environomental science ?’s help

i need help with the following questions. any help would be appreciated

Question 1
The chronically undernourished are usually receiving no more than _____ of the minimum caloric intake needed for normal growth and development.
Question options:
   
A)    10%
   
B)    70%
   
C)    20%
   
D)    30%
   
E)    50%

Question 2
Food Security
Question options:
   
1)    the ability to obtain sufficient food on a daily basis
   
2)    no one steals your lunch out of the refrigerator at work
   
3)    the long term outlook for food production
   
4)    receiving less than 90% of the minimum caloric intake needed for normal growth and development

Question 3
Food insecurity and poverty can contribute to obesity.
Question options:
   1) True
   2) False

Question 4
It is estimated that up to ____ of our current crop yields might be lost if we had no pesticides to protect them.
Question options:
   
A)    70%
   
B)    10%
   
C)    50%
   
D)    30%
   
E)    20%

Question 5

Sustainable agriculture

(choose all that apply)
Question options:
   

Promotes mega-farms that specialize in one particular crop.
   

Attempts to repair the damage caused by destructive practices.
   

Uses methods that are developed through scientific research.
   

Uses methods that are discovered in traditional cultures.
   

Attempts to produce food and fiber on a sustainable basis.
   

Seeks to lower prices for food on a global scale.

Question 6
Genetic engineering
Question options:
   
1)    is the splicing of a gene from one organism into the genome of another
   
2)    uses practices that lead to reduced tillage
   
3)    only produces new high-yield crops
   
4)    was developed through discoveries in traditional farming practices

Question 7

The purpose of genetic engineering of crop plants is to create plants that have

(choose all that apply)
Question options:
   

built in weed control
   

the ability to self-fertilize
   

a resistance to certain pests
   

a greater tolerance for drought

Question 8
Varieties of crop plants that are “High Responders” require
Question options:
   
1)    terrace farming
   
2)    very little in the way of inorganic fertilizers
   
3)    the splicing of a gene from one organism into the genome of another
   
4)    optimum levels of fertilizer, water, pesticides, light, etc.

Question 9
If the average person eats 3 kg of meat per week, how many kg of grain are required if the meat came from a cow?


Question options:
   
1)    60 kg
   
2)    3 kg
   
3)    22 kg
   
4)    12 kg

Question 10
Although both food production and nitrogen use increased, what does the graph tell us about their relationship?

Insert Figure
Question options:
   
1)    Both grew, but are now slowing down
   
2)    Population grew faster than fertilizer use
   
3)    They both grew at the same rate
   
4)    Fertilizer use grew faster than population

Fertilizer Use.jpg

used for question 10

Meat production.jpg

used for question 9

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