Biology CP-Mr. Willets
1) All bacteria are prokaryotes which means they have no real _________________ and are primitive cells.
2) Bacteria are divided into ______ Kingdoms- Kingdom ____________________________ and Kingdom ____________________
3) What does the word "archaebacteria" mean? ______________________________
4) Archaebacteria can live in _______________ conditions. This makes us believe they might be related to ______________________________
5) One type of archaebacteria produce ____________________ gas. These are called ___________________________ and live in the muddy bottoms of ________________ or in the __________________ of animals
6) Halophiles live where it is very ______________. Give an example of such a place. ______________
What does the word "halophile" mean? _________________________
7) What is the third kind of archaebacteria? ________________________________ Where do these live? __________________________________________
8) What are the three common shapes for eubacteria cells? a) _______________ which have what shape? ______________ b) ________________ which have what shape? ________________
and c) ____________________ which have what shape? __________________
9) If bacteria occur in pairs, what prefix is used? _________________ What prefix means the bacteria cells are joined in chains? _________________ What is the third grouping prefix and what does it mean? ____________________________________________
10) What is the fancy name for the blue-green bacteria? ____________________________ These tend to grow in lakes where what has been added? ___________________________ This makes the lakes become more _______________________
11) An example of a spirochete is the bacteria that causes __________________________
12) Enteric bacteria live in animal ______________________. One enteric bacteria associated with chicken or eggs is named _____________________________. This can cause a form of food ________________________
13) A common enteric bacteria which lives in your intestines where it is helpful is __________________
E. coli from ___________ can make us sick. This bacteria might be found in what specific food? _________________________
14) What type of bacteria are carried by ticks? ___________________________
15) Some bacteria can survive harsh conditions by forming a protective coat. This produces an ________________________
16) Some bacteria can make their own food either by the process of _________________________ or __________________________
17) Many bacteria feed on dead material. These are called ______________________ or the bacteria of decay. These help ___________________ materials in nature. They also spoil our _____________ and can cause tooth ____________ .
18) If a bacteria must use oxygen to burn it food, it is called an _____________________________
19) If oxygen kills the bacteria so it must live where there is no oxygen, it is called an__________________________________
20) Obligate anaerobes often form _______________________ to protect themselves against oxygen.
21) The tetanus bacteria must grow in deep wounds where there is no _____________________. It enters the wound as an __________________________
22) What food poisoning is caused by an obligate anaerobe? ____________________________ Why must it grow in canned foods? ___________________________________________
23) Anaerobic bacteria often produce bad smelling _________________.
24) If the lake bottom is slimy, this usually means there are ______________________ bacteria decaying the dead material there.
25) Bacteria reproduce by ______________________________
26) There are three ways that bacteria might get a new combination of DNA a) viruses can bring DNA from other bacteria- this is called ___________________________
b) Bacterial can transfer pieces of DNA from one bacteria to another- This is called _______________________
c) bacteria can take in DNA put into the environment when another bacteria dies and breaks open. This is called _________________________
In all three cases, this might produce bacteria that are better able to ___________________. If these bacteria cause ___________________, that can be bad for us.