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 4 - Organ and Organ Systems in Animals [Latest edition]

Chapters

Class 11th Zoology Answers Guide - Shaalaa.com
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Chapter 4: Organ and Organ Systems in Animals

Evaluation
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Evaluation [Pages 70 - 71]

Tamil Nadu Board Samacheer Kalvi solutions for Class 11th Zoology Answers Guide Chapter 4 Organ and Organ Systems in AnimalsEvaluation [Pages 70 - 71]

Evaluation | Q 1. | Page 70

The clitellum is a distinct part in the body of earthworm Lampito mauritii, it is found in?

  • Segments 13 - 14

  • Segments 14 - 17

  • Segments 12 - 13

  • Segments 14 - 16

Evaluation | Q 2. | Page 70

Sexually, earthworms are ______.

  • Sexes are separate

  • Hermaphroditic but not self-fertilizing

  • Hermaphroditic and self-fertilizing

  • Parthenogenic

Evaluation | Q 3. | Page 70

To sustain themselves, earthworms must guide their way through the soil using their powerful muscles. They gather nutrients by ingesting organic matter and soil, absorbing what they need into their bodies. State whether the statement is true or false: The two ends of the earthworm can equally ingest soil.

  • True

  • False

Evaluation | Q 4. | Page 70

The head region of Cockroach __________________ eyes occur.

  • One pair of sessile compound and kidney shaped

  • Two pairs of stalked compound and round shaped

  • Many pairs of sessile simple and kidney shaped

  • Many pairs of stalked compound and kidney shaped

Evaluation | Q 5. | Page 70

The location and numbers of malpighian tubules in Periplaneta.

  • At the junction of midgut and hindgut, about 150.

  • At the junction of foregut and midgut, about 150.

  • Surrounding gizzard, eight.

  • At the junction of colon and rectum, eight.

Evaluation | Q 6. | Page 70

The type of vision in Cockroach is ______.

  • Three dimensional

  • Two dimensional

  • Mosaic

  • Cockroach do not have vision

Evaluation | Q 7. | Page 70

How many abdominal segments are present in male and female Cockroaches?

  • 10, 10 

  • 9, 10

  • 8, 10

  • 9, 9

Evaluation | Q 8. | Page 70

Which of the following have an open circulatory system?

  • Frog

  • Earthworm

  • Pigeon

  • Cockroach

Evaluation | Q 9. | Page 70

Buccopharyngeal respiration in frog ______.

  • is increased when nostrils are closed

  • Stops when there is pulmonary respiration

  • is increased when it is catching fly

  • stops when mouth is opened

Evaluation | Q 10. | Page 70

Kidney of frog is ______.

  • Archinephros

  • Pronephros

  • Mesonephros

  • Metanephros

Evaluation | Q 11. | Page 71

Presence of gills in the tadpole of frog indicates that ______.

  • fishes were amphibious in the past

  • fishes evolved from frog-like ancestors

  • frogs will have gills in future

  • frogs evolved from gilled ancestor 

Evaluation | Q 12. | Page 71

Choose the wrong statement among the following:

  • In earthworm, a pair of male genital pore is present.

  • Setae help in locomotion of earthworms.

  • Muscular layer in the body wall of earthworm is made up of circular muscles and longitudinal muscles.

  • Typhlosole is part of the intestine of earthworm.

Evaluation | Q 13. | Page 71

Which of the following are the sense organs of Cockroach?

  • Antennae, compound eyes, maxillary palps, anal cerci

  • Antennae, compound eye, maxillary palps and tegmina

  • Antennae, ommatidia, maxillary palps, sternumv and anal style

  • Antennae, eyes, maxillary palps, tarsus of walking legs and coxa

Evaluation | Q 14. | Page 71

What characteristics are used to identify the earthworms?

Evaluation | Q 15. | Page 71

What are earthworm casts?

Evaluation | Q 16. | Page 71

How do earthworms breathe?

Evaluation | Q 17. | Page 71

Why do you call cockroach a pest?

Evaluation | Q 18. | Page 71

Comment on the functions of alary muscles?

Evaluation | Q 19. | Page 71

Name the visual units of the compound eyes of cockroach.

Evaluation | Q 20. | Page 71

How does the male frog attracts the female for mating?

Evaluation | Q 21. | Page 71

Write the types of respiration seen in frog.

Evaluation | Q 22. | Page 71

Differentiate between peristomium and prostomium in earthworm.

Evaluation | Q 23. | Page 71

Give the location of clitellum and spermathecal openings in Lampito mauritii.

Evaluation | Q 24. | Page 71

Differentiate between tergum and a sternum.

Evaluation | Q 25. | Page 71

Head of cockroach is called hypognathous. Why?

Evaluation | Q 26. | Page 71

What are the components of blood in frog?

Evaluation | Q 27. | Page 71

Draw a neat labeled diagram of the digestive system of frog.

Evaluation | Q 28. | Page 71

Explain the male reproductive system of frog.

Evaluation | Q 29. | Page 71

Explain the female reproductive system of frog.

Evaluation | Q 30 | Page 71

Differentiate between male and female cockroach?

Chapter 4: Organ and Organ Systems in Animals

Evaluation
Class 11th Zoology Answers Guide - Shaalaa.com

Tamil Nadu Board Samacheer Kalvi solutions for Class 11th Zoology Answers Guide chapter 4 - Organ and Organ Systems in Animals

Tamil Nadu Board Samacheer Kalvi solutions for Class 11th Zoology Answers Guide chapter 4 (Organ and Organ Systems in Animals) 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 4 Organ and Organ Systems in Animals are Earthworm - Lampito Mauritii, Cockroach - Periplaneta Americana, Frog - Rana Hexadactyla.

Using Tamil Nadu Board Samacheer Kalvi Class 11th solutions Organ and Organ Systems in Animals 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 4 Organ and Organ Systems in Animals 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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