English National Curriculum - Science Science

7. Explore plant defences

Mission Objectives

Understand the different types of plant defences against pathogens

Identify examples of plant defences

Explain the importance of plant defences in preventing infections

Analyze how plant defences can be used to develop strategies for controlling plant diseases

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Keywords

Words and meanings to learn

TMV

The tobacco mosaic virus was the first virus to be discovered and affects tobacco plants.

aphid

A small insect that sucks the juices of plants.

diagnose

To recognize as a disease by signs and symptoms.

chlorosis

Yellowing which occurs on a plants leaf tissue from a lack of chlorophyll.

mosaic

The art of decorating a surface with pictures and patterns made of little pieces of stone, glass or tiles of different colours.

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Required Resources

Resources: PowerPoint presentation, whiteboard and markers, access to online research materials

Handout: Examination practice questions and answers

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