MCB2010L Broward College Exam 1 Questions and answers 100% VERIFIED

What is the total magnification of an oil immersion lens? - 1000x magnification Resolution - how clear an image appears Magnification - making small things big Working Distance - the distance between the tip of the objective lens and the stage What is the purpose of the oil in the oil immersion lens? - the oil is used to minimize light refraction to create a sharper, larger image Inoculum - the organism that is being transferred from one medium to another Inoculation - the process of transferring an organism from one media to the next What fingers do you use when removing the cap from a test tube? - last two fingers of the hand holding the inoculating loop (ring and pinkie finger) After opening the test tube you flame it. - True When removing an inoculum from a plate you remove the lid and place it on the lab bench. - False Identify a colony margin by name - When inoculating a broth, the loop may not touch the sides of the tube. - True Ciguarta toxin is a naturally occurring toxin produced by the dinoflagellate... - Gambierdiscus Toxicus Cyanobacteria - CLASSIFIED AS: plants, protozoans, and bacteria