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Living Environment Unit 1 Review Flashcards | StudBud
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Living Environment Unit 1 Review
Living Environment Unit 1 Review
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Unit 1 living environment. Scientific method, characteristics of life, biochemistry, and graphing
Flashcards
34 cards
F
Practice quiz
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Host live
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Questions
34
Answers
1
Glucose or Monosaccharides are the building block to which macromolecule?
Carbohydrates
Lipids
Protein
Nucleic Acids
2
pH of 1-6 is considered an acid.
True
False
3
To be made of only one cell
onecellular
polycellular
unicellular
multicellular
4
What is the dependent variable on this line graph?
Bubbles/min
Depth
5
What are the four macromolecules?
Protein, Carbohydrate, Glucose, Fats
Protein, Carbohydrates, Lipids, Nucleic Acids
Protein, Lipids, Enzymes, Fats
Meat, DNA, RNA, Fats
6
Enzymes have a specific shape. True or false
false
True
7
A plant grows towards a source of sunlight.
All living things are made of cells
All living things are made of DNA
All living things maintain homeostasis
All living things respond to their envrionment
8
The variable that changes
Independent varible
Dependent variable
Control variable
9
The variable you collect data on and changes due to the independent variable
Indepedent variable
dependent variable
control variable
10
When you make an educated guess to answer the question you are trying to solve
conclusion
hypothesis
observation
experiment
11
What is the independent variable of this line graph?
Reporting year
Toxic chemicals released
12
Enzymes are an example of what macromolecule?
Nucleic Acids
Proteins
Lipids
Carbohydrates
13
What characteristic of life is this an example of?
All living things reproduce
All living things evolve
All living things obtain and use energy
All living things have DNA
14
Amino Acids are the building block to
Nucleic Acids
Lipids
Carbohydrates
Protein
15
Which is the independent variable on this data table
Amount of iron
Type of cereal
16
Enzymes can work with all chemical reactions. True or False
True
False
17
What scale would we use for the dependent variable in the data table?
Go by 20s
Go by 5s
Go by 10s
Go by 2s
18
What is the dependent variable in this data table?
Method of travel
Number of children
19
How do enzymes affect chemical reactions?
They speed it up
They slow it down
They stop the reaction from going
20
What characteristic of life is this an example of?
All living things reproduce
All living things respond to the envrionment
All living things are made of cells
All living things obtain and use energy
21
Identify the independent variable (IV) and dependent variable (DV)
IV: different body parts DV: type of ball
IV: type of ball DV: different body parts
IV: seconds ball stay in air DV: size of ball
IV: size of ball DV: number of seconds ball stays in air
22
What factors affect enzymes?
pH
Temperature
Amount of water
Amount of substate
23
pH of 8-14 is considered an acid
True
False
24
What is an organic molecule?
A molecule that has a carbon bond
A molecule that has a carbon-nitrogen bond
A molecule that has a carbon-oxygen bond
A molecule that has a carbon-hydrogen bond
25
Over three years, Tim's height has increased from 5'4" to 5'11".
All living things are made of cells
All living things develop and grow
All living things are made of DNA
All living things respond to the environment
26
The variable that does not change and is "normal"
Control variable
Indepedent varaible
Dependent variable
27
Identical twins have 99.999% of the same genes.
All living things grow and develop
All living things obtain and use energy
All living things are made of cells
All living things are made of DNA
28
State the hypothesis. What effect does the amount of rain have on plant growth?
If the plant growth increases, then the rain will increase
I think plants grow because of water
If the rain increases, then plant growth will increase
29
Which molecule could go into a cell without being broken down?
Glucose
Enzyme
Starch
Lipid
30
The pH of 7 is not neutral
True
False
31
The process all scientists use when solving problem
Inference
Theory
Observation
Scientific method
32
To be made of many cells
polycellular
manycellular
multicellular
unicellular
33
Identify the independent variable (IV) and dependent variable (DV) in this experiment
IV: Goldfish weight DV: number of times feed
IV: type of goldfish DV: amount of food
IV: Amount of food DV: Type of goldfish
IV: number of times feed DV: Goldfish weight
34
Which molecule cannot pass into a cell?
Starch
Glucose
Water
Oxygen
