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Chapter 2 Vocab Quiz
Science
18
Science
7th Grade
09/28/2012

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Term

Antibiotic

Definition

Medicine used to kill bacteria and other microorganisms

Term

Pathogenic Bacteria

Definition
Bacteria that can cause disease
Term

Prokaryote

Definition

An organism that consists of a single cell that does not have a nucleus

Term
Endospore
Definition
thick walled protective spore that forms inside a bacterial cell and resists harsh conditions
Term
Binary fission
Definition
The process by which bacteria reproduce; is an example of asexual reproduction
Term
bioremediation
Definition
Using microorganisms to change harmful chemicals into harmless ones
Term
bacilli
Definition
Rod shaped bacteria that have a large surface
Term
cocci
Definition
Spherical bacteria, that do not dry out as quickly as other types
Term
spirilla
Definition
Long and spiral shaped bacteria, contain a flagella
Term
nitrogen fixation
Definition
Process by which nitrogen gas in the air is transformed into a form that plants can use
Term
producer
Definition
Types of organisms that makes their own food are known
Term
decomposer
Definition
Types of organisms that feed on dead organisms
Term
consumers
Definition
Types of organisms that get their food by eating other organisms
Term
flagella
Definition
Hair-like part, that helps bacteria to move around
Term
Methane makers
Definition
Bacteria that gives off gas. Lives in swamps and animal intestines
Term
Salt lovers
Definition
Bacteria that live in environments with high levels of salt such as Dead Sea
Term
Heat lovers
Definition
Bacteria that live in ocean vents and hot springs.
Term
Genetic engineering
Definition
When scientists change the genes of bacteria or any other livng thing
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