Basavarajeswari Group of Institutions

(Autonomous Institute under Visvesvaraya Technological University, Belagavi)

USN Course Code 2 2 B B 3 1

Third Semester B.E. Degree Examinations, March/April 2024

BIOLOGY FOR ENGINEERS
(Common to all)
Duration: 3 hrs Max. Marks: 100
Note: 1. Answer any FIVE full questions, choosing ONE full question from each module.
2. Missing data, if any, may be suitably assumed

Q. No Question Marks (RBTL:CO:PI)

MODULE – 1
1. a. Define cell and its characteristics. Write a note on cell theory 06 (2 :1: 1.2.1)

b. Describe prokaryotic cell structure, functions and modes of reproduction. 08 (2 :1: 1.2.1)
c. Explain the properties and functions of carbohydrate biomolecule. 06 (2 :1: 1.2.1)
OR
2. a. Explain stem cells and their applications, regenerative medicine, 08 (2 :1: 1.2.1)
therapeutic cloning, gene therapy.
b. Explain the classification of enzymes with one example each, their 06 (2 :1: 1.2.1)
functions and properties.
c. Explain the properties and functions of lipid biomolecule. 06 (2 :1: 1.2.1)
MODULE – 2
3. a. Explain the constructions, properties, and importance of cellulose based 08 (2 :2:1.2.1)
water filters.
b. Explain how the DNA vaccine works, their efficacy, ease to 06 (2 :2:1.2.1)
administration, cost effectiveness and reduced risk of side effects.
c. Explain the working principle and steps involved in DNA 06 (2 :2:1.2.1)
fingerprinting for forensic application.
OR
4. a. Explain the functions of proteins in the body, focusing on their roles in 08 (2 :2:1.2.1)
catalyzing chemical reactions, transporting molecules, providing
mechanical support, and regulating cell behaviour.
b. Explain the properties and advantages of lipids as cleaning agents. 06 (2 :2:1.2.1)
c. Explain the properties and applications of lignolytic enzymes in bio- 06 (2 :2:1.2.1)
bleaching.
MODULE – 3
5. a. Compare the architecture of the human brain as a CPU system with that 06 (2 :3:1.2.1)
of a traditional computer.
b. Discuss the application and features of EEG in studying brain activity. 08 (2 :3:1.2.1)
c. Describe the causes and symptoms of Cataracts. Explain the surgical 06 (2 :3:1.2.1)
procedures used to treat cataracts and restore clear vision.

OR
Note: (RBTL - Revised Bloom’s Taxonomy Level: CO - Course Outcome: PI - Performance Indicator)
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 (2 :3:1.2.1)
6. a. Explain the role of ECG monitoring in diagnosing and monitoring heart 06
related issues.
b. Describe the gas exchange mechanism in the lungs. Discuss the process 08 (2 :3:1.2.1)
of oxygen diffusion into the bloodstream and carbon dioxide diffusion
out of the bloodstream in the alveoli.
c. Discuss the role of each component of the nephron in the filtration, 06 (2 :3:1.2.1)
reabsorption, and secretion processes.
MODULE – 4
7. a. Explain the working principle of ultrasonography and discuss its 06 (2 :3: 1.2.1)
advantages and limitations in medical imaging.
b. Describe the working principle of a bionic leaf and explain how it mimics 06 (2 :3: 1.2.1)
the process of photosynthesis.
c. Describe the principle of echolocation. Discuss with examples of 08 (2 :3: 1.2.1)
biological and technological echolocation systems.
OR
8. a. Discuss the advancements in photovoltaic cell technology. Explain how 08 (2 :3: 1.2.1)
this technology contribute to the development of sustainable and efficient
solar energy systems.
b. Describe the mechanism of bird flight and the use of GPS technology in 06 (2 :3: 1.2.1)
aircraft navigation.
c. State the principle and discuss the techniques used for the preparation of 06 (2 :3: 1.2.1)
super hydrophobic surfaces.
MODULE – 5
9. a. Explain the concept of bio printing and its objective in the field of 06 (2 :4: 1.2.1)
medical and scientific applications.
b. Explain the process of 3D printing of human ears and discuss the 08 (2 :4: 1.2.1)
advantages it offers over traditional surgical methods.
c. Discuss the technology behind the electrical tongue and its application in 06 (2 :4: 1.2.1)
the analysis of taste and flavour in food and beverages.
OR
10. a. List the advantages and limitations of DNA origami as a tool for 06 (2 :4: 1.2.1)
creating nanoscale structures and its potential for drug delivery
applications
b. List the advantages and limitations of bio imaging techniques used for 06 (2 :4: 1.2.1)
disease diagnosis.
c. List the advantages and limitations of self-healing bio-concrete. 08 (2 :4: 1.2.1)
** ** **

Note: (RBTL - Revised Bloom’s Taxonomy Level: CO - Course Outcome: PI - Performance Indicator)
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