OBJECTIVES Of APPLICATIONS OF GENETICS IN PLANT IMPROVEMENT
Multiple Choice Questions (MCQs)
- The crossing of different varieties of plants species is
called:
(a) Hybridization (b) Inbreeding (c) Fertilization (d) None
2-Mutations code for the same amino acid:
(a) Silent (b) Nonsense (c) Missense (d) None
- Mutations code for a different amino acid:
(a) Silent (b) Nonsense (c) Missense (d) None
- Mutations code for a stop codons:
(a) Silent (b) Nonsense (c) Missense (d) None
- Gain-of-function mutations are:
(a) Neomorphic (b) Amormphic (c) Actinomorphic (d) None
- Loss-of-function mutations
(a) Neomorphic (b) Amormphic (c) Actinomorphic (d) None
- Dominant negative mutations
(a) Neomorphic (b) Amorinphic (c) Actinornorphic (d) None
- The mutation which destory an organism are:
(a) Ncomorphic (b) Amormphic (c) Actinomorphic (d) Lethal
- Hybrids between different species within the same genus are called:
(a) Intraspecific (b) Intergeneric (c) Interspecific(d) None
10-Hybrids between different sub-species within a species are called:
(a) Intraspecific (b) Intergeneric (c) Interspecific(d) None
11-Hybrids between different genera are called intergeneric hybrids:
(a) Intraspecific (h) Intergeneric (c) Interspecific(d) None
- Answers:
|
2. (a) | 3. (c) 4. (b) | 5. (a) | 6. (b) | 7. (c) | 8. (d) |
| 9. (c) | 10. (a) | I I. (b) 12. (c) | 13. (h) | 14. (c) | 15. (a) | 16. (b) |
| 17. (b) | 18. (b) |
Fill in blanks
I. The crossing of different varieties of plants species is called_______.
2-The amount by. which individuals in a population differ from one another due to their genes, rather than their environment is called _______ variability.
3-_______ mutations code for the same amino acid.
4-_______ mutations code for a different amino acid.
5-_______ mutations code for a stop codons.
6-Hybrids between different species within the same genus are
called _______ hybrids or crosses.
7-Hybrids Tetween different sub-species within a species are called hybrids.
8-Hybrids between different genera are called _______hybrids.
Ans:
I. hybridization 2. genetic 3. Silent
4. Missense 5. Nonsense 6. interspecific
7. intra-specific 8. intergeneric
Similar Articles:
- HYBRIDIZATION
- Subjective & Short Questions Of APPLICATIONS OF GENETICS IN PLANT IMPROVEMENT
- MUTATIONS
- OBJECTIVES OF MOLECULAR GENETIC CELLULAR CONTROL
- DEFINITIONS AND KEY POINTS OF MOLECULAR GENETIC CELLULAR CONTROL
