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Plant Breeding and Genetics
The digestive vacuole in the animal cell are _______?
Lysozymes
Lysosomes
Ribosomes
Dictysomes
Author:
rikazzz
Comment
Plant Breeding and Genetics
A mutant organism (bacterium) that will not grow on a minimal medium does so on the addition of some grown factor is known as _______?
Autotrophy
Axenema
Auxotroph
Heterotroph
Author:
rikazzz
Comment
Plant Breeding and Genetics
Genetic selection was proposed by _______?
Hull (1945)
Stadler (1944)
Richy (1927)
East (1920)
Author:
rikazzz
Comment
Plant Breeding and Genetics
From a single ear of corn a farmer planted 300 kernels which produced 225 tall and 75 short plants. the genotype of these offsprings are most likely to be _______?
TT and Tt only
Tt and Tt only
TT and tt only
TT Tt and tt
Author:
rikazzz
Comment
Plant Breeding and Genetics
The smallest cell organelle so far is _______?
Spherosome
Peroxisome
Ribosome
Lysosome
Author:
rikazzz
Comment
Plant Breeding and Genetics
The crossing of a yomozygous tall plant and a homozygous dwarf plant would yield plants in the ratio of _______?
All homozygous dwarf
2 tall: 2 dwarf
All the heterozygous tall
One homozygous tall, one homozygous dwarf, two heterozygous tall
Author:
rikazzz
Comment
Plant Breeding and Genetics
Ratio of genotypic covariance to the phenotypic covariance is _______?
Genetic gain
Heritability (b.s)
Co-heritability
Genetic advance
Author:
rikazzz
Comment
Plant Breeding and Genetics
Rum is distilled from _______?
Fermented fruit juice
Unmalted potatoes
Unmalted cereals
Unrefined products of sugarcane
Author:
rikazzz
Comment
Plant Breeding and Genetics
Germplasm collected within the country is known as _______?
Working collection
Active collection
Indigenous collection
Exotic collection
Author:
rikazzz
Comment
Plant Breeding and Genetics
Concept of combining ability as measure of gene action was first proposed by _______?
Sprague and Tatum (1942)
Mather (1956)
Cavalli (1952)
Wright (1951)
Author:
rikazzz
Comment
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