Plant Breeding & Genetics Quiz 8
1 / 50
Gamatophytic system of self incompatibility was first discovered by____________________?
2 / 50
Allogamy leads to___________________?
3 / 50
Biometrics for the study of quantitative genetics was provided by ___________________?
4 / 50
Plasmids are discovered by___________________?
5 / 50
Fertilization in a flower occurs within the____________________?
6 / 50
Plastids bring about___________________?
7 / 50
Low magnitude of genotype x environamental interaction indicates__________________?
8 / 50
Law of parallele variation was given by___________________?
9 / 50
Discriminant function of plant selection was suggested by____________________?
10 / 50
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_____________________?
11 / 50
In rice, brown plant hopper has no preference for___________________?
12 / 50
Headquarter of union for the protection of new plant varieties is in__________________?
13 / 50
The variety of genes and genotypes found in a particular crop special are_____________________?
14 / 50
The suppression of the action of a gene or genes by a gene or genes not allelomorphic to these suppressed is known as __________________?
15 / 50
Concept of biparental mating was developed by__________________?
16 / 50
Mendel studied contrasting characters for his breeding cxperiments with peas which of the following character he did not study_______________?
17 / 50
Who coin the term genetic load _____________?
18 / 50
A mutation which kills 50% of the individual that carry the mutation is known as_________________?
19 / 50
Year 1900 was significant for geneticists due to__________________?
20 / 50
Who coined the term genetic flexibility and phenotypic flexibility___________________?
21 / 50
If the offspring of F, (blue) is crossed with white male parent the result will be______________________?
22 / 50
From which part of the coconut tem coir is obtained_____________________/
23 / 50
Neurotoxin is found in___________________?
24 / 50
Protoandry is found in____________________?
25 / 50
Organic evolution through large discontinuous variations was propound by__________________?
26 / 50
A useful process for determining whether an individual is homozygous or heterozygous is_____________________?
27 / 50
In the F2 generation, genotypic and phenotypic ratios are identical in cases of___________________?
28 / 50
A gene which enhances the natural mutations rate of another gene in the same genome is kanown as___________________?
29 / 50
mitosis is the normal process in a living cell but sudden and abnormal mitosis in an organ will some time result in__________________?
30 / 50
Single celled plants are called__________________?
31 / 50
Homozygous population include_________________?
32 / 50
Global gene bank of Potato is located at_____________________?
33 / 50
A rearrangement of a group of genes in a chromosome in such a way that their order in the chromosomes is reversed is known as _____________________?
34 / 50
Dispersal of seeds by parachute mechanism is present in__________________?
35 / 50
Amount of DNA is the diploid cells____________________?
36 / 50
Dee-Geo-Woogen is the source of dwarfing gene in___________________?
37 / 50
Mass pedigree method was developed by__________________?
38 / 50
Edible part of orange is__________________?
39 / 50
Concept of triple test cross of analysis was developed by____________________?
40 / 50
The giant chromosomes of Drosophila are found in_____________________?
41 / 50
When an albino plant of maize (female) is crossed with normal green plant (male) all plants in the progeny are albino because___________________?
42 / 50
43 / 50
Dominance hypothesis of heterosis was first proposed by__________________?
44 / 50
Abnormal cell with random number of chromosomes is__________________?
45 / 50
Drought tolerance is associated with ____________________?
46 / 50
Electron microscope was invented by _________________?
47 / 50
The diameter of mitochondria is __________________?
48 / 50
A polyploidy species with genomes derived from the same original species is an_________________?
49 / 50
The first ever inter generic crossed has been successfully performed between bamboo and sugarcane by_______________________?
50 / 50
RNA contains_____________________?
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