A. 9:3:3:1
B. 9:7
C. 9:9:9:3:3:3:1
D. 1:4:6:4:1
Plant Breeding and Genetics
The enzymes and pigments associated with photosynthesis are located in ……………….?
A. Leucoplast
B. Plastid
C. Chloroplast
D. Protoplast
Single celled plants are called………………?
A. B. Protest
B. Protophyta
C. Protozoa
D. Prokaryotes
A rearrangement of a group of genes in a chromosome in such a way that their order in the chromosomes is reversed is known as …………………?
A. Inversion
B. Conversion
C. Recessive gene
D. Realignment
Organisms that can synthesize all their substances from simple inorganic molecules are termed as………………..?
A. Audacious
B. Autotrophic
C. Heterotrophic
D. Phototrophic
The giant chromosomes of Drosophila are found in…………………?
A. Testes
B. Salivary glands
C. Ovaries
D. Muscles
The role of nucleus in regulating the morphology of the plant was discovered in……………….?
A. pea
B. Acetabularia
C. Macrospore
D. Maize
The spread of genes from one breeding population to another by migration which may result in changes in gene frequency is called…………….?
A. Gene flow
B. Genetic drift
C. Gene frequency
D. None of the above
A mutant organism (bacterium) that will not grow on a minimal medium does so on the addition of some grown factor is known as ………………?
A. Autotrophy
B. Auxotroph
C. Axenema
D. Heterotroph
The reason why mutations which are harmful do not eliminated from gene pool is that……………….?
A. They are recessive and carried by heterozygous individuals
B. Genetic drift occurs because of a small population in to offsprings
C. Making possible reproduction in all types of environments
D. They have future survival value