Plant Breeding & Genetics Quiz 1
1 / 50
Plastids bring about___________________?
2 / 50
An exce4ption of Mendel?s law is______________________?
3 / 50
Which of the cell organelle is considered to be rich in catabolic enzymes_____________________?
4 / 50
Pollen sterility which is controlled by both cytoplasmic and nuclear genes is known as___________________?
5 / 50
Among the following the test cross is_________________?
6 / 50
Which part of cell is important for and synthesis protoplasm ______________________?
7 / 50
If a pure tall plant is crossed with a pure dwarf one, the ratio of tall pure dwarf in the F 2 generation after selling F1 plant will be___________________?
8 / 50
In cereals limiting amino acids are________________?
9 / 50
The protein synthesizing system is associated with_____________________?
10 / 50
Gene for gene hypothesis was proposed by__________________?
11 / 50
Concept of combining ability as measure of gene action was first proposed by___________________?
12 / 50
The parry of Cauliflower which is eaten is__________________?
13 / 50
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_________________?
14 / 50
High values of genetic advance are indicative of____________________?
15 / 50
The ATP formed in__________________?
16 / 50
Genetic selection was proposed by_________________?
17 / 50
The organic evolution look place about__________________?
18 / 50
A nullisomic individual is represented by________________?
19 / 50
Heterosis results due to____________________?
20 / 50
Citification is not required for_____________________?
21 / 50
Nutritional quality breeding deals with genetic improvement in__________________?
22 / 50
Which generate variability_________________?
23 / 50
Various crosses made using a common tester are__________________?
24 / 50
Polyploidy is most likely to result from ____________________?
25 / 50
The role of nucleus in regulating the morphology of the plant was discovered in___________________?
26 / 50
Linked gene may be separated by the process of_________________?
27 / 50
Heterobeltiosis is estimated over the___________________?
28 / 50
As a result of linkage and crossingover _____________________?
29 / 50
Absence of chlorophyll in a plant is known as__________________?
30 / 50
Reproduction from an unfertilized egg or reproduction without fertilization may be defined as___________________?
31 / 50
How many times mitotic divisions must occur in a cell of the root tip to form 256 cels___________________?
32 / 50
All organism or cell having a chromosome number that is not an exact multiple of the monoploid or basic number is known as___________________?
33 / 50
A normal plant suddenly started reproducing parthengentically. the number of chromosomes of the second generation compared to the parent plant will be____________________?
34 / 50
In a population gene frequencies remain constant when there is_________________?
35 / 50
In the long term storage, germplasm can be stored upto____________________?
36 / 50
Colchicum () is extracted from__________________?
37 / 50
Herkogamy is found in___________________?
38 / 50
Analysis of covanance permits estimation of_____________________?
39 / 50
Gradual reduction on genetic variability due to elimination of various () is called_______________________?
40 / 50
Mutation breeding is mostly used in____________________?
41 / 50
Self pollination is associated with__________________?
42 / 50
Cytoplasmic sterility is govemed by________________________?
43 / 50
Anthesis starts in wheat at__________________?
44 / 50
If a plant heterozygous for tallness is selfed, f2 feneration has both tall and dwarf plants. this proves the principle of__________________?
45 / 50
Vertical resistance is also known as_________________?
46 / 50
Edible part of pomegranate is____________________?
47 / 50
Argemone mexicana is an objectional wed of__________________?
48 / 50
Jumping gene was first discovered in______________________?
49 / 50
Seeds which dried at low moisture content and stored at low temperature without losing their viability are__________________?
50 / 50
Concept of ideotype___________________?
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