Farmers use the 4R's Nutrient system to determine how to best add nutrients to their fields. This involves choosing the Right Time, Right Rate, Right Source and Right _________________.

• Amount

• Place

• Fertilizer

• Now

In the 4R system, Right Rate means

• to use the right nutrients.

• to use the right season to apply nutrients.

• to use the right amount of nutrients.

• I don't know.

Best management practices means to

• find the best way to do something.

• find the best place to do something.

• find the best time to do something.

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

Soil nutrients come from many places. Check all that are true.

• Manure

• Compost

• Fertilizer.

• Air.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

How many nutrients do plants use to grow and produce?

• 10

• 3

• 17

• 7

Tags

NGSS.MS-LS2-1

Three main nutrients are very important for plant growth. These are phosphorus, nitrogen, and potassium. Which of these do plants use to to create chlorophyll and plant proteins?

• Phosphorus

• Nitrogen

• Potassium

Tags

NGSS.MS-LS2-1

Three main nutrients are very important for plant growth. These are phosphorus, nitrogen, and potassium. Which of these are used by plants to trap the sun's energy for photosynthesis and grow strong root systems?

• Phosphorus

• Nitrogen

• Potassium

Tags

NGSS.MS-LS1-6

Three main nutrients are very important for plant growth. These are phosphorus, nitrogen, and potassium. Which of these do plants use to protect against disease?

• Phosphorus

• Nitrogen

• Potassium

What do plants need in order to grow and survive? Check all that are true.

• Water

• Soil & nutrients

• fruits

• Air

• light

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Photosynthesis is the process plants use to

• get water

• make fruit

• make food

Tags

NGSS.MS-LS1-6