Which of the following is not a negative impact species extinction?
With respect to the 472 endangered species, habitat-rich areas are concentrated to which areas in the US?
West Coast and Hawaii
Endangered species are
species considered in imminent danger of extinction
Which of these is not an impact of having more endangered species?
reduction of human population
What is not a reason to protect endangered species?
What are the most common factors leading to a species becoming extinct?
habit loss/ destruction due to loss of area or pollution
predidation- natural or intoduction of exotic species
disease- often brought by exotic species
overhunting- to feed or use as trophies
Why would someone oppose supporting an endangered species?
Someone with an opposing view on endangered species most likely represents someone in/ is in an industry that counts on the species for jobs, food, health, etc
What was the convention called that decided to limit the use of DDT worldwide?
Stockholm Concention on POPs
Which of the following is the best alternative to DDT?
insecticide infused bed nets
Malaria kills how many people per year?
What was the book called that brought national attention to DDT?
How many countries currently use DDT and which of the following answers lists a country that still uses DDT?
Give a supporting reason for each side of the DDT debate
DDT is very effective at killing mosquitoes, and therefore reducing transmission of Malaria, which is a disease that kills 1 million people annually
Research shows that DDT can have adverse health effects on humans and animals including cancer and other diseases, and also remains in the environment for long periods of time even after spraying has ceased (it is a POP)
Why was DDT first used and when was it created?
DDT was created in 1879 and used first in WWII to reduce the incidence of malaria and typhus among soilders and civilians. After the war it was sued as an insecticide in agriculture as well.
Students prefer to learn about contraceptives from
doctors and physicians
John D. Rockfeller did which of the following?
Traveled to Asian in the 1950s and started the population control discussion in the US
Who in the US government supports/ supported population control?
How many children were not born due to China’s one child policy?
Which of these is a reason people oppose population control methods?
What are some of the strategies that countries have used to limit population growth? Be sure to name the country.
Thailand’s public education about contraceptiives have made the topic less taboo to talk about
Provide one unintented consequence that occured from China’s one child policy.
higher population of males than females
Which of the following are all benefits of genetic modifcation on plants?