1036: Consider the following statements:
1. Smart Card is a plastic card with an embedded microchip.
2. Digital technology is primarily used with new physical communication medium such as satellite and fiber optics transmission.
3. A digital library is a collection of documents in an organised electronic form available on the internet only.
Which of the statements given above is/are correct?
(a) 3 only
(b) 1 and 2
(c) 2 and 3
(d) 1, 2 and 3
1037: Helium is used for respiration in deep water instead of nitrogen because:
(a) It is heavier than nitrogen
(b) It is lighter than nitrogen
(c) It mixes less in blood than nitrogen
(d) It helps oxygen burn more quickly
1038: Regarding the atom of a chemical element, the magnetic quantum number refers to
(a) orientation
(b) shape
(c) size
(d) spin
1039: Match List I with List II and select the correct answer using the codes given below the Lists :
List I---------------- List II
(Industries)--------------- (Industrial Centres)
I. Pearl fishing--------- (A) Pune
II. Automobiles---------- (B) Tuticorin
III. Ship-building----------- (C) Pinjore
IV. Engineering goods---------- (D) Marmagao
Codes:
(a) I-B, II-A, III-D, IV-C
(b) I-B, II-A, III-C, IV-D
(c) I-A, II-B, III-D, IV-C
(d) I-A, II-B, III-C, IV-D
1040: Which of the following terms is used to denote the heavy rocks of the lithosphere ?
(a) Substratum
(b) SIAL
(c) SIMA
(d) None of the above