What On Earth Are We Going To Do About Food Flashcards
By 2050 the human population will probably increase by nearly—
A two thirds B a fifth. C a quarter. D a third
D
By 2050 the human population will—
A rise by about 30%
B be there times greater
C increase by nearly a third
D a and c
D
We have only a small amount of— to produce the food we will need
A cotton and corn
B land and water
C crops and grassland
D hydroponics and gm
B
The Oklahoma dust bowl was— over a century ago
A an ancient desert
B a new farmland
C an ancient grassland
D woodland
C
After the hot droughts most of the dust were carried away in dust storms and finally fell into —
A Oklahoma dust bowl
B the American Great Plains
C Staten Island ferry
D the Atlantic
D
Millions of people left Oklahoma because—
A the land could grow nothing
B a farming had never been succeeded there
C the dust storms were terrible
D they wanted to live in a new life
A
If only the farmers had used less intensive techniques—
A the disaster might largely have been avoided
B farmland would have been destroyed
C farmers could have grown crops without soil
D none of them
A
With the use of genetically modified crops scientists can create plants that—
A produce more fruit
B resist diseases
C use less water
D all of them
D
Scientists can now add useful genes from one plant to another to —
A create new farm lands
B grow plants in liquids
C use intensive techniques
D create new plants
D
With the use of gm the scientists can create plants that produce more fruit that—
A resist disease
B grow plants in liquid
C use less water
D a and c
D
There are worries that — could reproduce with artificial gm crops
A corn
B weeds
C cotton
D grass and cotton
B
With the use of hydroponic we —
A can eat less meat and more vegetables
B will face a food crisis
C can grow our crops in a million places without soil
D cannot grow crops in huge containers
C
With hydroponic we can now grow crops in —
A Oklahoma
B deep space
C many places without soil
D salt water
C
Hydroponic is —
A growing plants in liquids
B overusing land
C farming land unsustainably
D none of them
A
