The alter of genes or inserting new genes into organism's cells?
What is genetic engineering.
100
What are the three main types of organic molecules in all food?
What are carbohydrates, protiens, and lipids.
100
A pesticide used in the 1940’s to kill mosquitoes that cause malaria and the lice that spread typhus, which saved millions of lives?
What is DDT.
100
The solid rock layer below the soil is called...
a) subsoil
b) the zone of leaching
c) rock particles
d) bedrock
What is bedrock.
200
How much potential food harvest, worldwide, do pests destroy?
What is one third of the overall harvest.
200
What was the first whole food to be genetically engineered?
What is a tomato.
200
What does the human body use food for?
What is a source of energy.
200
A mixture of decomposing organic matter, such as manure and rotting plants that is used as fertilizer and soil conditioner?
What is compost.
200
What is NOT an example of biological pest control?
a) pathogens
b) chlorinated hydrocarbons
c) Bt or bacillus thuringensis
d) pheromones
What is YAY
300
What percent of crops are destroyed by insects and other pests?
What is 13%.
300
What is the name of this tomato?
What is the Flavr Savr.
300
They are fats and oils?
What is a lipid.
300
A disorder of nutrition that results when a person does not consume enough of each of the nutrients that are needs by the human body?
What is malnutrition.
300
Consuming insufficient nutrients results in which condition...
a) malnutrition
b) drought
c) desertification
d) resistance
What is malnutrition.
400
What are 2 specific examples of pests?
What are wasps, caterpillars, fungus, rats, weeds, or hornworms.
400
What are three benefits of genetically engineered products?
What is they last longer, add nutrients, and create more successsful crops.
400
Butter, margarine, vegetable oils or animal fats?
What are examples of lipids.
400
Are those who grow only enough food to feed their family?
What are subsistence farmers.
400
Which is NOT a method of preventing soil degradation...
a) contour plowing
b) farming with organic methods
c) irrigation
d) no-till farming
What is YAY
500
Any organism that occurs where you don’t want it or in large enough numbers to cause damage?
What is a pest.
500
What are three drawbacks to producing genetically engineered products?
What is they go against some religions, plant species may be introduced to the wild, they affect allergies.
500
Why do people starve?
What is because the world's population is increasing rapidly and more food is needed each year.
500
The process by which human activities or climatic changes make arid or semiarid areas more desert like.
What is desertification.
500
What is salanization?
a) a method of ridding the soil of harmful pests
b) the accumulation of salt in the soil
c) destroys the soil forever
d) a byproduct of desertifcation