The bacteria which grows best above 45°C are called...

• Psychrophilic

• Mesosphilic

• Thermophilic

• Any of these

Which of the following is the suitable temperature range for mesophiles?

• 20-30°C

• 25-40°C

• >40°C

• >40°C

Bacteria that are able to get their carbon source from organic compounds are called?

• Autotrophs

• Heterotrophs

• Chemotrophs

• Saprophytes

Tags

NGSS.MS-LS2-3

Microorganisms that can be found thriving in icy-cold climates would be considered...

• Barophiles

• Thermophiles

• Mesophiles

• Psychrophiles

• Bibliophile

When an organism has a fever. What is the body trying to accomplish?

• Decreasing the amount of growth of the bacterial infection

• increasing the amount H2O in the body

• Increasing the body's heart rater

• stopping more bacteria from entering the body

What is happening because bacteria became more resistant to antibiotics.

• Bacteria are dying out.

• Humans are increasing in population.

• Antibiotics are becoming weaker.

• Bacteria are starting to multiply and grow

Tags

NGSS.MS-LS2-4

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Bacterial growth is

• Fast

• Slow

Which phase of bacterial growth is characterized by rapid cell division?

• Lag phase

• Log phase

• Stationary phase

• Death phase

What is the primary factor that limits bacterial growth in a closed environment?

• Temperature

• Nutrient availability

• Oxygen levels

• pH levels

In a laboratory experiment, which method is commonly used to measure bacterial growth?

• Spectrophotometry

• Chromatography

• Electrophoresis

• Centrifugation