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Code No: R5102304
I B.Tech (R05) Supplementary Examinations, June 2009 FUNDAMENTALS OF BIOLOGY (Bio-Technology) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Write about:
[2× 8 = 16]
(a) Bacterial locomotion (b) Bacterial shapes 2. What are Cytokines? What role do they play in plant growth and development? [16] 3. Explain Helminthes parasitology taking Taenia solium as an example.
[16]
4. Discuss the role of the main enzymes and proteins required during DNA replication. [16] 5. What are the various endocrine glands and their secretions? Explain the functions of these hormones. [16] 6. Explain in detail the structure and functions of neuron.
[16]
7. How biotechnological methods will solve the problems of environmental pollution? [16] 8. Explain the methodology of gene transfer. ?????
[16]
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Code No: R5102304
I B.Tech (R05) Supplementary Examinations, June 2009 FUNDAMENTALS OF BIOLOGY (Bio-Technology) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Write a short note on biodiversity.
[16]
2. Explain the general structure and life cycle of Bryophytes.
[16]
3. Giving important characteristics write about Invertebrate classification.
[16]
4. Describe what is meant by the term “Transcription” of DNA?
[16]
5. Write short notes on: (a) Mitochondria (b) Thyroid gland (c) Thrombocytes or platelets (d) Digestion.
[4x4= 16]
6. Explain in detail the structure and functions of neuron.
[16]
7. Discuss some important historical milestones in development of molecular biotechnology.
[16]
8. What is the goal of genetic engineering in agriculture? What are the advantages of genetically modified crops. [16] ?????
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Code No: R5102304
I B.Tech (R05) Supplementary Examinations, June 2009 FUNDAMENTALS OF BIOLOGY (Bio-Technology) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Discuss the importance of five-kingdom classification.
[16]
2. What are Meristems? Explain in detail.
[16]
3. Explain the term “vector” in parasitology, taking the helminthes Wucheria bancrofti as an example. [16] 4. Describe the double helix structure of DNA.
[16]
5. Explain in brief the organs and organ systems present in the human body and describe their major functions. [16] 6. Trance the pathway of sound vibrations from the external environment to the receptor cells in the spiran organ of the ear. [16] 7. Define biotechnology and explain the areas of interest in Biotechnology.
[16]
8. What types of genetically determined traits would be associated with increased crop production? [16] ?????
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Code No: R5102304
I B.Tech (R05) Supplementary Examinations, June 2009 FUNDAMENTALS OF BIOLOGY (Bio-Technology) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Briefly explain a typical eukaryotic cell characteristic. 2. Briefly explain the life cycle of Pteridophytes.
[16] [16]
3. Discuss about the cycling of matter in an ecosystem.
[16]
4. Write about the main events occurring during DNA replication.
[16]
5. Explain the human body fluid compartments and describe the intracellular and extra cellular body fluids and their functions. [16] 6. Write short notes on (a) Neuron (b) Synapse (c) Neurotransmitters (d) Neuromuscular junction.
[4x4= 16]
7. Define biotechnology? How biotechnological development contribute to benefit humanity.
[16]
8. Explain the advantages and limitations of genetically modified crops.
[16]
?????