Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
18 Cards in this Set
- Front
- Back
|
What are the 7 levels of classification?
|
1. Kingdom
2. Phylum 3. Class 4. Order 5. Family 6. Genus 7. Species |
|
|
What are the 5 kingdoms?
|
1. Monera
2. Protista 3. Fungi 4. Plantae 5. Animalia |
|
|
What are physical properties? Include examples.
|
Any property that is measurable whose value describes a physical system's state. Ex: Electrical conductivity, ability to transmit light.
|
|
|
What are chemical properties? Include examples.
|
A property used to characterize materials in reactions that change their identity. Ex: acid reaction.
|
|
|
What is the definition of a mixture?
|
A material system made up of two or more different substances which are mixed but are not combined chemically.
|
|
|
What are trade-offs?
|
A situation that involves losing one quality or aspect of something in return for gaining another quality or aspect.
|
|
|
What is the equation for density?
|
M/V= D
Mass/Volume= Density |
|
|
Mary measures a piece of metal and determines it has a mass of 20 grams and a volume of 5 ml. What is the density of the piece of metal?
|
20/5=4
Density= 4 g/ml |
|
|
What is a compound?
|
A combination of two or more elements.
|
|
|
What is an element?
|
A pure chemical substance consisting of one type of atom distinguished by its atomic number.
|
|
|
Definition of multicellular.
|
Consist of more than one cell, as opposed to single-cell organisms.
|
|
|
What is the Germ Theory of Disease?
|
Many diseases are caused by the presence and actions of specific micro-organisms within the body.
|
|
|
What is a cell membrane?
|
The cell membrane or plasma membrane is a biological membrane that separates the interior of all cells from the outside environment.
|
|
|
Put the structures in the human body from smallest to largest.
|
1. organ
2. tissue 3. cell 4. organelle |
|
|
Define the nucleus.
|
A cell structure that contains hereditary information, or DNA, and controls cellular growth and reproduction.
|
|
|
You look at a microbe through a microscope which has an eyepiece that magnifies 20X and an objective that magnifies 4X. What is the total magnification of the microbe?
|
80
|
|
|
What is an example of a property of a material?
|
Flexibility, luster, texture.
|
|
|
What is an infectious disease?
|
Infectious diseases are caused by pathogenic microbes such as bacteria, viruses, parasites or fungi; the diseases can be spread, directly or indirectly.
|
