Get Paper-VII Cytogenic and Molecular Biology of B.Sc Botany asked for Nalanda Open University Annual Degree Examinations in 2015. Collect the contents below.
Nalanda Open University
Annual Examination - 2015
B.Sc. Botany (Honours), Part-III
Paper-VII (Cytogenic and Molecular Biology)
Time: 3.00 Hrs. Full Marks: 80
Answer any five questions. Questions No. 1 is compulsory. All questions carry equal marks.
1. Multiple choice questions :
(i) Nucleolus was discovered by :
(a) Nirenberg (b) Crick (c) Fontana (d) Altman
(ii) Nuclear membrane disappears druing :
(a) Early Prophase (b) Late Prophase (c) Anaphase (d) Telophase
(iii) DNA duplication occurs during :
(a) S period (b) G1 period (c) G2 period (d) Prophase
(iv) Budding in yeast is an examples of :
(a) Amitosis (b) Endomitosis
(c) Brachymeiosis (d) Normal mitosis
(v) Crossing over takes place in :
(a) Zygotene (b) Pachytene (c) Diplotene (d) Diakinesis
(vi) Two strands of DNA are attached by H-bond between
(a) A-T, G-C (b) A-C, G-T (c) A-G, T-C (d) A-U, G-C
(vii) Extranuclear genes occur in :
(a) Mitochondria and cytoplasm (b) Cytoplasm only
(c) ER and cytoplasmic (d) Cytoplasm and Ribosome
(viii) Somatic cell division includes :
(a) Cytokinesis only
(b) Karyokinesis only
(c) Cytokinesis followed by Karyokinesis
(d) Karyokinesis followed by Cytokinesis
2. Describe the structure of DNA and compare it with that of RNA.
[ Also see: Botany Paper-VI Environmental Biology NOU Question Paper 2015 ]
3. Give an account of the structure of chromosome and write its functions.
4. Define linkage. Give experimental proof of the linked genes.
5. Give an account of Mendelian Law of Independent assortment. Why is it sometimes not shown by some genes?
6. Describe the cell cycle in details.
7. What is cytoplasmic inheritance? Give examples and its characteristics.
8. Define plant introduction and acclimatization. Discuss the process.
9. What is plant breeding? Discuss the aims and objectives of plant breeding.
10. Write notes on any Two of the following :
(a) Pure line selection (b) β-chromosome
(c) Significance of meiosis (d) Deficiency
Nalanda Open University
Annual Examination - 2015
B.Sc. Botany (Honours), Part-III
Paper-VII (Cytogenic and Molecular Biology)
Time: 3.00 Hrs. Full Marks: 80
Answer any five questions. Questions No. 1 is compulsory. All questions carry equal marks.
1. Multiple choice questions :
(i) Nucleolus was discovered by :
(a) Nirenberg (b) Crick (c) Fontana (d) Altman
(ii) Nuclear membrane disappears druing :
(a) Early Prophase (b) Late Prophase (c) Anaphase (d) Telophase
(iii) DNA duplication occurs during :
(a) S period (b) G1 period (c) G2 period (d) Prophase
(iv) Budding in yeast is an examples of :
(a) Amitosis (b) Endomitosis
(c) Brachymeiosis (d) Normal mitosis
(v) Crossing over takes place in :
(a) Zygotene (b) Pachytene (c) Diplotene (d) Diakinesis
(vi) Two strands of DNA are attached by H-bond between
(a) A-T, G-C (b) A-C, G-T (c) A-G, T-C (d) A-U, G-C
(vii) Extranuclear genes occur in :
(a) Mitochondria and cytoplasm (b) Cytoplasm only
(c) ER and cytoplasmic (d) Cytoplasm and Ribosome
(viii) Somatic cell division includes :
(a) Cytokinesis only
(b) Karyokinesis only
(c) Cytokinesis followed by Karyokinesis
(d) Karyokinesis followed by Cytokinesis
2. Describe the structure of DNA and compare it with that of RNA.
[ Also see: Botany Paper-VI Environmental Biology NOU Question Paper 2015 ]
3. Give an account of the structure of chromosome and write its functions.
4. Define linkage. Give experimental proof of the linked genes.
5. Give an account of Mendelian Law of Independent assortment. Why is it sometimes not shown by some genes?
6. Describe the cell cycle in details.
7. What is cytoplasmic inheritance? Give examples and its characteristics.
8. Define plant introduction and acclimatization. Discuss the process.
9. What is plant breeding? Discuss the aims and objectives of plant breeding.
10. Write notes on any Two of the following :
(a) Pure line selection (b) β-chromosome
(c) Significance of meiosis (d) Deficiency
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