Leaf Sensor

Leaf Sensor

Assessment

Interactive Video

Science, Other, Physics

11th Grade - University

Hard

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Quizizz Content

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The video discusses a leaf sensor developed by Agrihouse with NSF support, which measures plant water needs by detecting leaf contraction. Originally intended for Mars missions, the sensor has significant Earth applications, reducing water usage by 25% in tests. It offers potential savings for farmers and greenhouse owners, with ongoing development of a wireless version. The technology aims to conserve water, a critical resource, by optimizing irrigation.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the leaf sensor developed by Agrihouse?

To measure the growth rate of plants

To detect pests on plants

To measure water deficit stress in plants

To monitor soil quality

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the original purpose of developing the leaf sensor technology?

To improve crop yield on Earth

To assist astronauts in farming on Mars

To reduce the cost of farming equipment

To enhance plant growth in greenhouses

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How much water usage reduction was observed during the testing of the leaf sensors on a Colorado research farm?

25%

15%

30%

10%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one of the potential economic benefits of using the leaf sensor technology in Colorado?

Increased crop yield by 50%

Savings of up to $100 million for farmers

Doubling the size of farms

Reduction in labor costs by 40%

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of developing a wireless version of the leaf sensor?

It allows for remote monitoring and instant feedback

It increases the size of the sensor

It reduces the cost of the sensor

It improves the accuracy of the sensor