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Plant Breeding and Genetics

An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?

An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?

A. Hypoploid
B. Hyperploid
C. Allopolyploid
D. Autopolyploid

An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

Occurrence of cells in diploid organisms containing multiples of the 2n genomes is known as____________________?

Occurrence of cells in diploid organisms containing multiples of the 2n genomes is known as____________________?

A. Allopolyploid
B. Amphidiploids
C. End polyploidy
D. Aneupoidy

Occurrence of cells in diploid organisms containing multiples of the 2n genomes is known as____________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

The spread of genes from one breeding population to another by migration which may result in changes in gene frequency is called__________________?

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

The spread of genes from one breeding population to another by migration which may result in changes in gene frequency is called__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

In crop improvement programmed haploids are of great importance because they__________________?

In crop improvement programmed haploids are of great importance because they__________________?

A. Are useful in studies on meiosis
B. Give homozygous lines following diplodization
C. Grow better under adverse conditions
D. Require only about half the amount of chemical fertilizers compared to diploids

In crop improvement programmed haploids are of great importance because they__________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics

The crossing of a yomozygous tall plant and a homozygous dwarf plant would yield plants in the ratio of_________________?

The crossing of a yomozygous tall plant and a homozygous dwarf plant would yield plants in the ratio of_________________?

A. 2 tall: 2 dwarf
B. All homozygous dwarf
C. All the heterozygous tall
D. One homozygous tall, one homozygous dwarf, two heterozygous tall

The crossing of a yomozygous tall plant and a homozygous dwarf plant would yield plants in the ratio of_________________? Read More »

Agriculture Mcqs, Plant Breeding and Genetics