Plant Growth in Space Quiz

What problem did astronaut Mike Foale find with the plants on the Mir Space Station?

• The plants were not growing at all

• The plants were growing too fast

• The plants' stems were not growing upward

• The plants were too big

What is gravitropism?

• The process of plants growing towards light

• The process of plants taking cues from gravity

• The process of plants growing in water

• The process of plants growing in soil

What is the meaning of the word "voyage" as used in the text?

• A short trip

• A long journey

• A quick visit

• A short walk

Why is it tricky to grow plants in space?

• Because there is no sunlight

• Because there is no soil

• Because of the lack of gravity

• Because of the cold temperature

What was Dr. Musgrave's next concern after giving the plants more light?

• If the plants would grow taller

• If the plants would live to flower

• If the plants would need more water

• If the plants would need more soil

What did Dr. Musgrave think the space plants were starving for?

• Water

• Light

• Air

• Soil

What gas do plants take up from the air?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

What did Dr. Musgrave use to bring more air to the plants in space?

• A water pump

• A fan

• A heater

• A light bulb

Who was able to plant and grow the seeds produced by the plants in space?

• Dr. Musgrave

• Mike Foale

• An astronaut

• A scientist

What did Dr. Musgrave say was good news for long-term space travel?

• The plants growing taller

• The plants producing more seeds

• The plants needing less water

• The plants needing less light