Feeding a Growing Planet Quiz

What is the projected population of the planet by the year twenty-forty?

• Seven billion

• Eight billion

• Ten billion

• Nine billion

What percentage of the world's food is produced under irrigation?

• One-third

• One-quarter

• Two-thirds

• One-half

How many lives have been claimed by droughts in the last 35 years?

• More than 1 million

• Around 500,000

• Around 250,000

• Less than 100,000

What have researchers discovered about wild tomatoes near the ocean?

• They cannot be grown with seawater irrigation

• They are not affected by seawater

• They are smaller than domesticated tomatoes

• They have salinity tolerance

What is the aim of breeding wild tomatoes with salinity tolerance into domesticated tomatoes?

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What is the potential contribution of quinoa to food production globally?

• It can be a source of medicine

• It can be a source of clothing material

• It can be used for biofuel production

• It can be a staple crop

What traits are researchers trying to discover in quinoa for developing crops that can grow in hot, salty environments?

• Cold tolerance and drought tolerance

• Heat tolerance and salt tolerance

• Fast growth and high yield

• Pest resistance and disease resistance

What farming technique is being used to develop crops that can tolerate seawater irrigation?

• Hydroponics

• Vertical farming

• Crop rotation

• Genetic modification