Plant Diseases And Defences

Question 1

What are Nitrates needed for?

Answer 1

Making proteins

Question 2

What is magnesium deficiency and the yellowing of leaves also called?

Answer 2

Chlorosis

Question 3

What are magnesium ions needed for?

Answer 3

Making chloroplasts

Question 4

Name two ways a plant pathologist might try to diagnose disease in a plant?

Answer 4

By looking for unique antigens (from particular pathogens) using monochlonal antibodies and by using DNA tests

Question 5

Name three physical plant defences?

Answer 5

Cellulose(cell walls), Waxy cuticle, Layers of dead cells.

Question 6

Name two mechanical plant defences?

Answer 6

Hairs, Thorns, Mimicry, Plants that curl after being touched.

Question 7

Name Two chemical plant defenses?

Answer 7

Antibacterial Compounds, Poisons

Question 8

What is a specific defense?

Answer 8

A defense that targets a specific herbivore/kills bacteria

Question 9

What is a non-specific defense?

Answer 9

A non-specific defense such as bark try’s to prevent entry.