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Pretest for 7th grade science Flashcards | StudBud
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Pretest for 7th grade science
Pretest for 7th grade science
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- Scientific method, characteristics of life, biological hierarchy
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Answers
1
Scientific method step making charts, graphs, or mathematical models.
Conduct an experiment
Analyze data
Draw conclusions
Observe and ask a question
2
This variable is not graphed because it is held constant
Control group
Dependent variable
Independent variable
Control variable
3
An experiment can have only one of this variable
Control variable
Independent variable
Dependent variable
4
Atoms combine to form these
Molecules
Organs
Cells
Ecosystems
5
Which of the following is the best hypothesis?
Increasing pulse rate will lead to longer running time.
Running time affects pulse rate.
Longer running time will increase pulse rate.
Length of time running will increase pulse rate.
6
This component of an experiment is graphed on the vertical Y axis
Control group
Dependent variable
Independent variable
Control variable
7
Mass, length, and time are examples of this type of data.
Quantitative
Qualitative
8
Several organ systems work together to make up this
Population
Ecosystem
Organism
Organ
9
This area of biology focuses on plants
Botany
Mycology
Zoology
Ecology
10
Experimental component that is manipulated because it is the expected cause of the phenomenon
Control group
Control variable
Dependent variable
Independent variable
11
Cells with a similar function group together to form these
Cells
Tissues
Organ Systems
Organs
12
Step of scientific method that often involves technology to enhance the five senses.
Form a hypothesis
Observe and ask a question
Draw conclusions
Analyze data
13
Characteristic of life that describes all chemical reactions necessary to grow and develop
Genetic code
Change over time
Metabolism
Made up of cells
14
Scientific method step where phenomenon is recreated or manipulated
Conduct an experiment
Observe and ask a question
Analyze data
Write a hypothesis
15
This area of biology focuses on categorizing and naming organisms based on their relatedness
Synthetic
Taxonomy
Genetics
Parasitology
16
Experimental component that is measured because it is expected to change
Control group
Control variable
Dependent variable
Independent variable
17
This process results of in offspring that are identical to the parent
Sexual reproduction
Homeostasis
Metabolism
Asexual reproduction
18
An experiment should have as many of these as possible.
Independent variable
Control variable
Dependent variable
19
Several populations interact to form this
Community
Organism
Organ system
Ecosystem
20
Which important element of a graph is this graph missing?
Data
Title
Legend
Axes label
21
Biology is the study of this.
Science
Plants
Life
Animals
22
The term evolution refers to
Any change in a species
The formation of humans from monkeys
Change of a species over several generations
Change in an individual throughout its life
23
This process ensures the correct sequence of chemical and cellular processes for homeostasis
Coordination
Metabolism
Regulation
DNA
24
Which important element of a graph is this graph missing?
Legend
Data
Units
Axes labels
25
The genetic code is written in this molecule
Proteins
Ribonucleic acid
Deoxyribonucleic acid
Dioxyribonucleus acid
26
This number of cells is required for something to be considered living
Trillions
1
100
Thousands
27
Scientific method step involves writing a predictive statement about relationship of variables
Observe and ask a question
Draw a conclusion
Form a hypothesis
Do something
28
All ecosystems together form this, better known as Earth
Biosphere
Population
Individuals
Community
