19.
The first satellite launched by India is
Answer : C. Aryabhatta
20.
MAtch List I correctly with List II and select your answer using the codes given below:
Answer : B. a-2 ,b-1,c-4 ,d-3
21.
One of the following is used for satellite communication in High Orbit?
Answer : B. Micro waves [Radio waves for Low orbit]
22.
Asia's biggest astronomical telescope is at
Answer : A. Kavalur
23.
Which one of the following is NOT an astronomical object?
Answer : B. Brittle star
24.
Artificial satellite are used for
Answer : D. All the three