Rose Black Spot Disease

Leaves often turn yellow and drop early.

Photosynthesis is reduced, affecting growth and flowering.

Spread in the environment by water or wind.

Question 1

Rose black spot is an example of a:

Accepted Answer

Fungal disease of plants

Answer

Bacterial disease of animals

Answer

Protist disease of humans

Answer

Viral disease of humans

Question 2

Vaccines contain dead or inactive forms of a pathogen. Why does this prevent future infection?

Accepted Answer

They stimulate white blood cells to produce matching antibodies quickly

Answer

They kill the pathogens directly in the blood

Answer

They strengthen the skin to prevent entry

Answer

They provide the body with ready-made antibodies

Question 3

Choose the correct explanation: how does a vaccine usually protect a person from future disease?

Accepted Answer

By giving a small amount of dead or inactive pathogen to stimulate antibody production

Answer

By killing every pathogen already inside the body at once

Answer

By increasing the number of red blood cells

Answer

By thickening the skin permanently

Question 4

Which group contains only types of pathogen?

Accepted Answer

Viruses, bacteria, fungi and protists

Answer

Bacteria, muscles, fungi and protists

Answer

Viruses, red blood cells, fungi and protists

Answer

Bacteria, chloroplasts, fungi and viruses

What is Rose Black Spot Disease?