UPSC PYQ for Success in Prelims| Science and Tech Part-2

In this video I have solved UPSC Prelims PYQs of Science and Technology subject, which is considered as a very important topic for UPSC Prelims.
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[@UPSCmotivationshortsvideo]

Thanku sir

[@Raj_Rajeshwari_joshi]

😊 nice , informative and helpful video........

[@SonakshimishraSonakshimi-je7jd]

Nice class sir 😊

[@azraparween4029]

❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤

[@Chanchal0203]

Didn't know science and technology could be this fun ! 🤯
Q. 122 (c) 1 and 3 only
1. The food products are not made out of hydrogenated oils.
3. The oils used are not likely to damage the cardiovascular health of the consumers.
* Q. 129. (D) Neither 1 nor 2
1. The presence of ions causes the reflection of radio waves to earth.
2. Radio waves do not have very long wavelength.

[@UPSCmotivationshortsvideo]

😂

[@Backtothebasics-UPSC]

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[@star-kl7qo]

Sir aapke telegram per ek map ki book thi us Book ka kya naam hai mujhe bahut acchi lagi