Back to STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

Your Progress

0 / 159 Answered

Correct

Incorrect

Accuracy

NEET • BIOLOGY • STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

Strategies for enhancement in food production practice · Mixed difficulty

Choose an answer to check it, or open “View answer” to study the explanation. Sign in to save progress to your account.

Practice format and chapter quiz

The practice player uses single-correct-answer MCQs. Chapter quizzes help you review a topic; they are not full-length NEET mock papers.

Take a chapter quiz →

Showing 1-30 of 159 questions

Preparing practice and saved progress…

1 Medium

1 of 159

Analyzing +4 | -1

Assertion : Man will flourish in all fronts if pests
are destroyed.

Reason : The elimination of pests would
increase the yield in agricultural production.

View answer and explanation

Correct option: A

If both Assertion and Reason are true and
Reason is the correct explanation of Assertion

Option A (If both Assertion and Reason are true and Reason is the correct explanation of Assertion) is correct because eliminating pests increases agricultural yield, which allows humans to flourish.

2 Medium

2 of 159

Remembering +4 | -1

Cocaine alkaloid is obtained from

View answer and explanation

Correct option: A

Erythroxylon coca

Option A (Erythroxylon coca) is correct because cocaine alkaloid is extracted from the plant Erythroxylon coca.

3 Easy

3 of 159

Remembering +4 | -1

Which one is the real product of honey bee?

View answer and explanation

Correct option: A

Bee wax

Option A (Bee wax) is the real product of the honey bee because it is a substance secreted by the bee to build the honeycomb, which is essential for the colony's structure and function.

4 Easy

4 of 159

Remembering +4 | -1

More than 70% of livestock population is found in

View answer and explanation

Correct option: D

Both (2) and (3)

Option D (Both (2) and (3)) is correct because India and China together account for more than 70% of the world's livestock population.

5 Medium

5 of 159

Remembering +4 | -1

Variety of Brassica resistant to white rust is

View answer and explanation

Correct option: C

Pusa swarnim

Option C (Pusa swarnim) is correct because Pusa Swarnim is a variety of Brassica (Indian mustard) that is resistant to white rust disease.

6 Medium

6 of 159

Remembering +4 | -1

Pusa Shubhra is bred by hybridisation and selection for resistance to black rot and curl blight black rot is a variety of

View answer and explanation

Correct option: D

Cauliflower

Option D (Cauliflower) is correct because Pusa Shubhra is a variety of cauliflower bred for resistance to black rot and curl blight black rot.

7 Hard

7 of 159

Remembering +4 | -1

Explant is required to be disinfected before placing in culture. This is done by:

View answer and explanation

Correct option: C

Clorax or hypochlorite

Option C (Clorax or hypochlorite) is correct because Clorax (sodium hypochlorite) or other hypochlorite solutions are commonly used to surface sterilize explants to prevent contamination during tissue culture.

8 Easy

8 of 159

Understanding +4 | -1

Honey
I. is a natural valuable tonic for human body
II. contains various substances of high medicinal value, including important enzymes, vitamins and disaccharide sugars mainly glucose and fructose
III. a number of ayurvedic medicines are taken with honey
Which of the statement given above are correct?

View answer and explanation

Correct option: D

I, II and III

Option D (I, II and III) is correct because honey is a natural tonic, contains medicinal substances, and is used in Ayurvedic medicine.

9 Medium

9 of 159

Remembering +4 | -1

Which one of the following is biofuel?

View answer and explanation

Correct option: A

Wood

Option A (Wood) is correct because biofuel is defined as fuel derived from biomass, and wood is a form of biomass.

10 Hard

10 of 159

Understanding +4 | -1

How many matching are correct

a. Mule - Fertile

b. Leghorn - Breed of cattle

c. Interspecific hybridisation-Mule

d. Outcrossing-Help to overcome inbreeding depression

View answer and explanation

Correct option: C

Two

Option D (One) is incorrect, the correct answer is C (Two). Only two statements are correct: Interspecific hybridisation-Mule and Outcrossing-Help to overcome inbreeding depression. Mule is infertile and Leghorn is a breed of poultry, not cattle.

11 Easy

11 of 159

Analyzing +4 | -1

Choose the odd one w.r.t marine edible fishes

View answer and explanation

Correct option: A

Rohu

Option A (Rohu) is correct because Rohu is a freshwater fish, while the others are marine edible fishes.

12 Medium

12 of 159

Remembering +4 | -1

Agriculture contributes about A of India’s GDP and gives employment to nearly B of the population. Select the option which correctly fills A and B.

View answer and explanation

Correct option: A

A-33%,B-62%

Option A (A-33%, B-62%) is correct because agriculture contributes approximately 33% to India's GDP and employs around 62% of the population.

13 Medium

13 of 159

Remembering +4 | -1

Which of the following enzymes are used in somatic hybridisation of two cells of different plants?

View answer and explanation

Correct option: B

Cellulase and pectinase

Option B (Cellulase and pectinase) is correct because these enzymes are used to digest the cell walls of plant cells during somatic hybridization.

14 Medium

14 of 159

Understanding +4 | -1

In cotton, smooth leaf and absence of nector repel

View answer and explanation

Correct option: B

Bollworms

Option D (Jassids) is correct because smooth leaves and the absence of nectar are known to repel jassids in cotton plants.

15 Medium

15 of 159

Understanding +4 | -1

In maize, hybrid vigour is exploited by

View answer and explanation

Correct option: D

Inducting mutations

Option B (Crossing of two inbred parental lines) is incorrect. The correct answer is Inducting mutations because hybrid vigor in maize is exploited by inducing mutations.

Explore Other Chapters in BIOLOGY

View All →

ANIMAL KINGDOM 756 MCQs PLANT KINGDOM 415 MCQs ANATOMY OF FLOWERING PLANTS 404 MCQs MOLECULAR BASIS OF INHERITANCE 404 MCQs CHEMICAL COORDINATION AND INTEGRATION 387 MCQs PRINCIPLE OF INHERITANCE AND VARIATION 374 MCQs

16 Easy

16 of 159

Remembering +4 | -1

The technique of regeneration of whole plant from any part of a plant by growing it on a suitable culture under aseptic/sterile conditions

in\mathrm{ }vitro

is called

View answer and explanation

Correct option: A

Tissue culture

Option A (Tissue culture) is correct because tissue culture is the technique of growing plant cells or tissues in a sterile environment to regenerate a whole plant.

17 Hard

17 of 159

Analyzing +4 | -1

Choose odd one w.r.t. crop variety produced through conventional breeding for insect pest resistance

View answer and explanation

Correct option: C

Pusa Lerma

Option C (Pusa Lerma) is correct because Pusa Lerma is a wheat variety known for its disease resistance (rust), not insect pest resistance, while the others are known for insect pest resistance.

18 Medium

18 of 159

Remembering +4 | -1

The plant, which is used for studying hybrid vigour or heterosis is

View answer and explanation

Correct option: A

Maize

Option A (Maize) is correct because maize is commonly used to study hybrid vigor or heterosis due to its distinct traits and ease of crossing.

19 Medium

19 of 159

Understanding +4 | -1

Single cell protein can be useful in all, except

View answer and explanation

Correct option: C

Preventing shift from meat to grain as diet by human beings

Option C (Preventing shift from meat to grain as diet by human beings) is correct because single-cell protein is useful for reducing pollution, decreasing pressure on agriculture, and being acceptable as food, but it cannot prevent dietary shifts.

20 Hard

20 of 159

Understanding +4 | -1

Assertion: Techniques called superovulation and embryo transplantation are used for cattle improvement.
Reason: Gonadotropin injection release more than one ova (superovulation) in high yielding cows. These are fertilised by artificial insemination with sperms from a pedigree bull. Early embryos are transplanted into surrogate mothers for development.

View answer and explanation

Correct option: A

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

Option A (Both Assertion and Reason are true and Reason is the correct explanation of Assertion) is correct because the reason accurately describes the process and purpose of superovulation and embryo transplantation in cattle improvement.

21 Medium

21 of 159

Application +4 | -1

Pollen grains of a plant, whose

2n = 28

, are cultured to get callus by tissue culture method. What would be the number of chromosomes in the cells of the callus?

View answer and explanation

Correct option: C

Option C (14) is correct because pollen grains are haploid (n), so if 2n = 28, then n = 14.

22 Medium

22 of 159

Analyzing +4 | -1

Read the following statements and select the option which is true for them

Statement-1 Mushrooms are not considered as

SCP

because mushrooms are multicellular.

Statement-2 Apical and axillary meristems are free of viruses due to high concentration of auxin and rapid cell division.

View answer and explanation

Correct option: D

Only statement - 2 is correct

Option D (Only statement - 2 is correct) is correct because apical and axillary meristems are often virus-free, while mushrooms are considered SCP.

23 Easy

23 of 159

Remembering +4 | -1

Gossypium hirsutum is

View answer and explanation

Correct option: A

New world tetraploid

Option A (New world tetraploid) is correct because Gossypium hirsutum is a species of cotton that originated in the New World and has a tetraploid genome.

24 Medium

24 of 159

Analyzing +4 | -1

Assertion : The depth of sowing has an
important effect on some pathogens, notably
those which attack seedlings.

Reason : By delaying the emergences of seedlings,
deep sowing may help to increase the resistance
of a susceptible crop to a pathogen.

View answer and explanation

Correct option: A

If both Assertion and Reason are true and
Reason is the correct explanation of Assertion

Option A (If both Assertion and Reason are true and Reason is the correct explanation of Assertion) is correct because deeper sowing delays seedling emergence, potentially increasing resistance to pathogens.

25 Medium

25 of 159

Remembering +4 | -1

Single cell proteins refers to

View answer and explanation

Correct option: B

Sources of mixed proteins extracted from pure or mixed culture of organisms or cells

Option B (Sources of mixed proteins extracted from pure or mixed culture of organisms or cells) is correct because single-cell protein refers to the protein extracted from cultures of microorganisms.

26 Easy

26 of 159

Understanding +4 | -1

Animal husbandry and plant breeding programmes are the examples of

View answer and explanation

Correct option: B

Artificial selection

Option B (Artificial selection) is correct because animal husbandry and plant breeding involve humans selecting and breeding organisms with desirable traits.

27 Medium

27 of 159

Application +4 | -1

250 g of

Methylophilus\mathrm{ }methylotrophus

bacterium has been used to produce

View answer and explanation

Correct option: B

25 tonnes of proteins

Option B (25 tonnes of proteins) is correct because 250g of Methylophilus methylotrophus can produce approximately 25 tonnes of protein.

28 Medium

28 of 159

Remembering +4 | -1

Which of the following is a wheat variety rich in proteins and developed through biofortification?

View answer and explanation

Correct option: B

Atlas 66

Option B (Atlas 66) is correct because Atlas 66 is a wheat variety known for being rich in proteins and developed through biofortification.

29 Medium

29 of 159

Understanding +4 | -1

Autopolyploids (numeric or quantitative polyploids or intraspecific polyploids) like ferns, garden plants, gram, maize, rice, banana, grapes, apple, etc, show

View answer and explanation

Correct option: C

More yields and better adaptation

Option C (More yields and better adaptation) is correct because autopolyploids often exhibit increased yields and improved adaptation to various environmental conditions due to increased genetic material.

30 Medium

30 of 159

Remembering +4 | -1

For production of haploids, we culture

View answer and explanation

Correct option: B

Anther

Option B (Anther) is correct because anther culture, which involves culturing the male part of the flower, is used to produce haploid plants.

Revision notes and key takeaways

Review STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION in your textbook or class notes, then use this set to check your understanding.

Key Takeaways

✓ This set contains 159 single-correct-answer MCQs on STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION.
✓ Try each question before opening its answer. Read the explanation where one is available.
✓ Sign in to save submitted answers. Revisit incorrect answers alongside your textbook or class notes.

Showing 1-30 of 159 questions

Your Progress

Strategies for enhancement in food production practice · Mixed difficulty

Explore Other Chapters in BIOLOGY

Key Takeaways

Continue Your Practice

Your practice