What are guard cells?

Important Questions on Plant Nutrition

MEDIUM

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.9

List three kinds of cell in a leaf which contain chloroplasts, and onekind which does not?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.10

What are the raw materials needed for photosynthesis?

EASY

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.11

What percentage of the air is carbon dioxide?

HARD

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.12

How does carbon dioxide get into the a leaf?

MEDIUM

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.13

How does a leaf obtain its water?

MEDIUM

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.14

Give two reason why the large surface area of leaves is advantageous to the plant?

MEDIUM

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.15

Leaves are thin what purpose does this serve?

MEDIUM

Upper Secondary: IGCSE

IMPORTANT

Cambridge IGCSE® Biology Coursebook Third Edition>Chapter 6 - Plant Nutrition>Questions>Q 6.16

Why is glucose not very good for storage in a leaf?