In this experiment we are testing the question: How does Algae Beads exposure to light impact the pH of the CO2 indicator solution? What is the independent variable in the experiment?

The amount of light the algae beads are exposed to

Change in Carbon Dioxide concentration

Change in color of the indicator solution

The amount of algae beads in the solution

In this experiment we are testing the question: How does Algae Beads exposure to light impact the pH of the CO2 indicator solution? What is the dependent variable(s) in the experiment? Check off all that apply

Change in Carbon Dioxide concentration

Change in color of the indicator solution

The amount of light the algae beads are exposed to

The amount of algae beads in the solution

In this experiment we are testing the question: How does Algae Beads exposure to light impact the pH of the CO2 indicator solution? What would be the experimental group of the algae bead experiment?

Algae beads in the indicator solution placed in the light

Algae Beads in the indicator solution placed in the dark

All Algae beads in the indicator solution

Algae beads without indicator solution

In this experiment we are testing the question: How does Algae Beads exposure to light impact the pH of the CO2 indicator solution? What would be the control group(s) of the algae bead experiment? Check off all that apply

Algae Beads in the indicator solution placed in the dark

Cuvette (container) with indicator solution and no algae beads

Algae beads in the indicator solution placed in the light

All Algae beads in the indicator solution

Algae beads without indicator solution

In this experiment we are testing the question: How does Algae Beads exposure to light impact the pH of the CO2 indicator solution? What would be 3 constants of the algae bead experiment? Check off all that apply

Measuring out 1.5 g of algae beads for the TWO cuvettes (containers) that should have algae beads

Equal amounts of indicator solution in each cuvette

Same amount of light exposed to all the cuvettes (containers)

Different types of algae in each cuvette (container)

In this experiment we are testing the question: How does Algae Beads exposure to light impact the pH of the CO2 indicator solution? What would be a source of error in the algae bead experiment? Check off all that apply

The amount of algae present in each algae bead created

Having the same amount of light exposed to all the cuvettes (containers)

Having the same amount of indicator solution in each cuvette (container)

The temperature staying the same throughout the experiment

2024 REDO Part 1 Pre-lab/ P and CR Algae beads Lab CFU

Authored by Angelique McQuitty

Science

9th - 12th Grade

NGSS covered

Used 27+ times

2024 REDO Part 1 Pre-lab/ P and CR Algae beads Lab CFU

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20 questions

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MULTIPLE SELECT QUESTION

3 mins • 2 pts

Use the illustration to identify the REACTANTS of Cellular Respiration (check off all that apply)

O2 Oxygen

C6H12O6 Glucose

CO2 Carbon Dioxide

H2O Water

ATP and Heat energy

Tags

NGSS.HS-LS1-7

MULTIPLE SELECT QUESTION

3 mins • 3 pts

Use the illustration to identify the REACTANTS of Photosynthesis (check off all that apply)

CO2 Carbon Dioxide

H2O Water

Sunlight

O2 Oxygen

C6H12O6 Glucose

Tags

NGSS.HS-LS1-5

MULTIPLE SELECT QUESTION

3 mins • 2 pts

Use the illustration to identify the PRODUCTS of Photosynthesis (check off all that apply)

O2 Oxygen

C6H12O6 Glucose

CO2 Carbon Dioxide

H2O Water

ATP and Heat energy

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5

MULTIPLE SELECT QUESTION

3 mins • 3 pts

Use the illustration to identify the PRODUCTS of Cellular Respiration (check off all that apply)

CO2 Carbon Dioxide

H2O Water

ATP and Heat energy

O2 Oxygen

C6H12O6 Glucose

Tags

NGSS.HS-LS1-7

MULTIPLE SELECT QUESTION

3 mins • 6 pts

What is the importance of letter i to living organisms?

Heat energy that keeps warm-blooded animals warm

Sunlight energy that fuels most ecosystems on Earth

Cellular energy that allows work to get done

A waste product of cellular respiration that is used to allow photosynthesis to happen

A product of photosynthesis in Chloroplast that allows work to happen inside cells

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5

NGSS.HS-LS1-7

MULTIPLE SELECT QUESTION

3 mins • 6 pts

Identify the importance of letter j

Sunlight energy that fuels most ecosystems on Earth

A waste product of cellular respiration that is used to allow photosynthesis to happen

Cellular energy that allows work to get done

A waste product of cellular respiration that helps some organisms maintain their body temperature

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5

NGSS.HS-LS1-7

MULTIPLE SELECT QUESTION

3 mins • 6 pts

Use the illustration to identify LETTER F

Cellular Respiration in Mitochondria

ATP and Heat energy

Sunlight

Ecosystem

Nutrients Cycle and Energy Flows

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-7

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2024 REDO Part 1 Pre-lab/ P and CR Algae beads Lab CFU

Use the illustration to identify the REACTANTS of Cellular Respiration (check off all that apply)

Use the illustration to identify the REACTANTS of Photosynthesis (check off all that apply)

Use the illustration to identify the PRODUCTS of Photosynthesis (check off all that apply)

Use the illustration to identify the PRODUCTS of Cellular Respiration (check off all that apply)

What is the importance of letter i to living organisms?

Identify the importance of letter j

Use the illustration to identify LETTER F

Use the illustration to identify LETTER E

Which letter(s) would be the source of energy for almost all food chains on Earth?

Which letter(s) would represent the process(es) that AUTOTROPHS can perform?

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