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Duplicate of Scientific Method & Life Functions Flashcards | StudBud
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Duplicate of Scientific Method & Life Functions
Duplicate of Scientific Method & Life Functions
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Test Review Living Environment #scientificmethod #lifefunctions #biology #livingenvironment
Flashcards
38 cards
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Questions
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Answers
1
Materials are taken from the environment and then moved through the cytoplasm. This is called..
Coordination and Regulation
Food Processing and Energy Release
Absorption and Circulation
Energy Release and Synthesis
2
All scientific investigations begin with:
Forming a conclusion
Forming a hypothesis
Conducting an experiment
Asking a question or Observing a problem
3
The removal of carbon dioxide and nitrogen wastes from an organism illustrates...
Excretion
Regulation
Respiration
Nutrition
4
Which sequence shows a decreasing level of complexity?
Organism, Organs, Tissues, Cells
Cells, Tissues, Organs, Organism
Organs, Organism, Cells, Tissues
Organism, Cells, Organs, Tissues
5
In order to be accepted, a scientific theory must be...
Based on the results of a single experiment
In line with all previous historical ideas
Widely tested and supported by extensive data
Controversial and cause debate
6
Which term includes all the activities required to keep an organism alive?
Metabolism
Excretion
Nutrition
Growth
7
The coordination of activities that maintain homeostasis in a constantly changing environment =
Respiration
Digestion
Synthesis
Regulation
8
Which term is defined as all the chemical reactions that are required to sustain life?
Regulation
Metabolism
Nutrition
Synthesis
9
Organisms undergo constant chemical changes as they maintain an internal balance known as...
Homeostasis
Synthesis
Recombination
Interdependence
10
What is the mechanism for an organism's response to change?
Total Meltdown
Homeostatic Deviation
Negative Feedback
Positive Feedback
11
The variable that is deliberately changed in an experiment is called the...
Independent Variable
Dependent Variable
Hypothetical Variable
Controlled Variable
12
Which of the following steps of the scientific process would occur last?
Repeat the experiment to see if the results are reliable
Form a conclusion based on the data
Organize the data into charts, tables, and graphs
Analyze the data from the experiment
13
Which of the following is not a quality of a good experiment?
Large Sample Size
Repeatable
Control Group
Data always matches the Hypothesis
14
True or False: if an organism fails to maintain homeostasis, it will become ill and may die.
True
False
15
When negative feedback occurs, how long does the organism respond to the change?
Organisms do not respond to changes
For the rest of its life
Until homeostasis is reached
For thirty seconds
16
The life process of Transport directly involves those activities used to...
Produce cellular waste products
Absorb and distribute materials
Obtain and hydrolyze materials
Release energy from food
17
Which statement best illustrates the life process of growth?
A bean seed germinates
An ameba moves away from a bright light
Two monosaccharides are formed from a disaccharide
A dog consumes a bowl of food
18
Which two word term explains an organism's deviations from and eventual return to homeostasis?
Perfect Harmony
Life Functions
Internal Stability
Dynamic Equilibrium
19
Why is reproduction a unique life function?
It is not represented in GRRRNETS
It does not require ATP
It is not required for individual survival
The species as a whole does not require it
20
What term is often used to explain a hypothesis?
Absolute Truth
Dynamic Equilibrium
Educated Guess
Wild Guess
21
Which statement describes an activity that will maintain homeostasis in an organism?
A shark swims toward a highly polluted region of the ocean
Tree roots grow away from a moisture-rich region of soil
A desert snake enters an underground burrow on a hot day
A polar bear sheds its fur during the coldest winter months
22
For survival, a hummingbird uses a considerable amount of energy. This energy comes from...
Regulation
Transport
Excretion
Respiration
23
The variable that the scientist is observing and measuring is called the
Independent Variable
Unidentifiable Variable
Controlled Variable
Dependent Variable
24
Which life activity is not required for the survival of an individual organism?
Synthesis
Nutrition
Respiration
Reproduction
25
When scientists investigate the natural world, they follow a series of steps called...
The Standard Procedure
The Scientific Method
The Recipe for Success
The Scientific Recipe
26
Lab rats do not ingest vitamin C. It is still found in their tissues due to the process of...
Synthesis
Osmosis
Locomotion
Excretion
27
Which of the following is not true about a control group in an experiment?
It is used as a standard of comparison
It can be referred to as the placebo group
It receives no experimental treatment
It is not necessary for a reliable experiment
28
Nutrition involves those activities by which organisms
Exchange gases with their environment
Absorb and circulate materials
Obtain and process materials needed for other activities
Remove cellular waste products
29
Homeostatic regulation of the body is made possible through coordination by which body systems?
Respiratory and Reproductive
Nervous and Endocrine
Circulatory and Digestive
Skeletal and Excretory
30
Which process includes the other three?
Synthesis
Metabolism
Excretion
Nutrition
31
Which life process allows plants to make a variety of chemicals, such as poisons and drugs?
Synthesis
Excretion
Respiration
Digestion
32
Which statement best describes cellular respiration?
It stores energy as food molecules
It uses carbon dioxide to produce oxygen
It converts food energy to a usable form
It occurs in animal cells but not plant cells
33
A characteristics of all known living organisms is that they...
Have complex nervous systems
Carry on heterotrophic nutrition
Originate from pre-existing life
Require oxygen for respiration
34
If a person goes without eating for a day, his blood sugar level remains about the same, due to
Reproduction
Growth of Cells
Homeostatic Control
Egestion
35
Which of the following are metabolic wastes?
Urine, Feces, Sweat, Carbon Dioxide
Water, Tears, Sweat, Oxygen
Carbon Dioxide, Oxygen, Water
Water, Sweat, Urine, Carbon Dioxide
36
Excretion is best defined as the removal of...
Undigested material from the digestive tract
Water molecules from dipeptide hydrolysis
Toxic wastes by the process of cyclosis
Metabolic wastes from a cell
37
Small molecules are combined to form large molecules by the life function of...
Synthesis
Transport
Regulation
Excretion
38
A characteristic of all known living things is that they...
Use Atmospheric Oxygen
Use Carbon Dioxide
Are Capable of Locomotion
Carry on Metabolic Activities
