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Unit 4 of 8

Topic 4 · Biodiversity and Natural Resources

Edexcel A Level Biology A (SNAB) 9BI0 · 32 lessons · 19 quizzes

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4.1

Topic 4 · Biodiversity and Natural Resources20 min

4.1

Biodiversity20 min

4.1

Biodiversity (Part 1)20 min

4.1

Biodiversity (Part 2)20 min

4.1

Biodiversity (Part 3)20 min

4.1

Biodiversity (Part 4)20 min

4.1

Biodiversity (Part 5)20 min

4.1

Biodiversity (Part 6)20 min

4.1.1

The Variety of Life20 min

4.1.2

Measuring Biodiversity Within a Habitat20 min

4.1.3

Comparing Biodiversity Between Habitats20 min

4.1.4

Ecological Niches and Adaptations20 min

4.1.6

Hardy-Weinberg Equation20 min

4.1.7

Reproductive Isolation20 min

4.1.8

Classification20 min

4.1.9

Conservation of Biodiversity20 min

4.2

Resources from Plants20 min

4.2

Resources from Plants (Part 1)20 min

4.2

Resources from Plants (Part 2)20 min

4.2

Resources from Plants (Part 3)20 min

4.2

Resources from Plants (Part 4)20 min

4.2.1

Plant Cell Structure20 min

4.2.2

Plant Stems20 min

4.2.3

Importance of Water and Inorganic Ions to Plants20 min

4.2.4

Starch and Cellulose- Structure and Function20 min

4.2.5

Plant Fibres20 min

4.2.6

Practical- Identifying Tissue Types Within Stems20 min

4.2.7

Practical- Determining the Tensile Strength of Plant Fibres20 min

4.2.8

Development of Drug Testing20 min

4.2.9

Antimicrobial Properties of Plants20 min

4.2.10

Sustainability and Plant Materials20 min

17.2.1

Natural Selection20 min

Practice for this unit

4.1 Biodiversity - Check yourself

Marked questions with instant feedback and a full review.

SNAB Biodiversity - Check yourself

Marked questions with instant feedback and a full review.

4.1.1 The Variety of Life – Unit exam questions

Marked questions with instant feedback and a full review.

4.1.4 Ecological Niches and Adaptations – Exam questions

Marked questions with instant feedback and a full review.

4.1.6 Hardy-Weinberg Equation – Exam questions

Marked questions with instant feedback and a full review.

4.1.7 Reproductive Isolation – Exam questions

Marked questions with instant feedback and a full review.

4.1.8 Classification – Exam questions

Marked questions with instant feedback and a full review.

4.2 SNAB Resources from Plants - Check yourself

Marked questions with instant feedback and a full review.

4.2.1 Plant Cell Structure – Exam questions

Marked questions with instant feedback and a full review.

4.2.2 Plant Stems – Exam questions

Marked questions with instant feedback and a full review.

4.2.3 Importance of Water and Inorganic Ions to Plants – Exam questions

Marked questions with instant feedback and a full review.

4.2.4 Starch and Cellulose- Structure and Function – Unit exam questions

Marked questions with instant feedback and a full review.

4.2.5 Plant Fibres – Unit exam questions

Marked questions with instant feedback and a full review.

4.2.6 Practical- Identifying Tissue Types Within Stems – Unit exam questions

Marked questions with instant feedback and a full review.

4.2.7 Practical- Determining the Tensile Strength of Plant Fibres – Unit exam questions

Marked questions with instant feedback and a full review.

4.2.8 Development of Drug Testing – Unit exam questions

Marked questions with instant feedback and a full review.

4.2.9 Antimicrobial Properties of Plants – Unit exam questions

Marked questions with instant feedback and a full review.

4.2.10 Sustainability and Plant Materials – Unit exam questions

Marked questions with instant feedback and a full review.

17.2.1 Natural Selection – Exam questions

Marked questions with instant feedback and a full review.