Biology Semester Test 2005
Terms
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- the study of life
- biology
- a living thing
- organisim
- the process in which simple substances are combined to form more complex substances
- synthesis
- the process by which an organism maintains homeostasis
- regulation
- all the chemical processes eoccuring within the cells of an organism including processes that build complex substances and those that break down complex substances
- metabolism
- the process by which living organisms produce more of their own food
- reproduction
- the process by which metabolic wastes are removed from the organism
- excretion
- the balance between the internal and ecternal environment
- homeostasis
- those substances needed by an organism for energy, growth, repair, and maintenance
- nutrients
- the process by which substances enter and leave cells and become distributed within the cells
- transport
- the process by which cells release chemical energy
- cellular respiration
- the incorporation of materials into the organism's body
- assimilation
- An example of a system involved in transport is the
- Circulatory system
- An organism that is capable of making its own nutrients from simple substances is a
- bacterium and plant
- Each of the following has all the characteristics of a living organism
- oak tree, bacteria, and fungus
- Cellular respiration is the same as breathing
- false
- Both unicellular and multicellular organisms exhibit cell specialization
- false
- All of the following characteristics of living things are true
- living things are highly organized, living things have a limited life span, living things respond to changes int he environment
- List the steps of the scientific method in order.
-
1. Define the problem
2. Research the problem
3. Form a hypothesis
4. Test the hypothesis
5. Record data
6. Drwa conclusion - Explain the purpose of the control in an experiment.
- It acts as a standard of comparison.