WorksheetsMICRO-PARA QUIZ
Total questions: 24
Worksheet time: 19mins
(a) is the study of microorganisms usually less than 1mm in diameter which requires some form of magnification to be seen clearly.
Which among the choices is an acellular organism?
Bacteria
Fungi
Viruses
Helminths
Cell wall of bacteria are made up of
Pseudomurin
Peptidoglycan
Chitin
Fungi can be unicellular or multicellular. Which among the choices is unicellular?
Yeast
Molds
Mushroom
Fungi can be unicellular or multicellular. Which among the choices is multicellular?
Yeast
Molds & mushrooms
The cell wall of Algae is made up of:
Chitin
Cellulose
Peptidoglycan
Pseudomurin
Which of the following is not a characteristic of bacteria?
bacteria are prokaryotic
they are multicellular
they have a circular dna
they reproduce through binary fission
Which one is not a characteristic if Viroids?
short strand of circular RNA
No capsid
single-stranded piece of DNA
self replicates after infecting host cells
(a) are pathogenic proteins (no genetic material) that corrupt proteins and lead to the formation of plaques.
Bovine spongiform encephalopathy “mad cow disease” is a disease caused by
bacteria
viruses
prions
helminth
What are the universally accepted cell theories?
The person to coined the term "cells"
Robert Hooke
Robert Brown
Theodor Schwann
Rudolf Virchow
He was the first person to discover microorganisms specifically protist and bacteria.
Louis Pasteur
Robert Brown
Anton Van Leeuwenhoek
Matthias Jakob Schleiden
Fully-developed infectious viral particles are called (a)
(a) is a protein sheath that protects the viral genetic material
A capsid of composed of protein units called (a)
Based on capsid shapes, the Ebola virus is under what type of capsid shape?
(a)
(a) have structures that do not conform to either of the helical or polyhedral capsid shapes.
What capsid shape is exhibited by the Marburg virus?
Helical
Polyhedral
Complex
a type of virus that only infects bacteria
Viroid
Prion
bacteriophages
All viral replication schemes follow the same basic series of steps. What are these basic five steps?
The hypothesis that living organisms arise from preexisting life.
Biogenesis
Spontaneous generation
When using the crystal violet staining technique, gram-positive bacteria, what color do you expect to see under the microscope?
Purple
Pink
Red
When using the crystal violet staining technique, gram-negative bacteria, what color do you expect to see under the microscope?
Pink
Purple
Red
