

Hydroponics Techniques and Practices
Interactive Video
•
Biology, Science, Life Skills
•
5th - 8th Grade
•
Practice Problem
•
Hard
Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a cost-effective alternative to expensive hydroponic materials?
Hydrogen
Net cups
Pool noodles
Rock wool
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the benefit of letting bok choy go to seed?
It reduces the need for nutrients.
It increases the plant's size.
It enhances the flavor of the leaves.
It provides seeds for future planting.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in replacing old plants in hydroponics?
Remove old plants
Cut pool noodles
Add new nutrient solution
Plant new seeds
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many sections can you cut from an average pool noodle?
24
36
48
60
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be placed in the middle of the pool noodle to support microgreens?
Bio straight
Cotton
Rock wool
A small piece of the noodle
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main advantage of using pool noodles in hydroponics?
They are reusable and cost-effective.
They provide better aeration.
They enhance nutrient absorption.
They are biodegradable.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the recommended number of microgreens to plant in each pool noodle section?
One
Two or three
Four or five
Six or seven
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