Class 11 Biology — Chapter 7: STRUCTURAL ORGANISATION IN ANIMALS
Free AI tutor + NCERT notes for Chapter 7: STRUCTURAL ORGANISATION IN ANIMALS. 8 topics covered. Ask any question by voice or text in Hindi or English.
What you'll learn
- ▸Levels of Structural Organisation
- ▸Frog (Rana tigrina): General Characteristics & Adaptations
- ▸Frog Morphology and Sexual Dimorphism
- ▸Frog Digestive System
- ▸Frog Respiratory System
- ▸Frog Circulatory System
- ▸Frog Excretory System
- ▸Frog Control, Coordination, and Reproduction
Chapter Summary
--- PAGE 1 --- STRUCTURAL ORGANISATION IN ANIMALS 79 11080CH07 CHAPTER 7 STRUCTURAL ORGANISATION IN ANIMALS 7.1 Organ and Organ In the preceding chapters you came across a large variety of organisms, System both unicellular and multicellular, of the animal kingdom. In unicellular 7.2 Frogs organisms, all functions like digestion, respiration and reproduction are performed by a single cell. In the complex body of multicellular animals the same basic functions are carried out by different groups of cells in a well organised manner. The body of a simple organism like Hydra is made of different types of cells and the number of cells in each type can be in thousands. The human body is composed of billions of cells t…
Practice Questions from this Chapter
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- Explain frog hibernation simply. Get Solution →
- Describe animal tissue types. Get Solution →
- Compare frog and human hearts. Get Solution →
- What is the most common species of frog found in India, according to the text? Get Solution →
- The body of a frog is divisible into which two main parts? Get Solution →
- What is the term for animals like frogs that do not have a constant body temperature? Get Solution →
- How many chambers are present in a frog's heart? Get Solution →
- What is the primary function of the webbed digits on a frog's hind limbs? Get Solution →
Did you know?
- 💡 Some frogs can literally freeze solid and then revive when they thaw.
- 💡 Your skeleton completely replaces itself every ten years.
- 💡 Frogs do not drink water; they absorb it entirely through their skin.
- 💡 The human body contains enough fat to make seven bars of soap.
- 💡 The largest frog, the Goliath frog, can grow over a foot long.
Frequently Asked Questions
How many topics are covered in this chapter?
This chapter covers 8 key topics: Levels of Structural Organisation, Frog (Rana tigrina): General Characteristics & Adaptations, Frog Morphology and Sexual Dimorphism, Frog Digestive System, Frog Respiratory System, and more. The BrainWeave AI tutor explains each one with examples.
Is Chapter 7: STRUCTURAL ORGANISATION IN ANIMALS important for board exams?
Class 11 is a foundation year. Mastering this chapter now will help you build strong fundamentals for the higher classes.
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