I have questions about B cereus (Food microbiology)What is the answers of these questions

Question

I have questions about B.cereus. (Food microbiology)

What is the answers of these questions.

Thank you.

Question 6 (1 point)
bromothymol green
Why does this method need to be performed as spread plates instead of
pour plates?
O
Malachite Green
Question 6 options:
stion
19 (1 point)
The bacteria is sensitive to the heated media
Which of the follow is NOT a test used in the confirmation of B.cereus
from other Bacillus species?
Spread plates are quicker to perform in the lab
Question 9 options:
O
The media has heat sensitive components
IMVic
There is no reason that spread plates were done, we could have used Pour plates too
Rhizoid Formation
Question 7 (1 point)
Haemolysis
What reaction would you expect from B.cereus for the Protein Toxin
Crystal Test.
Motility
Question 7 options:
Question 10 (1 point)
Positive
Why should the sample homogenate from a dry food samples sit at
room temperature for 15 minutes before pipetting?
Negative
Question 10 options:
O
This test is not used for the confirmation of B.cereus
It takes approximately 15 minutes to label your plates and prepare all your dilutions tubes
Question 8 (1 point)
O
This is what the method says, so I just do it.
Which ingredient in the PEMB media gives it the Blue color when
B.cereus grows?
O
Samples should never be left to sit for gt;15 minutes before plating as this can lead to artificially higher
counts.
Question 8 options:
This will increase the recovery of the organisms because the spores are given a chance to start germinating
bromothymol blue
before plating on agar
bromocrestyl blue
Science