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How many people are there in the world now?
Seven billion
What message does the writer want readers to remember at the end of the text?
→ The future of farming is inside cities, not only in open fields.
Why might indoor farming become more important in crowded cities?
→ Because it produces food without needing large areas of land.
What does the phrase “grow it here, eat it here” suggest?
→ Food should be grown close to where people live.
Why is aeroponics especially effective in saving water?
→ Because most of the water is reused instead of being absorbed by soil.
How does technology change the role of farmers in indoor farms?
→ Farmers manage systems instead of depending on natural conditions.
What problem does indoor farming solve besides food shortage?
→ Environmental pollution caused by traditional farming.
Why is vertical farming described as “sustainable”?
→ Because it uses less water, less energy and fewer chemicals.
What role does consistency play in faster food production?
→ It allows plants to grow without stress, so they develop faster.
How does growing food inside cities reduce environmental damage?
By reducing long-distance transportation and energy use.
Why does the writer mention droughts and insects when talking about indoor farming?
To show that indoor farms are protected from common outdoor farming risks.
Why is Caleb’s work important now?
 
Because of a global food crisi
 
Because people eat less
 
Because cities are smaller
 
Because food is cheaper
What is one result of consistent growing conditions?
 
Crops grow better
 
Crops need more soil
 
Crops grow less
 
Crops taste worse
Why does Caleb use computer technology?
 
To control growing conditions
 
To transport food
 
To sell crops
 
To study insects
What does hydroponics use instead of soil?
 
Water with nutrients
 
Pure water
 
Soil
 
Air
In aeroponics, how do plants get nutrients?
 
From nutrient-filled mist
 
From soil
 
From insect
 
From sunlight
Which of the following is a type of vertical farming?
 
Aeroponics
 
Organic farming
 
Animal farming
 
Organic farming
What does Caleb want to change?
 
The way people think about farms
 
The way people cook food
 
The way people build cities
 
The way people use water
What percentage of the world’s population will live in cities by 2050?
 
80%
 
50%
 
90%
 
70%
According to the text, how should our idea of a “farm” change?
We should think of farms inside cities.
What makes indoor farm food fresh and organic
It is grown without pesticides.
Why don’t indoor farms depend on large equipment?
Because they are inside and more compact.
How does vertical farming help save water?
By reusing most of the water.
Give one negative effect of traditional farming mentioned.
It can damage soil or pollute water.
Why will the world need to produce more food?
Because the population will grow to nearly nine billion.
How does indoor farming affect the taste of crops?
It makes crops taste better.
Name two things technology helps control in indoor farms.
Light and temperature.
What is the main difference between aeroponics and hydroponics?
Aeroponics uses mist, while hydroponics uses nutrient-rich water.
Why do we need to consider indoor farming in the future?
Because more people will live in cities and food demand will increase.
Indoor farms do not use pesticides.
True – Crops are grown without pesticides.
Chemicals used in farming can pollute water.
True – Chemicals run into bodies of water.
Traditional farming never harms the land.
False – Over-used soil loses nutrients.
The world’s population will increase in the future.
True – It will grow from seven to nearly nine billion.
Crops in indoor farms grow slower than in traditional farms.
False – They grow four to five times faster.
Technology helps control light, temperature and water.
True
Caleb uses computer technology to control his crops.
True
In hydroponics, plants are grown in nutrient-rich water.
True
Aeroponics uses soil to help plants grow.
False – Aeroponics grows plants without soil.
Vertical farming is one of the main ideas in the reading.
True – The article focuses on vertical farming.
Caleb wants to bring farms into rural areas.
False – He wants to bring farms into cities.
Caleb Harper is an urban agriculturalist.
TRUE
When people hear the word “farm”, they usually think of a city building. (T/F)
False – They usually imagine a large open space.
The article says we should think about indoor farming in the future. (T/F)
True – Indoor farming is suggested as a solution.
By the year 2050, most people will live in cities. (true/false)
True – The text says 80% of the world’s population will live in cities.
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