116: What is a continental shelf?

(a) It is a part of the ocean which is really an extension of the land mass, but submerged.

(b) It is that part where the ocean commences.

(c) It is a land mass which is surrounded by water on all sides.

(d) It is a part of the continent that is submerged in relatively shallow sea.
117: How many numbers are there in all 6000 to 6999 (Both 6000 and 6999 included) having at least one of their digits repeated ?

(a) 216
(b) 356
(c) 496
(d) 504
118: Which one of the following is not a Harappan site?

(a) Chanhudaro

(b) Kot Diji

(c) Sohgaura

(d) Desalpur
119: Assertion (A) :

Oral Rehydration Therapy (ORT) has been strongly recommended for reducing infant mortality

Reason (R) :

Gastrointestinal problems are very common among children especially in the developing countries

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not a correct explanation of A

(c) A is true but R is false

(d) A is false but R is true
120: Which one of the following conditions is most relevant for the presence of life on Mars ?

(a) Atmospheric composition
(b) Thermal conditions
(c) Occurrence of ice caps and frozen water
(d) Occurrence of ozone