Strategies for Enhancement in Food Production Test

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Strategies for Enhancement in Food Production Test - 3

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Weekly Quiz Competition

Question 1
1 / -0

Picking up plants with superior phenotype for further propagation is

A
Hybrid vigour

B
Introduction

C
Pure line selection

D
Mass selection

Solution

Mass selection is a simplest , common and oldest method of crop improvement, in which large number of plants of similar superior phenotype are selected and their seeds are harvested and mixed together to constitute the new variety.
Question 2
1 / -0

Which of the following statements is/are correct?

(1) Plants developed through suspension cultures generally exhibit genetic variations.
(2) Plants regenerated via organogenesis from callus cultures generally do not exhibit genetic variations.

A
Only (2)

B
Only (1)

C
Both (1) and (2)

D
Neither (1) nor (2)
Question 3
1 / -0

Which of the following statements is/are true regarding artificial insemination?

(a) Through selective breeding, animals of desired characteristics cannot be obtained.
(b) It is a very cheap and unviable method.
(c) It prevents the spread of certain diseases and sterility due to genital diseases.

A
Only (a)

B
Both (a) and (b)

C
Only (c)

D
Both (b) and (c)

Question 4

1 / -0

Match List I (Zoological names) with List II (Common names) and select the correct answer using the codes given below:

List I	List II
I. Sitophilus oryzae	A. Rice weevil
II. Trogoderma granarium	B. Khapra beetle
III. Tribolium castaneum	C. Flour beetle
IV. Plodia interpunctella	D. Indian meal moth

I – B, II – C, III – D, IV – A

I – B, II – C, III – A, IV – D

I – A, II – B, III – D, IV – C

I – A, II – B, III – C, IV – D

Question 5
1 / -0

Which of the following is a high-yielding variety of soybean?

A
Pusa Ageti

B
MH - 2

C
Pusa 24

D
Pusa Bold
Question 6
1 / -0

The superiority of the hybrid over either parent in one or more traits is

A
Heterosis

B
Metamorphosis

C
Mutation

D
Transformation

Solution

Heterosis, hybrid vigor, or outbreeding enhancement, is the improved or increased function of any biological quality in a hybrid offspring. The adjective derived from heterosis is heterotic
Hybrid obtained from two different plants have one or more traits superior than either of parents.
Question 7
1 / -0

Which of the following options is/are the advantage(s) of crop rotation?

A
Crop rotation controls pest.

B
It reduces the need of fertilisers.

C
By alternating between the deep and shallow rooted crops, the soil may be utilised more completely.

D
All of the above
Question 8
1 / -0

Best method to increase crop yield is

A
Sowing seeds of improved varieties

B
Using more fertilizers

C
Eradication of weeds

D
Using tractors

Solution

Crop production can be increased by adopting a number of methods like using seeds of improved varieties, using modern method of agriculture, using fertilizers and pesticides. An improved seed variety is most important for better yield.

Question 9

1 / -0

Match the following:

1. White revolution	a. Poultry farming
2. Blue revolution	b. Beekeeping
3. Golden revolution	c. Fisheries
4. Silver revolution	d. Milk production

1 - b, 2 - c, 3 - d, 4 - a

1 - d, 2 - c, 3 - a, 4 - b

1 - d, 2 - a, 3 - b, 4 - c

1 - d, 2 - c, 3 - b, 4 - a

1 - d, 2 - b, 3 - c, 4 - a

Question 10
1 / -0

In tissue culture, which of the following are true for a suspension culture?

A. Suspension culture consists of single cells and small groups of cells.
B. They must be constantly agitated at 100 to 250 rpm (revolutions per minute).
C. Suspension culture is maintained in a medium usually gelled with agar.
D. The cultures grow in two to three weeks.
E. Usually, the medium has the auxin 2,4-D.

A
A, B and E

B
A, B and C

C
A and D

D
B and C
Question 11
1 / -0

Which of the following statements regarding mixed cropping is/are false?

(a) In mixed cropping, the risk of total crop failure due to uncertain monsoon is reduced.
(b) Due to complementary effect of component crops, the yield of both crops increase.
(c) In mixed cropping, chances of pest infestation are greatly reduced.

A
Both (a) and (b)

B
Only (a)

C
Both (b) and (c)

D
None of these
Question 12
1 / -0

Which of the following statements is/are true about wheat?

A. The hybrid of wheat and rye, triticale, is a man-made cereal.
B. Dwarf variety of wheat is due to a gene called Norin–10.
C. In wheat, cryopreservation of seeds is followed.
D. Artificial plant breeding is difficult in wheat.

A
A, B and D

B
Only B and D

C
A, B and C

D
Only B and C
Question 13
1 / -0

Which of the following is the highest milk-yielding variety of cows?

A
Red Sindhi

B
Freiswal

C
Sahiwal

D
Holstein-Friesian

E
Gir
Question 14
1 / -0

Which of the following plant species would you select for the production of bioethanol?

A
Brassica

B
Zea mays

C
Marsh gladiolus

D
Pisum sativum
Question 15
1 / -0

Taichung Native-1”, a rice variety was introduced in India from

A
Taiwan

B
United nations

C
Philippines

D
China

Solution

Taichung Native-1 is a rice variety introduced in India from Taiwan. This variety of rice is medium sized having long inflorescence. The maturity period is also shorter than usual varieties of rice.
Question 16
1 / -0

In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called

A
germplasm collection

B
selection of superior recombinants

C
cross-hybridisation among the selected parents

D
evaluation and selection of parents

Question 17

1 / -0

Match the following:

Column - I	Column - II
(a) High-yielding varieties of wheat	1. CO 419
(b) High-yielding varieties of maize	2. Ganga 5
(c) High-yielding varieties of rice	3. I R 36
(d) High-yielding varieties of sugarcane	4. CO 712
	5. Sabarmati
	6. Sonalika
	7. Jaya
	8. Kalyan Sona

^{_(a)_{1 and 3, (b)}_{6 and 7, (c)}_{4 and 8, (d)}_2 and 5}

^{_(a)_{6 and 8, (b)}_2 and}^{_{5, (c)}_{3 and 7, (d)}_1 and 4}

^{_(a)_{2 and 5, (b)}_{4 and 8, (c)}_{6 and 7, (d)}_1 and 3}

^{_(a)_{1 and 8, (b)}_{2 and 5, (c)}_{3 and 7, (d)}_4 and 6}

Question 18
1 / -0

Which of the following is not a micronutrient?

A
Potassium

B
Chlorine

C
Iron

D
Manganese

E
Boron
Question 19
1 / -0

An Italian variety of bee introduced in the Indian apiculture is

A
Apis florae

B
Apis dorsata

C
Apis cerana

D
Apis mellifera
Question 20
1 / -0

Cloning is not meant for

A
To replace the original one

B
Production of HGH gene in E. coli

C
Increasing production

D
To preserve the genotype of organism

Solution

Cloning is the method of increasing the number of individual having similar genetic organization. It is not a means of reproduction or production of the organism.

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Strategies for Enhancement in Food Production Test - 3

Result

Strategies for Enhancement in Food Production Test - 3

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Rank

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SHARING IS CARING

Question 1

Hybrid vigour

Introduction

Pure line selection

Mass selection

Solution

Question 2

Only (2)

Only (1)

Both (1) and (2)

Neither (1) nor (2)

Question 3

Only (a)

Both (a) and (b)

Only (c)

Both (b) and (c)

Question 4

I – B, II – C, III – D, IV – A

I – B, II – C, III – A, IV – D

I – A, II – B, III – D, IV – C

I – A, II – B, III – C, IV – D

Question 5

Pusa Ageti

MH - 2

Pusa 24

Pusa Bold

Question 6

Heterosis

Metamorphosis

Mutation

Transformation

Solution

Question 7

Crop rotation controls pest.

It reduces the need of fertilisers.

By alternating between the deep and shallow rooted crops, the soil may be utilised more completely.

All of the above

Question 8

Sowing seeds of improved varieties

Using more fertilizers

Eradication of weeds

Using tractors

Solution

Question 9

1 - b, 2 - c, 3 - d, 4 - a

1 - d, 2 - c, 3 - a, 4 - b

1 - d, 2 - a, 3 - b, 4 - c

1 - d, 2 - c, 3 - b, 4 - a

1 - d, 2 - b, 3 - c, 4 - a

Question 10

A, B and E

A, B and C

A and D

B and C

Question 11

Both (a) and (b)

Only (a)

Both (b) and (c)

None of these

Question 12

A, B and D

Only B and D

A, B and C

Only B and C

Question 13

Red Sindhi

Freiswal

Sahiwal

Holstein-Friesian

Gir

Question 14

Brassica

^{_(a)_{1 and 3, (b)}_{6 and 7, (c)}_{4 and 8, (d)}_2 and 5}

^{_(a)_{6 and 8, (b)}_2 and}^{_{5, (c)}_{3 and 7, (d)}_1 and 4}

^{_(a)_{2 and 5, (b)}_{4 and 8, (c)}_{6 and 7, (d)}_1 and 3}

^{_(a)_{1 and 8, (b)}_{2 and 5, (c)}_{3 and 7, (d)}_4 and 6}