Yesterday, we received numerous requests from students to extend the 15% discount offered under early enrollments for the new batches. After carefully considering the popular demand, we are restarting the "FRESHSTART" discount coupon for a few more days.

If you are preparing for the UPSC 2026 attempt, check out our courses at sleepyclasses.com or call 1800-890-3043 to get assistance from our counsellors.

Before enrolling, we recommend you check out our trial classes.

Q.1.Consider the following statements regarding vaccine-derived poliovirus (VDPV)

1. It is a strain of inactivated poliovirus that was initially included in oral polio vaccine (OPV)

2. It can occur in any country where oral polio vaccine (OPV) is given.

Q.2. Consider the following statements regarding Dark matter :

1. Dark matter is made up of particles that do not have a charge.

2. Dark matter makes up roughly 68% of the universe.

3. They possess mass like normal matter and hence interact electromagnetic interactions

Q.3. Consider the following statements :

1. Outer space is a zone that occurs about 100 kilometers (60 miles) above the planet.

2. Space is a vacuum, meaning that sound cannot carry because molecules are not close enough together to transmit sound between them

How to DAF for UPSC Mains 2025?

Ayush Sir will be heading a session on 20th June at 5:00 PM.

Register here: https://sleepyclasses.com/how-to-fill-daf-1-upsc-mains-2025-session/?source=Telegram

Q.1.These are very luminous objects in faraway galaxies that emit jets at radio frequencies.They are found in galaxies that have supermassive blackholes which power these bright discs.However, 90 per cent of them do not emit strong radio waves, making this newlydiscovered one special. These are :

A. White holes
B. Quasar
C. Pulsar
D. Stars

Q.2. The corona is the outermost layer of the Sun. It cannot be seen with the naked eye except during a total solar eclipse, or with the use of a coronagraph. Why is the corona so dim ?

A. Its temperature is low.

B. It is far away from earth.

C. It is less dense.

D. Light scatter in the atmosphere.

Q.3. Discrete Aurora’ often in news, related to :

A. Earth
B. Jupiter
C. Mercury
D. Mars

Doston, we're having an online session here on YouTube, tomorrow at 6:00 PM to help you guys prepare better for UPSC 2026.

See you there!
Link: https://www.youtube.com/live/_hKj0rWp2VY?si=cOqfXU7zEwUg7Pgi

Q.1. In 2006, International Astronomical Union (IAU) defines criteria to classify any object as a planet.
Which among the following is correct in this context :

1. It needs to be in orbit around any fully fledged star.

2. It needs to have enough gravity to pull itself into a spherical shape.

3. It needs to have atleast one moon orbiting around it.

4. It must be bigger than earth in size