ExamsSCHOOL OF SCIENCE AND TECHNOLOGY

National Open University Exam Past Question – CSP 401 October, 2013 Examination

NATIONAL OPEN UNIVERSITY OF NIGERIA CSP 401 BIOTECHNOLOGY IN CROP/PEST MANAGEMENT

14/16, Ahmadu Bello Way, Victoria Island

 

SCHOOL OF SCIENCE AND TECHNOLOGY October, 2013 Examination

 

COURSE TITLE:    BIOTECHNOLOGY IN CROP/PEST MANAGEMENT

 

COURSE CODE:  CSP 401                                                                      CREDIT UNIT: 3

 

TIME ALLOWED: 2 ½ HOURS

 

INSTRUCTION: ANSWER QUESTION 1 AND ANY OTHER FOUR QUESTIONS

 

 

  1. 1. Discuss biotic and abiotic constraints to crop production that have encouraged the application of biotechnology.

 

  1. 2. Define the following terms:
  2. Biotechnology
  3. Recombinant DNA iii.          Transgenic event iv.          A Clone
  4. v. Genetic engineering v          Explant

vii.         A construct viii.        Biolistics

  1. Totipotency
  2. Restriction Fragment Length Polymorphism.

 

  1. 3. (a). Discuss concerns over the development of herbicide tolerant crop (b). List six ways through which herbicide resistance can be prevented or

delayed.

(c). What is nitrogen fixation and why is the process essential for life?

 

  1. 4. (a). What is a genetic marker?

(b). List five commonly used genetic markers.

(c). Discuss the three major genetic traits that are used in breeding for resistance to fungal diseases in crops.

 

  1. 5. Discuss GM control of insect pest

 

  1. 6. (a). What are the applications and limitations of Random Amplification of Polymorphic

DNA (RAPD) marker technology?

YOU MAY ALSO LIKE  National Open University Exam Past Question – AEM 753 October, 2013 Examination

(b). Discuss the three major genetic traits that are used in breeding for resistance to fungal diseases in crops.

 

  1. 7. (a).  Give six precautions that should be taken in order to get good response to biofertilizer application.

(b).  List four microorganisms that fix nitrogen.

(c). Distinguish between mutation and micropropagation.

Related Articles

Leave a Reply

Your email address will not be published. Required fields are marked *

Close