PLANT DEFENCES

Which of the following is a chemical plant defence?

• Producing antibacterial substances
• Thorns and spikes
• Layers of dead cells
• Mimicry

Which of the following is a physical plant defence?

• Producing antibacterial substances
• Thorns and spikes
• Tough waxy cuticles
• Mimicry

Plants have cellulose walls - what type of defence mechanism is this?

• Physical
• Chemical
• Mechanical

Which disease is correctly paired with the cause of the disease?

• athlete’s foot - fungi
• malaria - viruses
• influenza - bacteria
• pneumonia - protists

Malaria is a common disease in many countries. What is the cause of this disease?

• a virus

• a bacterium

• a fungus

• a protoctist

Which of the following diseases is caused by viruses?

• tuberculosis
• influenza
• strep throat
• lyme disease

Antibiotics kills or slows the growth of which pathogen

• Bacteria
• Virus
• Fungus
• Protozoans

Highly infectious fungal infection of the scalp or skin, whose name doesn't match its source

• Athlete's Foot
• Psoriasis
• Ringworm
• Verrucae

What type of pest is this?

• Bacterial
• Fungal
• Aphid
• Pathohgen

What is meant by the term stunted growth?

• A plant grows too quickly and dies
• Increased growth
• Reduced growth
• None of the above