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
Agriculture Mcqs
If the offspring of F, (blue) is crossed with white male parent the result will be______________________?
If the offspring of F, (blue) is crossed with white male parent the result will be______________________?
A. All blue
B. All white
C. All black
D. Half blue and half white
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_________________?
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
If a haploid chromosome number of a gymnosperm is 12 the chromosome in its endosperm will be__________________?
If a haploid chromosome number of a gymnosperm is 12 the chromosome in its endosperm will be__________________?
A. 6
B. 12
C. 24
D. 36
If a plant heterozygous for tallness is selfed, f2 feneration has both tall and dwarf plants. this proves the principle of__________________?
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 heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________?
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%
Three important law of heredity proposed by Mendel relate to___________________?
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
How many mitouc divisions will take place to produce 512 cells from a single parent cell_________________?
How many mitouc divisions will take place to produce 512 cells from a single parent cell_________________?
A. 9
B. 256
C. 158
D. 511
If the leaf cells have eight chromosomes it is mostly likely that__________________?
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
The policy level of commercially cultivated seedless watermelon is__________________?
The policy level of commercially cultivated seedless watermelon is__________________?
A. Monoploid
B. Diploid
C. Triploid
D. Tetraploid