Plant Breeding & Genetics Quiz 3
1 / 50
Red (RR) is crossed with white (ww). All the (Rw) offsprings are pink this is an indication that the R gene is_________________?
2 / 50
An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?
3 / 50
Polytene chromosomes were first observed by___________________?
4 / 50
Single seed descent method was first suggested by_________________?
5 / 50
Self incompatibility in which the genes express in the style is known as__________________?
6 / 50
Male sterility in flowering plant was first reported by___________________?
7 / 50
Germplasm collected within the country is known as____________________?
8 / 50
Prepotency increase with increase in_______________?
9 / 50
The smallest cell organelle so far is_____________________?
10 / 50
Who discovered nucleic acid________________?
11 / 50
Allogamy is promoted by____________________?
12 / 50
In populations genotypic and phenotypic ratios are identical in cases of___________________?
13 / 50
Ribosomes are important because they help in __________________?
14 / 50
Allogamy is the common form of________________________?
15 / 50
In barley, resistance to cereal leaf beetle is associated with_________________?
16 / 50
Self incompatibility which is controlled by two genes is found in___________________?
17 / 50
Norine 10 is the source of dwarfing gene in________________?
18 / 50
Heterosis can be fully exploited in the form of_____________________?
19 / 50
Who arrang the following associated with genetic engineering___________________?
20 / 50
In primary trisomic the extra chromosome is__________________?
21 / 50
DNA is genetic material was first discovered by____________________?
22 / 50
Evolution may be described as___________________?
23 / 50
The term useful heterosis was first used by__________________?
24 / 50
Who gave the model of DNA_________________?
25 / 50
Chemically DNA differs from RNA by __________________?
26 / 50
Mutation was first discovered by________________?
27 / 50
Out breeding leads to reproduction in____________________?
28 / 50
Protein content in barely is higher than____________________?
29 / 50
Ribosome?s are the centers of_____________________?
30 / 50
The enzymes and pigments associated with photosynthesis are located in ___________________?
31 / 50
A dihybrid ratio is____________________?
32 / 50
Where would you look for active cell division in a plant _____________________?
33 / 50
In Incern, resistance to spotted aphid is associated with__________________?
34 / 50
In line x tester cross each male is crossed with____________________?
35 / 50
Name chromosome was coined by ___________________?
36 / 50
The policy level of commercially cultivated seedless watermelon is__________________?
37 / 50
Global gene bank of sorghum is located at_______________________?
38 / 50
The process of producing several indentical copies of a gene sequence referred to as__________________?
39 / 50
Who discovered mitochondria__________________?
40 / 50
A child is born with an extra chromosome in each of it cells, the reason is___________________?
41 / 50
When a wheat variety with red kernels (homozygous for two non allelic and independent dominant genes) is crossed with white kenneled wheat (homozygous for two recessive non allelic independent genes), the phenotypic ratio in the F2 generation would be________________?
42 / 50
A mutant organism (bacterium) that will not grow on a minimal medium does so on the addition of some grown factor is known as __________________?
43 / 50
Which are the necessary conditions for the hardy Weinberg principle for applying to genetic population________________?
44 / 50
The concept of disruptive was given by____________________?
45 / 50
The carrier of genetic information is __________________?
46 / 50
Common and easily available source of energy does not contain RNA__________________?
47 / 50
How many mitouc divisions will take place to produce 512 cells from a single parent cell_________________?
48 / 50
Which one of the following does not contain RNA_______________?
49 / 50
The chromosome number of human race is__________________?
50 / 50
The significance of difference among several means is tested with the help of____________________?
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