(Papers) CISCE : Download Class XII Exam Papers-2018 (BIOTECHNOLOGY)

BIOTECHNOLOGY :

• Subject : BIOTECHNOLOGY
• Year : 2018
• Class : 12
• Duration : 3 Hour

Instruction :

1. Answer Question 1 (compulsory) from Part I and five questions from Part II.
2. The intended marks for questions or parts of questions are given in brackets [ ]. 

Question 1
(a) Mention any one significant difference between each of the following: [5]
(i) Reducing sugar and non-reducing sugar.
(ii) Triploids and haploids.
(iii) Lac operon and Trp operon
(iv) Blunt end and sticky end.
(v) Spectroscopy and colorimetry.

(b) Answer the following questions: [5]
(i) Who developed the microbe called super bug, which was designed to degrade spilled oil?
(ii) Name any two growth regulators used in a culture medium.
(iii) What is an apoenzyme?
(iv) How is the disease albinism caused?
(v) State any one limitation of gynogenesis.

(c) Write the full form of each of the following: [5]
(i) AFLP
(ii) SSBs
(iii) BAC
(iv) CIMAP
(v) PAGE

Click here to download Paper-1

Click here to download Paper-2

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