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Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board chapter 11 - Enhancement of Food Production [Latest edition]

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Biology 12th Standard HSC for Maharashtra State Board - Shaalaa.com

Chapter 11: Enhancement of Food Production

Exercise
Exercise [Pages 270 - 271]

Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board Chapter 11 Enhancement of Food Production Exercise [Pages 270 - 271]

Exercise | Q 1.1 | Page 270

Multiple Choice Question

Antibiotic Chloromycetin is obtained from ____________.

  • Streptomyces erythreus

  • Penicillium chrysogenum

  • Streptomyces venezuelae

  • Streptomyces griseus

Exercise | Q 1.2 | Page 270

Multiple Choice Question

Removal of large pieces of floating debris, oily substances, etc. during sewage treatment is called _______________.

  • primary treatment

  • secondary treatment

  • final treatment

  • amplification

Exercise | Q 1.3 | Page 270

Multiple Choice Question

Which one of the following is a free-living bacterial biofertilizer?

  • Azotobacter

  • Rhizobium

  • Nostoc

  • Bacillus thuringiensis

Exercise | Q 1.4 | Page 270

Multiple Choice Question

Most commonly used substrate for industrial production of beer is ___________.

  • barley

  • wheat

  • corn

  • sugarcane molasses

Exercise | Q 1.5 | Page 270

Multiple Choice Question

Ethanol is commercially produced through a particular species of _____________.

  • Aspergillus

  • Saccharomyces

  • Clostridium

  • Trichoderma

Exercise | Q 1.6 | Page 270

Multiple Choice Question

One of the free-living anaerobic nitrogen-fixer is _________.

  • Azotobacter

  • Beijerinckia

  • Rhodospirillum

  • Rhizobium

Exercise | Q 1.7 | Page 270

Multiple Choice Question

Microorganisms also help in production of food like ______________.

  • bread

  • alcoholic beverages

  • vegetables

  • pulses

Exercise | Q 1.8 | Page 270

Multiple Choice Question

MOET technique is used for _____________.

  • production of hybrids

  • inbreeding

  • outbreeding

  • outcrossing

Exercise | Q 1.9 | Page 270

Multiple Choice Question

Mule is the outcome of __________________.

  • inbreeding

  • artificial insemination

  • interspecific hybridization

  • outbreeding

Exercise | Q 2.1 | Page 270

Very Short Answer Question

What does make idlies puffy?

Exercise | Q 2.2 | Page 270

Very Short Answer Question

Name any two bacterial biofertilizers.

Exercise | Q 2.3 | Page 270

Very Short Answer Question

What is the microbial source of vitamin B12?

Exercise | Q 2.4 | Page 270

Very Short Answer Question

What is the microbial source of enzyme Invertase?

Exercise | Q 2.5 | Page 270

Very Short Answer Question

Milk starts to coagulate when Lactic Acid Bacteria (LAB) is added to warm milk as a starter. Mention any two other benefits of LAB.

Exercise | Q 2.6 | Page 270

Very Short Answer Question

Name the enzyme produced by Streptococcus bacterium. 

Exercise | Q 2.6 | Page 270

Very Short Answer Question

Explain importance in medical sciences.

Exercise | Q 2.7 | Page 270

Very Short Answer Question

What is the breed?

Exercise | Q 2.8 | Page 270

Very Short Answer Question

Define estuary.

Exercise | Q 2.9 | Page 270

Very Short Answer Question

What is shellac?

Exercise | Q 3.1 | Page 270

Short Answer Question

Many microbes are used at home during the preparation of food items. Comment on such useful ones with examples.

Exercise | Q 3.2 | Page 270

Short Answer Question

What is biogas?

Exercise | Q 3.2 | Page 270

Short Answer Question

Write in brief about the production process.

Exercise | Q 3.3 | Page 270

Short Answer Question

Write a note on biocontrol agents.

Exercise | Q 3.4 | Page 270

Short Answer Question

Name any two enzymes and antibiotics with their microbial source.

Exercise | Q 3.5 | Page 270

Short Answer Question

Write the principles of farm management.

Exercise | Q 3.6 | Page 270

Short Answer Question

Give the economic importance of fishery.

Exercise | Q 3.7 | Page 270

Short Answer Question

Enlist the species of honey bee mentioning their specific uses.

Exercise | Q 3.8 | Page 271

Short Answer Question

What are A, B, C, and D in the table given below :

Types of microbe Name Commercial product
Fungus A Penicillin
Bacterium Acetobacter aceti

B

C Aspergillus niger Citric acid
Yeast D Ethanol
Exercise | Q 4.1 | Page 271

Explain the process of sewage water treatment before it can be discharged into natural water bodies. Why is this treatment essential?

Exercise | Q 4.1 | Page 271

Long Answer Question

Why is this sewage water treatment essential?

Exercise | Q 4.2 | Page 271

Long Answer Question

Write a note on lac culture.

Exercise | Q 4.3 | Page 271

Long Answer Question

Describe various methods of fish preservation.

Exercise | Q 4.4 | Page 271

Long Answer Question

Give an account of poultry diseases.

Exercise | Q 4.5 | Page 271

Long Answer Question

Give an account of mutation breeding with examples.

Exercise | Q 4.6 | Page 271

Long Answer Question

Describe briefly various steps of plant breeding methods.

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Chapter 11: Enhancement of Food Production

Exercise
Biology 12th Standard HSC for Maharashtra State Board - Shaalaa.com

Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board chapter 11 - Enhancement of Food Production

Balbharati solutions for Biology 12th Standard HSC for Maharashtra State Board chapter 11 (Enhancement of Food Production) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the Maharashtra State Board Biology 12th Standard HSC for Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Balbharati textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Biology 12th Standard HSC for Maharashtra State Board chapter 11 Enhancement of Food Production are Improvement in Food Production, Plant Breeding, Tissue Culture, Single Cell Protein (SCP), Biofortification, Animal Breeding, Dairy Farm Management, Poultry Farm Management, Apiculture Or Bee Keeping, Fishery, Sericulture, Lac Culture, Introduction of Microbes in Human Welfare, Role of Microbes in Industrial Production, Microbes in Sewage Treatment, Microbes in Energy Generation, Role of Microbes as Biocontrol Agents, Role of Microbes as Biofertilizers.

Using Balbharati 12th Board Exam solutions Enhancement of Food Production exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Balbharati Solutions are important questions that can be asked in the final exam. Maximum students of Maharashtra State Board 12th Board Exam prefer Balbharati Textbook Solutions to score more in exam.

Get the free view of chapter 11 Enhancement of Food Production 12th Board Exam extra questions for Biology 12th Standard HSC for Maharashtra State Board and can use Shaalaa.com to keep it handy for your exam preparation

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