Question

(a) Light blue (b) Yellow
(c) White
(d) Grey
39. What is the full form of JPEG?
(a) Joint Photographic Experts Group
(b) Joint Protocol Experts Graphics.
(c) Joint Programming Experts Graphics
(d) Joint Project Experts Group
40. What is an endothermic reaction?
(a) Reaction in which heat is released
(b) Reaction in which heat is absorbed
(c) Reaction in which neither heat is released
nor absorbed
(d) None of these
41. Which of the following is an ore of Aluminium?
ing
Cate
(1) C
11:​

Answer 1

Answer:

Step-by-step explanation:

39 a

40 b

Answer 2

39.a

40.b

OTHER MCQ OPTIONS ARE NOT GIVEN...