Plant Breeding MCQs 47
Plant Breeding MCQs 47
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Q1. It is a branch of genetics that correlates the structure, number and behaviour of chromosomes with heredity and variation?
- Bio technology
- Genetics
- Cytogenetics
- Plant breeding
Q2. The scientist discovered the nucleus in cells of flowering plants? (JRF-2019)
- F Wolf
- B. Lamarck
- Dutrochet
- Brown
Q3. The cell wall has minute apertures through which the cells of a tissue are interconnected. These apertures of cell wall are known as?
- Mitochondria
- Lysosomes
- Chromoplasts
- Plasmodesmata
Q4. The two ends of chromosomes are known as?
- Telomere
- Chromomere
- Chromonema
- Matrix
Q5. The condition is formation of many stranded giant chromosomes known?
- Polyteny
- Euchromatin
- Heterochromatin
- None of These
Q6. The process by which a DNA molecule makes its identical copies is called?
- DNA duplication
- DNA replication
- DNA multiplication
- RNA replication
Q7. The term meiosis was coined by?
- Flemming
- B. Farmer
- Jacob
- Monod
Q8. The word ‘gene‘ was coined by?
- Bateson and R.C. Punnet
- Correns
- A. Janssens
- L. Johannsen
Q9. Proposed the double helix model for DNA molecule by J.D. Watson, F.H.C. Crick and M.H.F. Wilkinsi in which year?
- 1948
- 1955
- 1953
- 1954
Q10. Mechanism of reverse transcription is known as?
- Transportism
- Denaturation
- Teminism
- Re transcription
Plant Breeding MCQs 47
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