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Plant Breeding and Genetics

The slow process by which new types of organisms arise from existing forms by genetics variation is called_______________________?

Agriculture Mcqs, Plant Breeding and Genetics /
The slow process by which new types of organisms arise from existing forms by genetics variation is called_______________________?

A. Genetics
B. Mutation
C. Evolution
D. Polyploidy

The slow process by which new types of organisms arise from existing forms by genetics variation is called_______________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

When red tall plant is crossed with dwarf white plant all the plants of F, are found to be tall red. which of the following ratio will be available when a test cross is made_________________?

Agriculture Mcqs, Plant Breeding and Genetics /
When red tall plant is crossed with dwarf white plant all the plants of F, are found to be tall red. which of the following ratio will be available when a test cross is made_________________?

A. 3:1
B. 1:2:3
C. 1:1:1:1
D. 1:2:1

When red tall plant is crossed with dwarf white plant all the plants of F, are found to be tall red. which of the following ratio will be available when a test cross is made_________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

If a plant heterozygous for tallness is selfed, f2 feneration has both tall and dwarf plants. this proves the principle of__________________?

Agriculture Mcqs, Plant Breeding and Genetics /
If a plant heterozygous for tallness is selfed, f2 feneration has both tall and dwarf plants. this proves the principle of__________________?

A. Dominance
B. Segregation
C. Independent assortment
D. Incomplete dominance

If a plant heterozygous for tallness is selfed, f2 feneration has both tall and dwarf plants. this proves the principle of__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

If a heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________?

Agriculture Mcqs, Plant Breeding and Genetics /
If a heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________?

A. 25%
B. 50%
C. 75%
D. 100%

If a heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

Three important law of heredity proposed by Mendel relate to___________________?

Agriculture Mcqs, Plant Breeding and Genetics /
Three important law of heredity proposed by Mendel relate to___________________?

A. Gene linkage, character se gregation and independent assortment
B. Gene linkage, dominance and segregation
C. Segregation, independent assortment and gene linkage
D. Segregation, independent assortment and dominance recessive ness

Three important law of heredity proposed by Mendel relate to___________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

If the leaf cells have eight chromosomes it is mostly likely that__________________?

Agriculture Mcqs, Plant Breeding and Genetics /
If the leaf cells have eight chromosomes it is mostly likely that__________________?

A. Gametes will have 8 chromosomes
B. Gametes will have 4 chromosomes
C. Zygote will have 4 chromosomes
D. Zygote will have 16 chromosomes

If the leaf cells have eight chromosomes it is mostly likely that__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics