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Chapters
Chapter 2: Biological Classification
Chapter 3: Plant Kingdom
Chapter 4: Animal Kingdom
Chapter 5: Morphology of Flowering Plants
Chapter 6: Anatomy of Flowering Plants
Chapter 7: Structural Organisation in Animals
Chapter 8: Cell: The Unit of Life
Chapter 9: Biomolecules
Chapter 10: Cell Cycle and Cell Division
Chapter 11: Transport in Plants
Chapter 12: Mineral Nutrition
Chapter 13: Photosynthesis in Higher Plants
Chapter 14: Respiration in Plants
Chapter 15: Plant Growth and Development
Chapter 16: Digestion and Absorption
Chapter 17: Breathing and Exchange of Gases
Chapter 18: Body Fluids and Circulation
Chapter 19: Excretory Products and their Elimination
Chapter 20: Locomotion and Movement
Chapter 21: Neural Control and Coordination
Chapter 22: Chemical Coordination and Integration
Solutions for Chapter 19: Excretory Products and their Elimination
Below listed, you can find solutions for Chapter 19 of CBSE, Karnataka Board PUC NCERT for Class 11 Biology.
NCERT solutions for Class 11 Biology Chapter 19 Excretory Products and their Elimination Exercises [Pages 300 - 289]
Define Glomerular Filtration Rate (GFR)
Explain the autoregulatory mechanism of GFR.
Indicate whether the following statements are true or false:
Henle’s loop plays an important role in concentrating the urine.
Indicate whether the following statements are true or false:
Glucose is actively reabsorbed in the proximal convoluted tubule.
Give a brief account of the counter current mechanism.
Describe the role of liver, lungs and skin in excretion.
Explain micturition.
Match the items of column I with those of column II:
| Column I | Column II | ||
| a | Ammonotelism | 1 | Birds |
| b | Bowman’s capsule | 2 | Water reabsorption |
| c | Micturition | 3 | Bony fish |
| d | Uricotelism | 4 | Urinary bladder |
| e | ADH | 5 | Renal tubule |
What is meant by the term osmoregulation?
Terrestrial animals are generally either ureotelic or uricotelic, not ammonotelic, why?
What is the significance of juxtaglomerular apparatus (JGA) in kidney function?
Name the following: A chordate animal having flame cells as excretory structures
Name the following: Cortical portions projecting between the medullary pyramids in the human kidney
Name the following: A loop of capillary running parallel to the Henle’s loop
Fill in the gaps: Ascending limb of Henle’s loop is ____________to water whereas the descending limb is___________to it.
Fill in the gaps:
Reabsorption of water from distal parts of the tubules is facilitated by hormone____________.
Fill in the gaps:
Dialysis fluid contains all the constituents as in plasma except ________.
Fill in the gaps:
A healthy adult human excretes (on an average) _______ gm of urea/day.
Solutions for Chapter 19: Excretory Products and their Elimination
NCERT solutions for Class 11 Biology chapter 19 - Excretory Products and their Elimination
Shaalaa.com has the CBSE, Karnataka Board PUC Mathematics Class 11 Biology CBSE, Karnataka Board PUC solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. NCERT solutions for Mathematics Class 11 Biology CBSE, Karnataka Board PUC 19 (Excretory Products and their Elimination) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
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Concepts covered in Class 11 Biology chapter 19 Excretory Products and their Elimination are Human Excretory System, Regulation of Kidney Function, Dialysis and Artificial Kidney, Function of the Kidney - “Production of Urine”, Accessory Excretory Organs, Modes of Excretion: Ammonotelism, Ureotelism, and Uricotelism, Modes of Excretion: Ammonotelism, Ureotelism, and Uricotelism, Modes of Excretion: Ammonotelism, Ureotelism, and Uricotelism, Common Disorders of the Urinary System, Function of the Tubules, Mechanism of Concentration of the Filtrate, Micturition, Introduction of Excretory Products and Their Elimination, Osmoregulation.
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