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Plant Breeding & Genetics Quiz 1

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Plant Breeding & Genetics Quiz 1

1 / 50

Concept of combining ability as measure of gene action was first proposed by___________________?

2 / 50

Citification is not required for_____________________?

3 / 50

The parry of Cauliflower which is eaten is__________________?

4 / 50

Jumping gene was first discovered in______________________?

5 / 50

Gradual reduction on genetic variability due to elimination of various () is called_______________________?

6 / 50

Gene for gene hypothesis was proposed by__________________?

7 / 50

Nutritional quality breeding deals with genetic improvement in__________________?

8 / 50

Analysis of covanance permits estimation of_____________________?

9 / 50

Seeds which dried at low moisture content and stored at low temperature without losing their viability are__________________?

10 / 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_________________?

11 / 50

Anthesis starts in wheat at__________________?

12 / 50

Absence of chlorophyll in a plant is known as__________________?

13 / 50

The role of nucleus in regulating the morphology of the plant was discovered in___________________?

14 / 50

Concept of ideotype___________________?

15 / 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___________________?

16 / 50

Cytoplasmic sterility is govemed by________________________?

17 / 50

In cereals limiting amino acids are________________?

18 / 50

Linked gene may be separated by the process of_________________?

19 / 50

If a plant heterozygous for tallness is selfed, f2 feneration has both tall and dwarf plants. this proves the principle of__________________?

20 / 50

Plastids bring about___________________?

21 / 50

Vertical resistance is also known as_________________?

22 / 50

In a population gene frequencies remain constant when there is_________________?

23 / 50

In the long term storage, germplasm can be stored upto____________________?

24 / 50

An exce4ption of Mendel?s law is______________________?

25 / 50

Genetic selection was proposed by_________________?

26 / 50

Heterobeltiosis is estimated over the___________________?

27 / 50

As a result of linkage and crossingover _____________________?

28 / 50

The ATP formed in__________________?

29 / 50

A nullisomic individual is represented by________________?

30 / 50

Argemone mexicana is an objectional wed of__________________?

31 / 50

Which of the cell organelle is considered to be rich in catabolic enzymes_____________________?

32 / 50

How many times mitotic divisions must occur in a cell of the root tip to form 256 cels___________________?

33 / 50

Which part of cell is important for and synthesis protoplasm ______________________?

34 / 50

The organic evolution look place about__________________?

35 / 50

All organism or cell having a chromosome number that is not an exact multiple of the monoploid or basic number is known as___________________?

36 / 50

Mutation breeding is mostly used in____________________?

37 / 50

A normal plant suddenly started reproducing parthengentically. the number of chromosomes of the second generation compared to the parent plant will be____________________?

38 / 50

Herkogamy is found in___________________?

39 / 50

Reproduction from an unfertilized egg or reproduction without fertilization may be defined as___________________?

40 / 50

Colchicum () is extracted from__________________?

41 / 50

Edible part of pomegranate is____________________?

42 / 50

Pollen sterility which is controlled by both cytoplasmic and nuclear genes is known as___________________?

43 / 50

Heterosis results due to____________________?

44 / 50

Among the following the test cross is_________________?

45 / 50

Self pollination is associated with__________________?

46 / 50

High values of genetic advance are indicative of____________________?

47 / 50

Various crosses made using a common tester are__________________?

48 / 50

Polyploidy is most likely to result from ____________________?

49 / 50

The protein synthesizing system is associated with_____________________?

50 / 50

Which generate variability_________________?

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