Question 50 How does DDT endanger bird species? It slows the maturation of chick
ID: 83743 • Letter: Q
Question
Question 50
How does DDT endanger bird species?
It slows the maturation of chicks
Causes sterilization of females
Causes fatal damage to the liver
Causes production of thin, fragile eggs
Destroys required nesting habitats
Question 51
What causes the solar heating of Earth to have seasonal variations?
The Coriolis Effect
It is the will of the force
The tilt of the Earth s axis from the sun
The length of the Earth s rotation
Earthquakes and tsunamis in Japan
Question 52
From the list that follows choose the adaptation characteristic of K-selected populations.
Late age of first reproduction
Thousands of offspring in a short amount of time
High mortality rate
Little to no parental care
Shorter lifespan
Question 53
In addition to births , what other additive factor will contribute to growth in a population?
emigration
migration
phenotype
death
immigration
Question 54
Zero population growth is achieved by replacement reproduction (each couple producing only two children).
True
False
Question 55
The Natural Farming and Back-to-the-Land Association was founded in _____________________.
France
United States
Germany
England
Canada
Question 56
One of the greatest expanses of plastic debris has collected ________________.
in the north Pacific gyre
in the Gobi Desert
on the continent of Antarctica
in the Amazon Rainforest
in the Rocky Mountains
Question 57
Genetic drift is _____.
an important microevolutionary mechanism in large populations
is caused by mutations
highly adaptive
more likely to have an impact on small metapopulations
the mechanism by which new alleles originate
Question 58
Algae can produces hydrocarbon fuels that can be directly turned into all of the following EXCEPT:
biodeisel
ethanol
gasoline
jet fuel
Question 59
The various endemic cichlid species of Lake Victoria have suffered losses in their population numbers and species due to the introduction of
a new ectoparasite that lives on the gills.
a new algae species.
the Nile crocodile.
the Nile perch.
a fish hawk.
It slows the maturation of chicks
Causes sterilization of females
Causes fatal damage to the liver
Causes production of thin, fragile eggs
Destroys required nesting habitats
Explanation / Answer
50) How does DDT endanger bird species?
Causes production of thin, fragile eggs
DDT(Dichlorodiphenyltrichloroethane) is known for insecticidal properties and severe environmental impact. When this insecticide is sprayed on the plants, the plants are saved from the insects but when birds feed on these plants they consume this insecticide. The consumption of this insecticide it alters the calcium concentration which leads to formation of weak and fragile eggs.
Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.