SOLVED PAPER 2020 (CDS) (II) (General Studies)

Total Questions: 120

81. Recently a rare kind of yellow turtle was discovered in India. The State in which it was seen is

Correct Answer: (b) Odisha
Solution:A rare Yellow Turtle was discovered in India from Balasore district of Odisha. The colour of turtle was due to albinism. This turtle is known as the Indian flap shell turtle. This turtle is commonly found in Pakistan, Sri Lanka, India, Nepal, Bangladesh, and Myanmar. Albinism is a type of genetic disorder where it is little or no production of pigment in the skin, eyes, and hair or in other species in the fur, feathers or scales.

82. ASEEM is

Correct Answer: (b) Aatmanirbhar Skilled Employee Employer Mapping
Solution:ASEEM is an acronym of 'Aatamanirbhar Skilled Employee Employer Mapping' portal. It was launched by the Ministry of Skill Development and Entrepreneurship (MSDE) in July 2020 to help skilled people in fighting sustainable livelihood opportunities. It is Managed by the National Skill Development Corporation (NSDC) in collaboration with Bengaluru-based company ‘Betterplace’.

The ASEEM digital platform consists of three IT-based interfaces 

Employer Portal Employer onboarding, Demand Aggregation, candidate selection
Dashboard Reports, Trends, analytics, and highlight gaps
Candidate Application Create and Track candidate profile, share job suggestion

83. The Government of India programme regarding ‘Stay in India and Study in India’ is initiated by

Correct Answer: (c) the Ministry of Education
Solution:A programme called ‘Study in India - Stay in India’ was initiated by the Ministry of Education in August, 2020. The objective of this plan is to prevent students from leaving the country seeking higher education abroad and also to bring back Indian students studying abroad. For this initiative a committee has been constituted under the leadership of DK Singh to prepare guidelines and measures to strengthen both Study in India - Stay in India.

84. Which one of the following lakes in India has a large quantity of a substance found in the Moon?

Correct Answer: (a) Lonar Lake (Maharashtra)
Solution:Lonar Lake is in Indian State of Maharashtra and it has a large quantity of a substance found in the Moon. In March 2019, IIT-Bombay had found in research that mineral contents of Lonar lake is similar to Moon rocks. This lake was formed after a meteorite crash around 50,000 years ago.

The Lonar Crater is also a wildlife sanctuary and a notified Geo-Heritage monument. It is home to a variety of flora and fauna.

85. The Pragyan rover installed in Chandrayaan-2 mission had how many wheels?

Correct Answer: (d) 6
Solution:Indian Space Research Organisation (ISRO) launched Mission Chandrayaan-2 in July 2019 (Mission was unsuccessful). This Mission was comprised of Vikram, the lander and Pragyan,the rover. Pragyan was a six-wheeled solar-powered vehicle. It was sent to study the composition of the surface near the lunar landing site and determine the abundance of various elements

86. If the linear momentum of a moving object gets doubled due to application of a force, then its kinetic energy will

Correct Answer: (b) increase by four times
Solution:Let m be the mass and v be the velocity of the moving object. Kinetic energy of object,


87. If the distance between two objectsi s increased by two times, the gravitational force between them will

Correct Answer: (d) decrease by four times
Solution:The gravitational force between two objects of masses m₁ and m₂ separated by a distance r is given by

88. Which one of the following statements about the properties of neutrons is not correct?

Correct Answer: (d) Neutrons revolve around the atomic nuclei.
Solution:Statement (d) is not correct about the properties of neutrons, whereas all other statements are correct.

Correct Statement Electrons revolve around the atomic nuclei, not neutrons.

89. Which one of the following statements with regard to the ultraviolet light is not correct?

Correct Answer: (c) It is a longitudinal wave
Solution:Statement in option (c) is not correct about the ultraviolet light. The correct statement is : Ultraviolet light is a transverse wave.

90. If the speed of light in air is represented by c and the speed in a medium is v, then the refractive index of the medium can be calculated using the formula

Correct Answer: (b)
Solution: