Biology Test 189

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Biology Test 189

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Weekly Quiz Competition

Question 1
4 / -1

In mung bean, resistance to yellow mosaic virus and powdery mildew were inducted by :-

A
Mutation breeding

B
Hybridisation

C
Conventional breeding

D
Selection
Question 2
4 / -1

Breeding of crops with higher levels of vitamins and minerals or higher proteins and healthier fats is called :-

A
Bioprospecting

B
Mineral Enrichment

C
Bioconservation

D
Biofortification
Question 3
4 / -1

Which of the following in not the objective of bio fortification ?

A
Improvement of protein content and quality.

B
Increase oil content & quality

C
Reduction in micro nutrient and mineral content.

D
Improvement of vitamin content.
Question 4
4 / -1

Choose the incorrect statement :-

A
Pusa Lerma variety is produced by g-rays treatment.

B
Sonora-64 is the mexican wheat variety.

C
Cross-hybridization and selection of superior recombinants is tedious process.

D
Norin-10 is the dwarf gene of wheat.
Question 5
4 / -1

Identify the correct match from the columns-I, II and III :-

A
1-a-iv, 2-b-ii, 3-d-iii, 4-c-i

B
1-b-iv, 2-a-ii, 3-c-iii, 4-d-i

C
1-b-iv, 2-a-ii, 3-d-iii, 4-c-i

D
1-b-ii, 2-a-iv, 3-d-iii, 4-c-i
Question 6
4 / -1

For single cell protein select correct statement :-

A
Obtained from animal

B
Obtained from Methylophilus methylotrophus

C
Obtained from Bhindi

D
Spirulina is not source of it
Question 7
4 / -1

Micro-organism which have high rate of biomass production and growth, can be expected to produce tonnes of protein, is :-

A
Pseudomonas putida

B
E. coli

C
Rhizobium

D
Methylophilus methylotrophus
Question 8
4 / -1

The method of producing thousands of plants through tissue culture is called ........... .

A
Somaclones

B
Micropropagation

C
Explant

D
Macropropagation
Question 9
4 / -1

Protoplast fusion occurs due to treatment of :-

A
NaNO₃

B
Poly ethylene glycol

C
Electric shock

D
All of these
Question 10
4 / -1

Choose the incorrect statement ?

A
Plant tissue culture is in vitro micropropagation technique.

B
In plant tissue culture, explants are sterlized by dry heat or steam.

C
Somaclones are obtained in plant tissue culture

D
Cellular totipotency property is shown by explants.

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Biology Test 189

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Biology Test 189

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SHARING IS CARING

Question 1

Mutation breeding

Hybridisation

Conventional breeding

Selection

Question 2

Bioprospecting

Mineral Enrichment

Bioconservation

Biofortification

Question 3

Improvement of protein content and quality.

Increase oil content & quality

Reduction in micro nutrient and mineral content.

Improvement of vitamin content.

Question 4

Pusa Lerma variety is produced by g-rays treatment.

Sonora-64 is the mexican wheat variety.

Cross-hybridization and selection of superior recombinants is tedious process.

Norin-10 is the dwarf gene of wheat.

Question 5

1-a-iv, 2-b-ii, 3-d-iii, 4-c-i

1-b-iv, 2-a-ii, 3-c-iii, 4-d-i

1-b-iv, 2-a-ii, 3-d-iii, 4-c-i

1-b-ii, 2-a-iv, 3-d-iii, 4-c-i

Question 6

Obtained from animal

Obtained from Methylophilus methylotrophus

Obtained from Bhindi

Spirulina is not source of it

Question 7

Pseudomonas putida

E. coli

Rhizobium

Methylophilus methylotrophus

Question 8

Somaclones

Micropropagation

Explant

Macropropagation

Question 9

NaNO3

Poly ethylene glycol

Electric shock

All of these

Question 10

Plant tissue culture is in vitro micropropagation technique.

In plant tissue culture, explants are sterlized by dry heat or steam.

Somaclones are obtained in plant tissue culture

Cellular totipotency property is shown by explants.

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