Strategies for Enhancement in Food Production Test

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Strategies for Enhancement in Food Production Test - 1

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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

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

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

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

D
1 - d, 2 - c, 3 - b, 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

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

Strategies for Enhancement in Food Production Test - 1

Result

Strategies for Enhancement in Food Production Test - 1

Score

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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

Question 10

A, B and E

A, B and C

A and D

B and C

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