1286: The variations in temperatures from 0 degree C to 100 degree C with respect to time of two liquids P, Q are shown in the graph given below :

Which one of the following statement is correct ?

(a) During heating, liquid P remained hotter than liquid Q throughout
(b) At no point of time during heating did the two liquids have the same temperature
(c) P attained the temperature of 100 degree C faster than Q
(d) Q attained the temperature of 100 degree C faster than P
1287: The resinous substance, shellac is obtained from

(a) Crude oil

(b) The bark of a tree

(c) An insect

(d) Distillation of wood
1288: Match List I with List II and select the correct answer by using the codes given below the lists :

List I List II

(Special Characteristic) (Name of Planet)

I. Farthest planet from the sun ------------ (A) Mercury

II. Largest planet of the solar system ---- (B) Venus

III. Planet second from the Sun in the solar system ------------ (C) Jupiter

IV. Planet nearest to the Sun -------------- (D) Pluto

------------------------------------- (E) Saturn

Codes:

(a) I-B, II-C, III-E, IV-A
(b) I-C, II-E, III-A, IV-B
(c) I-D, II-A, III-B, IV-C
(d) I-D, II-C, III-B, IV-A
1289: The identity platform `Aadhaar' provides open "Application Programming Interfaces (APIs)". What does it imply?

1. It can be integrated into any electronic device.
2. Online authentication using iris is possible.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
1290: Chlorophyll is a naturally occurring chelate compound in which central metal is

(a) Magnesium

(b) Copper

(c) Calcium

(d) Iron