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Plant Breeding & Genetics Quiz 3

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Plant Breeding & Genetics Quiz 3

1 / 50

In populations genotypic and phenotypic ratios are identical in cases of___________________?

2 / 50

In barley, resistance to cereal leaf beetle is associated with_________________?

3 / 50

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

4 / 50

Polytene chromosomes were first observed by___________________?

5 / 50

Evolution may be described as___________________?

6 / 50

The enzymes and pigments associated with photosynthesis are located in ___________________?

7 / 50

Common and easily available source of energy does not contain RNA__________________?

8 / 50

Ribosomes are important because they help in __________________?

9 / 50

Norine 10 is the source of dwarfing gene in________________?

10 / 50

Which are the necessary conditions for the hardy Weinberg principle for applying to genetic population________________?

11 / 50

Germplasm collected within the country is known as____________________?

12 / 50

Heterosis can be fully exploited in the form of_____________________?

13 / 50

The concept of disruptive was given by____________________?

14 / 50

In line x tester cross each male is crossed with____________________?

15 / 50

Where would you look for active cell division in a plant _____________________?

16 / 50

The policy level of commercially cultivated seedless watermelon is__________________?

17 / 50

Male sterility in flowering plant was first reported by___________________?

18 / 50

The process of producing several indentical copies of a gene sequence referred to as__________________?

19 / 50

In primary trisomic the extra chromosome is__________________?

20 / 50

Self incompatibility in which the genes express in the style is known as__________________?

21 / 50

Who arrang the following associated with genetic engineering___________________?

22 / 50

In Incern, resistance to spotted aphid is associated with__________________?

23 / 50

Who discovered nucleic acid________________?

24 / 50

A dihybrid ratio is____________________?

25 / 50

Mutation was first discovered by________________?

26 / 50

The carrier of genetic information is __________________?

27 / 50

Protein content in barely is higher than____________________?

28 / 50

The smallest cell organelle so far is_____________________?

29 / 50

Prepotency increase with increase in_______________?

30 / 50

The term useful heterosis was first used by__________________?

31 / 50

Who gave the model of DNA_________________?

32 / 50

The chromosome number of human race is__________________?

33 / 50

Red (RR) is crossed with white (ww). All the (Rw) offsprings are pink this is an indication that the R gene is_________________?

34 / 50

Who discovered mitochondria__________________?

35 / 50

The significance of difference among several means is tested with the help of____________________?

36 / 50

Out breeding leads to reproduction in____________________?

37 / 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________________?

38 / 50

Ribosome?s are the centers of_____________________?

39 / 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 __________________?

40 / 50

Chemically DNA differs from RNA by __________________?

41 / 50

DNA is genetic material was first discovered by____________________?

42 / 50

Self incompatibility which is controlled by two genes is found in___________________?

43 / 50

Allogamy is the common form of________________________?

44 / 50

Which one of the following does not contain RNA_______________?

45 / 50

A child is born with an extra chromosome in each of it cells, the reason is___________________?

46 / 50

Name chromosome was coined by ___________________?

47 / 50

Single seed descent method was first suggested by_________________?

48 / 50

Global gene bank of sorghum is located at_______________________?

49 / 50

Allogamy is promoted by____________________?

50 / 50

How many mitouc divisions will take place to produce 512 cells from a single parent cell_________________?

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