Food Safety and Growth in Space

What is one reason why astronauts rely on processed food in space?

• It is more nutritious than fresh food.

• It is simple to eat and easy to transport.

• It contains more vitamins than fresh food.

• It tastes better than fresh food.

What is the purpose of growing fresh food in space according to the text?

• To reduce the cost of space missions.

• To provide astronauts with more variety and essential micronutrients.

• To make space missions shorter.

• To eliminate the need for processed food entirely.

What is the name of the growth chamber used on the ISS to grow lettuce?

• Greenhouse

• Hydroponics

• Veggie

• Space Farm

Why is it important to avoid contaminated food in space?

• It can spoil quickly in space.

• The immune system doesn’t work as well in space.

• It is difficult to clean in space.

• It can attract pests in space.

What was the purpose of using Veggie to grow red romaine lettuce on the ISS?

• To test the effects of zero gravity on plant growth

• To compare ISS-grown lettuce with ground-grown lettuce

• To produce food for astronauts

• To study the color change in lettuce

Which pathogens were the lettuce samples tested for after returning to Earth?

• E. coli and Listeria

• Salmonella and Listeria

• E. coli and Salmonella

• Listeria and Botulism

What was determined about the nutrient content of the lettuce samples?

• ISS-grown lettuce had more nutrients

• Ground-grown lettuce had more nutrients

• No differences in nutrient content were found

• Nutrient content varied significantly between samples

What was a significant finding regarding bacteria and fungi on the lettuce leaves?

• Ground-grown leaves had more bacteria and fungi

• ISS-grown leaves had more bacteria and fungi

• Both had equal amounts of bacteria and fungi

• No bacteria and fungi were found on the leaves

What did the study show about growing food on the ISS?

• It is impossible to grow food on the ISS.

• It is possible to grow food on the ISS that is safe for astronauts to eat.

• Food grown on the ISS is always contaminated.

• Only certain types of food can be grown on the ISS.

What was surprising about the ISS-grown lettuce?

• It had no bacteria or fungi.

• It had greater amounts of bacteria and fungi than expected.

• It was completely inedible.

• It grew faster than expected.