Practice SUMMARY - 16.9 | 16. EXCRETORY PRODUCTS AND THEIR ELIMINATION | CBSE 11 Biology
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SUMMARY

16.9 - SUMMARY

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary nitrogenous waste in humans?

💡 Hint: Think about how humans conserve water.

Question 2 Easy

Name one organ that assists in excretion besides kidneys.

💡 Hint: Consider the organs involved in removing toxins.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What substance is primarily excreted by birds to conserve water?

Urea
Ammonia
Uric Acid

💡 Hint: Think about how different animals adapt to their environment.

Question 2

True or False: The glomerular filtration rate (GFR) in a healthy person is approximately 180 liters per day.

True
False

💡 Hint: Consider how much blood is filtered regularly.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Analyze the physiological implications of a high GFR compared to a low GFR on kidney function.

💡 Hint: Consider how the kidney maintains balance under different GFR conditions.

Challenge 2 Hard

Design an educational plan to explain hemodialysis to a class of students unfamiliar with the concept. Include diagrams or a presentation outline.

💡 Hint: Think about how to capture their attention and explain complex processes clearly.

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