Hydroponic Systems and Techniques

Hydroponic Systems and Techniques

Assessment

Interactive Video

Science

6th - 7th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video provides an overview of hydroponic systems, explaining why they are less common compared to traditional gardening methods. It covers starting plants from seeds or seedlings, setting up the system using coolers, and transplanting plants as they grow. The video also details how to prepare nutrient solutions and discusses the benefits and maintenance of hydroponic systems, such as reduced pests and diseases.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why did the narrator initially avoid making many hydroponic videos?

Most people prefer traditional gardening methods.

Hydroponics is too complex to explain.

Hydroponics is not effective.

The narrator doesn't have enough experience.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What materials can be used to start plants in a hydroponic system?

Rock wool and perlite

Soil and compost

Sand and gravel

Clay and peat

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why does the narrator use plastic bags inside the coolers?

To prevent water leakage

To enhance root growth

To add nutrients

To keep the plants warm

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final resting place for the plants in the hydroponic system?

A large pot

A styrofoam cooler

A wooden box

A glass jar

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct order for mixing the nutrient solution?

Epsom salt, master blend, calcium nitrate

Calcium nitrate, master blend, epsom salt

Master blend, epsom salt, calcium nitrate

Epsom salt, calcium nitrate, master blend

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is nutrient lock and how can it be avoided?

A condition where nutrients are unavailable; mix in the correct order

A condition where plants grow too fast; use less water

A condition where leaves yellow; add more sunlight

A condition where roots rot; increase aeration

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the narrator ensure the tap water is safe for plants?

By boiling it

By letting it aerate for a day

By adding chemicals

By filtering it

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