Sunlight, Water, and Plant Growth

What do plants need to grow?

• Sunlight and water

• Rocks and sand

• Soil only

• Plastic

Tags

NGSS.5-LS1-1

Which of the following is an example of testing one variable at a time?

• Giving one plant water and another plant both water and sunlight

• Giving one plant sunlight but no water, while keeping all other conditions the same

• Giving all plants sunlight and water

• Giving some plants sunlight and water, and some rocks

What is the purpose of sunlight for plants?

• To make seeds

• To make food through photosynthesis

• To grow roots only

• To protect from insects

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

If a plant does not get water, what will most likely happen?

• It will grow taller

• It will grow twice as fast

• It will produce flowers immediately

• It will wilt or die

Tags

NGSS.MS-LS1-5

Why is it important to change only one variable in an experiment?

• To make the experiment faster

• To water the plants evenly

• To know which factor caused the result

• To plant more seeds

Tags

NGSS.MS-LS1-5

SHORT ANSWER: Describe how you could test whether plants need sunlight to grow.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

SHORT ANSWER: What would you observe if a plant gets water but no sunlight?

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

SHORT ANSWER: Explain why a plant that gets sunlight but no water might not grow.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

SHORT ANSWER: Name one variable you would keep the same when testing if plants need water.

SHORT ANSWER: Why is it important to write down your observations during a plant growth experiment?

Tags

NGSS.MS-LS1-5