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This test is run by .
Note that your final mark will not be saved in the system.

Plant disease Categorise

Running Total

Attempt

1 of 2

Click on an item, then click on a category to place it. Or, drag and drop the item into the correct category. Organise all items before clicking 'Check'.

Assign the following definitions and examples to either physical, chemical or mechanical defences

Physical defences

Chemical defences

Mechanical defences

Waxy cuticle on leaves

Cell walls strengthened with cellulose

Mimicry to look like other species or objects

Poisons against herbivores

Adaptations which deter or forcibly remove predators

Sharp thorns and spines

Antibacterial chemicals

Leaves which respond to touch by drooping

Plant features or adaptations that prevent microorganisms entering the plant

Stinging hairs

Defences that make use of chemical compounds

Tree bark made of dead cells which can be shed

This is your 1^st attempt! You get 3 marks for each one you get right first time. Good luck!

Pass Mark

70%