DNA as a form of adaptive immunity.
2) an enzyme called Cas9. This acts as a pair of ‘molecular scissors’ that can cut the two strands of DNA at a specific location in the genome so that bits of DNA can then be added or removed.
a) Only statement one is true
b) Only statement two is true
c) None of them are true
d) Statement one and two are true
12) Consider the statements regarding mitochondrial DNA
1)They play an important role in the regulation of cellular metabolism, apoptosis and oxydative stress control.
2) Mitochondrial DNA is responsible for maternal inheritance, and a high mutation rate
a)Only statement one is true
b)Only statement two is true
c)None of them are true
d)Statements one and two are true
13) Consider the statements regarding dark matter, dark energy and matter
1. Dark matter, a component of the universe whose presence is observed from its gravitational attraction rather than its luminosity.
2. Dark matter makes up 30.1 percent of the matter- energy composition of the universe;
3. dark energy constitutes  (69.4 percent) and
4. “ordinary” visible matter (0.5 percent)
a) Only statement 1 is true
b) Only statement 2 is true
c) Non of them are true
d) All the statements are true
14) Which of the following states of matter exists in lowest density
j) gas b) liquid c) plasma d) BEC
15) consider the following statements
1) the magnetic compass directs towards magnetic north of the earth
2) the magnetic compass directs towards magnetic south
3) the magnetic compass directs towards geographic north of the earth
4) the magnetic compass directs towards geographic south of the earth
a) only 2 b)only 2 & 3
c) only 4 d) only 1 & 4
16) Identify the right statement/statements regarding Wildlife (Protection) Act of 1972
1) “Forest” including “Wildlife” was then a State subject falling in Entry 20 List II of Seventh Schedule, Parliament had no power to make law on the same except as provided in Articles 249,250 and 252 of the constitution.
2) After the enactment of Jammu & Kashmir Reorganization Act, 2019 by the Parliament, the Jammu & Kashmir Wildlife (Protection) Act, 1978 was repealed was the Central Act, i.e; Wildlife Protection Act, 1972 became applicable to the Union Territory of Jammu & Kashmir.
3) The Act was amended subsequently in 1982, 1986, 1991 and 1993 to accommodate provision for its effective implementation.
a) Only 1 b) only 3 c) all the above d) only 1 & 2
17. Consider the objectives of NATIONAL FOREST POLICY 1988
1) Conserving the natural heritage of the country by preserving the remaining natural forests with the vast variety of flora and fauna
2) Checking soil erosion and denudation
3) Checking the extension of sand-dunes
4) Increasing the productivity of forests to meet essential national needs.
Which of the above objectives are part of NATIONAL FOREST POLICY 1988
a) Only 1 b) only 3 c) all the above d) only 1 & 2
18. which of the following are marine mammals
1) Narwhal 2) Beluga 3) Dugong 4) sea cow
a) Only 1 b) 2 & 3 c) 3 & 4 d) all the above
19) consider the statements regarding bio fertilizers
1) Azospirillum is a nitrogen-fixing bacteria that live around the roots of higher plants but do not develop an intimate relationship with plants
2. Phosphate solubilizing microorganisms such as Aspergillus, Bacillus, Pseudomonas, etc hydrolyze insoluble phosphorus compounds to the soluble form for uptake by plants
3. “Rhizobium is a soil bacteria that fixes atmospheric nitrogen once it finds a base inside the roots of the leguminous plants”.
a) only 3 is correct b) only 2 is correct
c) only one is correct d) all the statements are true
20) which of the following phylum has the highest species of animals
a) Echinodermata b) Arthropoda c) Mollusca d) Annelida
1. c 2. c 3. b 4. d 5. d
6. d 7. b 8. c 9. d 10. c
11. d 12. d 13. d 14. c 15. a
16. c 17. c 18. d 19. d 20. b
Senior Lecturer for Science and Technology (UPSC)

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