MODULE 2 BIOLOGY

5 Written Questions

1. Chemical factories that make a certaion chemical known as protein.
2. The most popular way of reproduction.
3. The DNA and other essential parts of a bacterium coated with several hard layers. q
4. An organisms that requires oxygen.
5. A temporary union of two organisms for the purpose of DNA transfer.

5 Matching Questions

1. Saprophyte
2. Logistic Growth
3. Flagellum
4. Plasma Membrane
5. Fimbriae

1. a An organism that feeds on dead matter.
2. b Fibrous bristles that the bacterium uses to grasp surfaces to help them adhere on or they are used for reproduction.
3. c A membrane made up of certain chemicals called phosolipids and other chemicals called proteins. These chemicals regulate what the bacterium takes in from the outside world.
4. d Population growth that is controlled by limited resources.
5. e Used to help move the bacterium from one place to another.

5 Multiple Choice Questions

1. An organism that causes diseasse.
   1. Parasite
   2. Botulism
   3. Capsule
   4. Pathogen
2. The process by which infection by a virus results in DNA being transferred ffrom one bacterium to another.
   1. Digestion
   2. Transduction
   3. Transformation
   4. Conjugation
3. A small, circular section of extra DNA that confers one or more traits to a bacterium and can be reproduced seperately from the main bacterial genetic code.
   1. Plasmid
   2. Cytoplasm
   3. Capsule
   4. Parasite
4. The beneficial way that asexual bacteria can exchange genetic information for more diversity in the population.
   1. Binary Fission
   2. Conjugation
   3. Genetic Combination
   4. Transformation
5. Bacteria that look red after Gram staining.
   1. Cyanobacteria
   2. Gram-positive bacteria
   3. Gram-negative bacteria
   4. Conjugation Tube

5 True/False Questions

1. Digestion → Breaks down food into smaller molecules.

   True        False

2. Cyanobacteria → Colonies of eukaryotic cells called blue-green algae.

   True        False

3. Steady State → A state which members of a population die as quickly as new members are born.

   True        False

4. Botulism → Semifluid substance that exists throughout the cell, supporting the DNA and ribosomes.

   True        False

5. Exponential Growth → Population growth that is unhindered becuase of the abundance of resources for an ever-increasing population.

   True        False