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Plant Breeding and Genetics

If two opposite alleles come together, and one of the two finds expression and mask the other in he body this facts is explained as_________________?

Agriculture Mcqs, Plant Breeding and Genetics /
If two opposite alleles come together, and one of the two finds expression and mask the other in he body this facts is explained as_________________?

A. Law of dominance
B. Law of segregation
C. Law of limiting factors
D. Law of inheritance

If two opposite alleles come together, and one of the two finds expression and mask the other in he body this facts is explained as_________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

mitosis is the normal process in a living cell but sudden and abnormal mitosis in an organ will some time result in__________________?

Agriculture Mcqs, Plant Breeding and Genetics /
mitosis is the normal process in a living cell but sudden and abnormal mitosis in an organ will some time result in__________________?

A. Cancer
B. Zygote
C. Gastrula
D. New organ

mitosis is the normal process in a living cell but sudden and abnormal mitosis in an organ will some time result in__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

The mechanism ensuring genetic continuity in mitosis is____________________?

Agriculture Mcqs, Plant Breeding and Genetics /
The mechanism ensuring genetic continuity in mitosis is____________________?

A. Formation of two daughter cells with identical DNA
B. Crossing over of the genes
C. Halving of chromosome nuriber between two daughter cells
D. Segregation of maternal and paternal characters

The mechanism ensuring genetic continuity in mitosis is____________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

The offspring of a cross between twp individuals differing in at least one set of characters is called__________________?

Agriculture Mcqs, Plant Breeding and Genetics /
The offspring of a cross between twp individuals differing in at least one set of characters is called__________________?

A. Polyploidy
B. Mutant
C. Variant
D. Hybrid

The offspring of a cross between twp individuals differing in at least one set of characters is called__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

Many groups of insects have developed resistance to DDT and other insecticides as a result of____________________?

Agriculture Mcqs, Plant Breeding and Genetics /
Many groups of insects have developed resistance to DDT and other insecticides as a result of____________________?

A. Crossing over
B. Polyploidy
C. Segregation
D. Gene mutation

Many groups of insects have developed resistance to DDT and other insecticides as a result of____________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

Suppose that out of 1000 offspring’s in the generation of a dithered cross, 748 are tall and hairy, 6 are tall and smooth, 4 are short and hairy and 242 are short and smooth. what is the explanation for this kind of ratio ?

Agriculture Mcqs, Plant Breeding and Genetics /
Suppose that out of 1000 offspring’s in the generation of a dithered cross, 748 are tall and hairy, 6 are tall and smooth, 4 are short and hairy and 242 are short and smooth. what is the explanation for this kind of ratio ?

A. Linkage and crossing over
B. Presence of multiple alleles
C. Presence of lethal genes
D. Sex-linkage

Suppose that out of 1000 offspring’s in the generation of a dithered cross, 748 are tall and hairy, 6 are tall and smooth, 4 are short and hairy and 242 are short and smooth. what is the explanation for this kind of ratio ? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

A species or type of a plant derived from doubling the chromosome of the F1 hybrid of two known species is known as__________________?

Agriculture Mcqs, Plant Breeding and Genetics /
A species or type of a plant derived from doubling the chromosome of the F1 hybrid of two known species is known as__________________?

A. Autodiploid
B. Hexaploid
C. Autopolyploid
D. Amphidiploid

A species or type of a plant derived from doubling the chromosome of the F1 hybrid of two known species is known as__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

One of the following is not an advantage of genetic engineering___________________?

Agriculture Mcqs, Plant Breeding and Genetics /
One of the following is not an advantage of genetic engineering___________________?

A. Microbes act as biological factories
B. Improvement of crop can take place
C. The gene pool is maintained
D. Genetic error can be rectified

One of the following is not an advantage of genetic engineering___________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics