Tamil Nadu Board of Secondary EducationHSC Science Class 11th
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Tamil Nadu Board Samacheer Kalvi solutions for Class 11th Zoology Answers Guide chapter 13 - Trends in Economic Zoology [Latest edition]

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Class 11th Zoology Answers Guide - Shaalaa.com
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Chapter 13: Trends in Economic Zoology

Evaluation
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Evaluation [Pages 262 - 263]

Tamil Nadu Board Samacheer Kalvi solutions for Class 11th Zoology Answers Guide Chapter 13 Trends in Economic ZoologyEvaluation [Pages 262 - 263]

Evaluation | Q 1. | Page 262

Which one of the following is not related to vermiculture?

  1. Maintains soil fertility 
  2. Breakdown of inorganic matter
  3. Gives porosity, aeration and moister holding capacity 
  4. Degradation of non biodegradable solid waste
  • a and b is correct

  • c and d is correct

  • b and d is not correct

  • a and c is not correct

Evaluation | Q 2. | Page 262

Which one of the following is not an endemic species of earthworm?

  • Perionyx

  • Lampito

  • Eudrillus

  • Octochaetona

Evaluation | Q 3. | Page 262

Match the following

1. Bombyx mori a) Champa I) Muga
2. Antheraea assamensis b) Mulberry II) Eri
3. Antheraea mylitta c) Arjun III)Tassar
4. Attacus ricini  d) Castor IV) Mulberry
  • 1 – b – IV

  • 2 – a – I

  • 3 - c - III

  • 4 - d - II

Evaluation | Q 4. | Page 262

Silk is obtained from ______.

  • Laccifer lacca

  • Nosema bombycis

  • Attacus ricini

  • Attacus mylitta

Evaluation | Q 5. | Page 262

Assertion: Nuptial flight is a unique flight taken the queen bee followed by several drones.

Reason: The queen bee produces a chemical substance called pheromone. The drones in that area are attracted to the pheromone and then mating takes place.

  • Assertion and reason is correct but not related

  • Assertion and reason is incorrect but related

  • Assertion and reason is correct but related

  • Assertion and reason is incorrect but not related

Evaluation | Q 6. | Page 262

Rearing of honey bee is called ______.

  • Sericulture

  • Lac culture

  • Vermiculture

  • Apiculture

Evaluation | Q 7. | Page 262

Which of the statement regarding Lac insect is TRUE?

  • A microscopic, resinous crawling scale insect

  • Inserts its proboscis into plant tissue suck juices and grows

  • Secretes lac from the hind end of body.

  • The male lac insect is responsible for large scale production of lac.

Evaluation | Q 8. | Page 262

Prawn belongs to the class ______.

  • Crustacea

  • Annelida

  • Coelenterata

  • Echinodermata

Evaluation | Q 9. | Page 263

Aquaponics is a technique which is ______.

  • A combination of aquaculture and fish culture

  • A combination of aquaculture and hydroponics

  • A combination of vermiculture and hydroponics

  • A combination of aquaculture and prawn culture.

Evaluation | Q 10. | Page 263

Inland fisheries are ______.

  • Deep sea fishing

  • Capturing fishes from sea coast

  • Raising and capturing fishes in fresh water

  • Oil extraction from fish

Evaluation | Q 11. | Page 263

Induced breeding technique is used in ______.

  • Marine fishery

  • Capture fishery

  • Culture fishery

  • Inland fishery

Evaluation | Q 12. | Page 263

Isinglass is used in ______.

  • Preparation

  • Clearing of wines

  • Distillation of wines

  • Preservation of wines

Evaluation | Q 13. | Page 263

Animal husbandry is the science of rearing, feeding and caring, breeding and disease control of animals. It ensures supply of proper nutrition to our growing population through activities like increased production and improvement of animal products like milk, eggs, meat, honey, etc.

  1. Poultry production depends upon the photoperiod. Discuss.
  2. Polyculture of fishes is of great importance. Discuss.
Evaluation | Q 14. | Page 263

Choose the correctly matched pair

  • Egg layers - Brahma

  • Broiler types - Leghorn

  • Dual purpose - White Plymouth rock

  • Ornamental breeds - Silkie

Evaluation | Q 15. | Page 263

Write the advantages of vermicomposting.

Evaluation | Q 16. | Page 263

Name the three castes in a honey bee colony

Evaluation | Q 17. i. | Page 263

Name the following:

The largest bee in the colony.

Evaluation | Q 17. ii. | Page 263

Name the following:

The kind of flight which the new virgin queen takes along with the drones out of the hive.

Evaluation | Q 18. | Page 263

What are the main duties of a worker bee?

Evaluation | Q 19. | Page 263

What happens to the drones after mating flight?

Evaluation | Q 20. | Page 263

Give the economic importance of Silkworm.

Evaluation | Q 21. | Page 263

What are the Nutritive values of fishes?

Evaluation | Q 22. | Page 263

Give the economic importance of prawn fishery.

Evaluation | Q 23. | Page 263

Give the economic importance of lac insect.

Evaluation | Q 24. | Page 263

Name any two trees on which lac insect grows.

Evaluation | Q 25. | Page 263

Define cross-breeding.

Evaluation | Q 26. | Page 263

What are the advantages of artificial insemination?

Evaluation | Q 27. | Page 263

Discuss the various techniques adopted in cattle breeding?

Evaluation | Q 28. | Page 263

Mention the advantages of MOET.

Evaluation | Q 29. | Page 263

Write the peculiar characters of duck.

Evaluation | Q 30. | Page 263

Explain the life cycle of bombyx mori.

Chapter 13: Trends in Economic Zoology

Evaluation
Class 11th Zoology Answers Guide - Shaalaa.com

Tamil Nadu Board Samacheer Kalvi solutions for Class 11th Zoology Answers Guide chapter 13 - Trends in Economic Zoology

Tamil Nadu Board Samacheer Kalvi solutions for Class 11th Zoology Answers Guide chapter 13 (Trends in Economic Zoology) 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 Tamil Nadu Board of Secondary Education Class 11th Zoology Answers Guide solutions in a manner that help students grasp basic concepts better and faster.

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Concepts covered in Class 11th Zoology Answers Guide chapter 13 Trends in Economic Zoology are Scope of Zoology, Vermiculture, Sericulture, Apiculture (Bee Farming), Lac Culture, Aquaponics, Aquaculture, Animal Husbandry and Management.

Using Tamil Nadu Board Samacheer Kalvi Class 11th solutions Trends in Economic Zoology 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 Tamil Nadu Board Samacheer Kalvi Solutions are important questions that can be asked in the final exam. Maximum students of Tamil Nadu Board of Secondary Education Class 11th prefer Tamil Nadu Board Samacheer Kalvi Textbook Solutions to score more in exam.

Get the free view of chapter 13 Trends in Economic Zoology Class 11th extra questions for Class 11th Zoology Answers Guide and can use Shaalaa.com to keep it handy for your exam preparation

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