MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Earn 100

Draw a diagram to show a single circulatory system.

Important Questions on Transport in Animals

MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Biology for Cambridge IGCSE Workbook 4 th Edition Digital Access>Chapter 9 - Transport in Animals>Exercise 9.1>Q 3
Draw a diagram to show a single circulatory system.
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Biology for Cambridge IGCSE Workbook 4 th Edition Digital Access>Chapter 9 - Transport in Animals>Exercise 9.1>Q 4

Name one organism that has a single circulatory system.

MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Biology for Cambridge IGCSE Workbook 4 th Edition Digital Access>Chapter 9 - Transport in Animals>Exercise 9.1>Q 5

Many animals with double circulatory systems have higher metabolic rates than those with single circulatory systems. Suggest an explanation for this.

MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Biology for Cambridge IGCSE Workbook 4 th Edition Digital Access>Chapter 9 - Transport in Animals>Exercise 9.2>Q 6

The given diagram shows a section through a human heart.

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Write a letter of each structure in the table. The first one has been done for you. Then complete the table by writing the function of each structure.

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MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Biology for Cambridge IGCSE Workbook 4 th Edition Digital Access>Chapter 9 - Transport in Animals>Exercise 9.5>Q 14

Complete the table by writing yes or no in each space. One row has been done for you.

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MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Biology for Cambridge IGCSE Workbook 4 th Edition Digital Access>Chapter 9 - Transport in Animals>Exercise 9.6>Q 16

Arteries carry blood at high pressure, while veins carry blood at low pressure. Explain how their structures are related to these functions.