1. What is the purpose of the caps manufactured for the hippo roller?
To keep the roller from rolling downhill too fast
To provide shade for the roller's users
To serve as handles for carrying the roller
To seal the roller and prevent spills
2. What is the key factor in selecting the right fungus for MycoBoard production?
The fungus's ability to make mushrooms
The fungus's ability to grow roots quickly
The fungus's resistance to contamination
The fungus's taste when cooked
3. What is the purpose of squeezing the mix between two sheets of hemp in a square mold in the MycoBoard production process?
To make the boards smell like mushrooms
To make the boards softer and more comfortable
To strengthen and fuse the mushroom roots with the plant fibers
To create a unique pattern on the boards
4. What is the purpose of quenching the red-hot blade in a tank of oil?
To make the blade rust-resistant
To shape the blade into its final form
To cool the blade rapidly and harden it
To sharpen the blade
5. What makes the hippo roller container safe and functional for its purpose?
Its small opening that only allows adults to use it.
Its ability to shrink into small piece.
Its opening is large enough to be easily filled with liquid but small enough to prevent a child from crawling into it.
Its ability to float in water.
6. What was the primary challenge the designers faced when creating the hippo roller?
The challenge was making the roller lightweight.
The challenge was finding a suitable name for the roller.
The challenge was creating an attractive design.
The challenge was dealing with tough terrain and ensuring durability.
7.
After listening to the following sentence, choose the word or phrase that means the same as "take the strain."
shrink
swing into action
handle the pressure
evenly
8. What is the purpose of cooking the baby mushrooms in the MycoBoard production process?
To make them edible
To stop the growth process
To add flavor to the boards
To create a unique texture
9. What is the purpose of pouring Borax onto the hot metal during the forging process?
To make the metal cooler
To create a decorative pattern on the metal
To prevent the formation of iron oxide on the metal
To add flavor to the metal
10. What is the role of the shrinking process in the manufacturing of the hippo roller?
To help the barrels come out of the mold easily
To prevent the plastic from cooling too quickly
To make the plastic more durable
To add a protective coating to the roller
11.
After listening to the following sentence, choose the word that means the same as "cutting edge."
state of the art
flexible
stuff of legend
strong
12. What is the ideal condition for the growth of the fungus?
Cool and dark basement
Dry and sunny place
A location easily accessible to people
Damp and slightly acidic environment
13. How does Marcus create the distinct Damask pattern on the finished knife?
By using a chemical coating
By repeatedly re-assembling, hammering, and rolling the steel
By cooling the blade rapidly in oil
By grinding the blade with a special machine
14. Which of the following tools is NOT used by Marcus in the knife-making process?
Mechanical hammer
Rolling machine
Plasma coating machine
Tank of oil for quenching
15.
Choose the appropriate word to fill in the blank.
The worker used heat to ____ the pieces of metal together.
separate
fuse
divide
scatter
16. What does a perfect blade made by Marcus need to combine?
Weight and flexibility
Hardness and weight
Toughness and flexibility
Sharpness and hardness
17. In the sentence, "It took me a while to get a handle on the new software, but now I can use it effectively," what does "get a handle on" mean?
to struggle with the software
to understand and use the software effectively
to abandon using the software
to dislike the software
18.
After listening to the following sentence, choose the word that means the same as "harvest."
gather
plant
grow
water
19.
After listening to the following sentence, choose the word that means the same as "substance."
fiber
carrier
material
coating
20. Why does Ecovative Design produce MycoBoard?
To create the world's largest fungus
To develop fast-growing mushrooms
To make what they hope will be the building material of the future
To make dining chairs from mushrooms
21. How is rotational molding used in the manufacturing process of the hippo roller?
It shapes the roller barrels by pouring liquid plastic into molds.
It cools the roller barrels after they come out of the mold.
It heats the roller barrels in a paraffin oven.
It spins the barrel molds to evenly distribute plastic.
22. What is the ideal medium for growing the fungus in MycoBoard production?
Industrial chemicals
Agricultural waste
Recycled plastic
Concrete
23. What benefit does the hippo roller bring to people like Justine in the village of Vongacrall?
It provides entertainment and fun.
It allows them to carry even more water on their heads.
It saves them time and energy for other activities.
It makes them appreciate the value of heavy lifting.
24. What is the main purpose of the hippo roller?
To transport heavy machinery
To provide clean water to communities
To roll down hills for fun
To test the durability of materials
25.
After listening to the following sentence, choose the word or phrase that means the same as "evenly."
flexible
clever
unique
equally
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