1.  The terms 'Event Horizon', 'Singularity', 'String Theory' and 'Standard Model' are sometimes seen in the news in the context of 

2. Who of the following scientists proved that the stars with mass less than 1.44 times the mass of the Sun end up as White Dwarfs when they die?

3. Assertion (A) A Black hole is an astronomical entity that cannot be seen by telescope.
Reason (R) The gravitational field on a Black hole is so strong that it does not allow even light to escape.

Codes

4. Consider the following pairs.

Objects in Space                 Description

1. Cepheids                          Giant clouds of dust and gas in space

2. Nebulae                           Stars which brighten and dim periodically

3. Pulsars                              Neutrons stars that are formed when massive stars run out of fuel and collapse

How many of the above pairs are correctly matched ?

1.The bright outer layer of the Sun is known as

6. Solar energy is due to

7. Instrument used to observe changes in solar system is

8. Which is the chief heavenly body of solar system?
 

A. Earth
B. Jupiter
C. Saturn
D. Sun
E. None of these / More than one of these

9. Which one of the following statements is correct with reference to our solar system? 

10. Arrange the planets given below in order of increasing distance from the Sun.

1. Pluto           2. Earth       3. Jupiter    4.Uranus 

Codes

11. Consider the following statements. 

Statement I Giant stars live much longer than dwarf stars.
Statement II Compared to dwarf stars, giant stars have a greater rate of nuclear reactions.
Which one of the following is correct in respect of the above statements?

12. Match List-I with List-II and select the correct answer by using the codes given below.

13. Match List-I with List-II and give the correct answer by using the codes given below the lists.

14. With the recent discovery of 12 new Moons, the planet presently known to have the highest number of natural satellite is . 
 

15. The minimum distance between the Sun and the Earth occurs on