Sleepy Classes IAS
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Q.3.Which of the following is/are fertile nuclear material ?

1. Uranium-233
2. Thorium 232
3. Uranium 238
4. Uranium-235
Select the correct codes using answers given below :
Anonymous Quiz
11%
A. 1 and 2 only
29%
B. 2 and 3 only
22%
C. 1,2 and 3 Only
37%
D. All of the above
Q.1. What is the primary purpose of uranium enrichment ?

A. To extract uranium from rocks.

B. To increase the concentration of Uranium-235 for use in nuclear reactors and weapons.

C. To make uranium safe for human handling.

D. To convert uranium into a gaseous form
Choose the correct option :
Anonymous Quiz
7%
A
77%
B
12%
C
4%
D
Q.2. Consider the following statements regarding ITER (International Thermonuclear Experimental Reactor) :

1. It is an international nuclear fission research and engineering megaproject.

2. It aims to build the world's largest tokamak to generate carbon-free source of energy.

3. India is a member of this project
How many of the above statements are correct ?
Anonymous Quiz
11%
A. Only one
60%
B. Only two
28%
C. Only three
1%
D. None
Q.3. What is the primary function of anti-radiation pills (Potassium Iodide - KI) in radiation exposure?

A. Neutralizing all radioactive elements in the body.

B. Preventing radiation from entering the body.

C. Blocking absorption of radioactive iodine in the thyroid gland.

D. Removing all radioactive particles from the bloodstream
Choose the correct option ;
Anonymous Quiz
15%
A
32%
B
44%
C
10%
D
Q.1.Consider the following statement regarding ‘Pyrolysis’ :

1. It is a thermochemical treatment, which can be applied to any organic (carbonbased) product.

2. Under this process material is exposed to high temperature in the presence of oxygen.
Select the correct codes using answers given below :
Anonymous Quiz
28%
A. 1 Only
27%
B. 2 Only
40%
C. Both 1 and 2
5%
D. None of the above
Q.2. Recently Union Minister of Petroleum & Natural Gas flagged off the country's first Green Hydrogen Fuel Cell Bus in New Delhi.Consider the following statements in this context :

1. Fuel cells convert chemical energy into electrical energy.

2. Hydrogen Fuel Cell Vehicles (FCVs) are similar to electric vehicles (EVs) in that they use an electric motor.

3. The fuel cell utilizes Hydrogen and air to generate electricity to power the vehicle
How many of the above statements are correct :
Anonymous Quiz
14%
A. 1 only
37%
B. 2 only
45%
C. All 3
4%
D. None of the above
Q.3. Consider the following statement regarding ‘Ocean thermal energy conversion (OTEC) :

1. It is a process that uses the difference between the warmer surface water and the deeper cold water of the ocean to produce electricity.

2. In open-cycle OTEC, ammonia is used to generate heat.
Select the correct codes using answers given below :
Anonymous Quiz
33%
A. 1 Only
17%
B. 2 Only
46%
C. Both 1 and 2
4%
D. None of the above
As we move closer to the exam year, many of you are at a crossroads — whether to double down, change strategy, or find clarity.

Whether it’s GS, Sociology, PSIR, or just guidance — make sure you’re not alone in this journey.
Batch 3 is where a lot of serious aspirants are committed to their UPSC prep.

👥 Evening sessions. Final batches. Only if you’re ready to commit.
Window closes 30th June.
Q.1. Which of the following conditions must be met for an invention to be granted a patent ?

1. It must be new .

2. It must involve an inventive step.

3. It must be useful for industrial application.
Q.2. ‘Section 84’ of the Indian Patent Act, 1970 often in news, related to :

A. Evergreening

B. Copyright

C. Compulsory licensing

D. Painting