Font size
WorksheetsS347 Unit 1 Review
Total questions: 52
Worksheet time: 31mins
How does the distance from this eye chart affect the number of letters visible on a line? What's the independent variable?
Distance
Number of letters read
Eye chart
None
How does the amount of oxygen in the water affect oyster size? Independent variable?
The size of the oysters
The color of the oyster shell
Amount of oxygen in the water
Amount of water
How does the distance from this eye chart affect the number of letters visible on a line? What's the Dependent Variable?
The distance from chart
Number of letters read accurately
Color of text in the chart
Font of text
How does the amount of oxygen in the water affect oyster size? What's the Dependent variable?
The size of the oysters
The color of the oyster shell
Amount of oxygen in the water
Amount of water
How does the amount of oxygen in the water affect oyster size? Which is an example of a constant? Check all that apply
The size of the oysters
The type of oyster
Amount of oxygen in the water
Amount of water
50 weightlifters are given vitamin supplements before they lift and 50 different weightlifters are given no supplements and change in muscle mass is recorded after 4 months. Which of the following would be the constants (standardized variables) for this experiment? (Bubble all that are true)
amount and type of food eaten during day
% increase in muscle mass
amount of supplement given
type of exercise
being given supplements or not
Water fleas are placed in 40°C water and 20oC water and their heart rates are recorded. What is the independent variable?
heart rate
temperature of water
# of water fleas
type of liquid
type of flea
The part of the experiment that does not contain the independent variable. Used for comparison.
Control Group
Experimental Group
Results
Data
The above question is an example of:
Which group in an experiment is treated with the independent variable?
standardized variables
control group
replication
levels of treatment
Look at the chart. What is the control group?
Usual route
alternate B
alternate C
time in minutes
Water fleas typically live in water that is 20oC. A student believes that increasing water temperature will increase heart rate. Water fleas are placed in 20°C, 30oC, 40oC, and 50oC water and their heart rates are recorded. Which of the following best describes the control group?
water flea heart rate
20oC water
# of water fleas
40oC water
type of flea
Water fleas typically live in water that is 20oC. A student believes that increasing water temperature will increase heart rate. Water fleas are placed in 20°C, 30oC, 40oC, and 50oC water and their heart rates are recorded. The student collects data with ten water fleas at each of the water temperatures. Which of the following best describes the levels of treatment?
30, 40, and 50oC water
20oC water
# of water fleas
ten water fleas tested at each temperature
type of flea
What is the effect of light intensity on the growth rate of a plant? What is the independent variable?
Light intensity
Growth rate
Type of plant
Amount of water
How does the pH level of soil affect the number of flowers produced by a plant? What's the dependent variable?
pH level of soil
Number of flowers
Type of plant
Amount of sunlight
In an experiment to test the effect of different fertilizers on plant height, which group would receive no fertilizer?
Experimental group
Control group
Hypothesis group
Dependent variable group
What is the role of a control group in an experiment?
To test the hypothesis
To serve as a baseline for comparison
To introduce new variables
To ensure the experiment is valid
Which of the following is an example of a dependent variable?
Amount of sunlight
Type of soil
Plant height
Watering frequency
In an experiment to test the effect of different amounts of fertilizer on plant growth, what is the independent variable?
Plant growth
Amount of fertilizer
Type of plant
Soil type
A statement that answers the question.
Claim
Evidence
Reasoning
science
Scientific data to back up the claim. Tell me the numbers!
Prove it!
Claim
Evidence
Reasoning
science
Use Scientific ideas to show how the evidence supports the claim.
Why? What it all means. Explain and discuss.
Claim
Evidence
Reasoning
science
What is the effect of different light colors on the growth rate of a plant? What is the independent variable?
Light color
Growth rate
Type of plant
Amount of water
How does the concentration of sugar in water affect the growth of yeast? What's the dependent variable?
Concentration of sugar
Growth of yeast
Type of yeast
Temperature of water
In an experiment to test the effect of different soil types on plant height, which group would receive standard soil?
Experimental group
Control group
Hypothesis group
Dependent variable group
What characteristic is shown: A bacteria cell divides itself in two.
Reproduce
Respond to a Stimulus
Homeostasis
Grow and Develop
Which characteristic is shown: A corn field absorbs sunlight to produce food.
Made of Cells
Respond to a Stimulus
Acquire and Use Energy
Genetic Code
Which characteristic is shown: A chocolate lab puppy becomes a fully grown dog.
Respond to a Stimulus
Grow and Develop
Homeostasis
Change Over Time
Which characteristic is shown: A deer runs from a dog after hearing barking.
Made of Cells
Respond to a Stimulus
Acquire and Use Energy
Homeostasis
Which characteristic is shown: Your body sweats to maintain body temperature.
Respond to a Stimulus
Homeostasis
Made of Cells
Change Over Time
Which characteristic is shown: An unknown organism is shown to have a cell wall and organelles.
Made of Cells
Homeostasis
Respond to a Stimulus
Reproduce
Which characteristic is shown: Many bacteria have become resistant to the antibiotics we use.
Respond to a Stimulus
Made of Cells
Change Over Time
Homeostasis
Which domain contains organisms with a nucleus?
Eukarya
Archaea
Bacteria
What are the three domains of life?
Animalia, Plantae, Fungi
Archaea, Bacteria, Eukarya
Kingdom, Phylum, Class
Mammalia, Reptilia, Aves
Which type of cell is found in archaea and bacteria?
Prokaryote
Eukaryote
Which type of cell has membrane bound organelles (such as mitochondria and vacuoles)
Prokaryote
Eukaryote
How many kingdoms are home to organisms that are eukaryotes?
2
4
6
1
Tissue
Made up of cells that have the same shape and function
Made up of organs that work together to preform a specific task
Basic unit of life
Made up of tissues that work together to preform a specific task
Organism
Made up of organs that work together to prefrom a specific task
Basic unit of life
Made of organ systems that work together to sustain life
Made up of cells that have the same shape and function
Cell
Made up of tissues that work together to preform a specific task
Basic unit of life
Made of cells that have the same shape and function
Made up of organs that work together to preform a specific task
Organ System
Made up of organs that work together to preform a specific task
Basic unit of life
Made up of tissues that work together to preform a specific task
Made up of cells that have the same shape and function
Organ
Made up of cells that have the same shape and function
Made up of tissues that work together to prefrom a specific task
Basic unit of life
Made of organ systems that work together to sustain life
Which of the following is the correct order of the Levels of Organization (smallest to largest)
Cell, organ, organ system, organism, tissue
Cell, tissue, organ, organ system, organism
Organism, organ system, organ, tissue, cell
Organ, cell, organism, tissue, organ system
