Eco Factors & Bacteria Quiz
Preview:
Why are some bacteria considered extremophiles?
A. They are not affected by environmental conditions
B. They thrive in extreme environmental conditions.
C. They prefer moderate temperatures
D. They are microscopic in size
Bacteria can become resistant to antibiotics
A. TRUE
B. FALSE
What structure is used for movement?
A. ribosomes
B. cytoplasm
C. flagella
Which is a type of bacteria?
A. Salmonella
B. the common cold
C. The flu
D. Covid-19
bacteria has
A. no cell wall and no cell membrane
B. both cell wall and cell membrane
C. cell wall
D. cell membrane
Jelly like substance that fills the inside of the bacterial cell.
A. Flagella
B. Chromosome
C. Plasmid
D. Cytoplasm
Which of the following is a true statement about bacteria?
A. Bacteria exist in only a few environments on earth
B. Bacteria can grow to extremely large sizes
C. Most bacteria are harmful to humans
D. Bacteria can be both harmful and helpful to humans
What is the job of the cell membrane in bacteria?
A. Decides what enters and exits the cell
B. To make protiens
C. To hold organelles in place
D. To hold water and nutrients
What is the job of the cell wall in bacteria?
A. To provide protection
B. To make protiens
C. To hold organelles in place
D. To hold water and nutrients
Strong outer layer that protects the bacterial cell from infection by viruses and attack from immune cells.
A. Pilli
B. Cell wall
C. Capsule
D. Flagella
Small protrusions of cell membrane around the outside of the bacterial cell that allow bacteria to attach to one another, and share DNA.
A. Flagella
B. Cell membrane
C. Pilli
D. Cell wall
True or False:
Bacteria is found on our body, especially in our intestines and skin.
A. TRUE
B. FALSE
Is the bacterial DNA surrounded by a nucleus?
A. No
B. Yes
Whip-like tail that allows bacteria to move
A. Pillus
B. Flagella
C. Cytoplasm
D. Cell wall
Which type of bacteria is responsible for causing diseases?
A. Friendly bacteria
B. Neutral bacteria
C. Pathogenic bacteria
D. Harmless bacteria