Question

horseplay or practical jokes in the laboratory are * 2 points

always against the rules

okay

not dangerous

okay if you are working alone

other:

all unauthorized experiments are prohibited. * 2 points

true

false

read all procedures thoroughly before entering the laboratory * 2 points

true

false

Explanation:

• For the first question: Laboratory safety rules strictly prohibit horseplay or practical jokes as they can lead to accidents.
• For the second question: Unauthorized experiments are prohibited to ensure safety and proper conduct in the lab.
• For the third question: Reading procedures thoroughly before entering the lab helps in understanding safety protocols and experiment steps.

Answer:

• First question: A. always against the rules
• Second question: A. True
• Third question: A. True