Kurukshetra University 2007 B.Tech Electronics and Communications Engineering Introduction to Biotechnology (BT) - Question Paper

Introduction to Biotechnology
Paper: BT-l0lE
Time: 3 Hours
Maximum Marks: 100

Note :- Attempt any 5 ques. selecting at lowest 1 ques. from every unit.

UNIT-I

1. (a) elaborate Nucleic acids ? define the main points of differences ranging from DNA and RNA Mention the biological importance of nucleic acids. [10]

(b) explain the effect of substrate concentration and pH on the activity of enzyme. [10]

2. elaborate carbohydrates ? How they are classified ? explain the functions of carbohydrates. ' [20]

UNIT-II

3.(a) Write short notes on: [15]
(i) Koch's postulates
(ii) Pasteur effect
(iii) Control of Microbes.

(b)Discus the respiratory system of human.

4.(a) What is the importance of photosynthesis ? [5]

(b)What are various modes of nutrition in plants ? [5]

(c) How microbes help in nitrogen fixation ? [5]

(d) Write down the structure and function of kidneys. [5]

UNIT-III

Write short notes on: [20]

(i) Genomics

(ii) rDNA technology

(iii) Speciation

(iv) Central Dogma

6.(a) explain the Mendel's laws of Inheritance in details. [10]

(b) What is the difference ranging from Mitosis and Meiosis. [5]

(c) Bioinformatics is considered as an alliance ranging from Biology and info Sciences. Justify. [5]

UNIT-IV

7 (a) What is Biotechnology ? elaborate its scopes and achievements ? [10]

(b) elaborate various applications of Biotechnology in Medicine ? [5]

(c) explain the public perceptions of Biotechnology. [5]

8. (a) Write short notes on : [10]

(i) Plasmids as vector

(ii) Restriction enzymes

(iii) Ligase

(iv) Recombinant DNA

(v) Transformation

(b) explain the applications of Biotechnology in Agriculture and Environment. [10]

Earning:   Approval pending.