Plz me, i need this ! the graphs show the trends in the biodiversity of land-based life and marine-based life. choose the answer that best fits the graph.
a. biodiversity is increasing in unprotected areas and decreasing in protected areas.
b. the sustainability of ecosystems is decreasing regardless of protected areas.
c. the sustainability of ecosystems is increasing more in protected areas.
d. biodiversity is stable for marine-based life but is not stable for land-based life.

The Correct Answer was

B. the sustainability of ecosystems is decreasing regardless of protected areas.

100% correct Answers

Question 1

Which kind of organism obtains energy only from producers?

herbivores  

Question 2

Which of the following best describes a population?

members of the same species living in the same place at the same time

Question 3

Which of the following describes soil and temperature in an ecosystem?

abiotic factors  

Question 4

A forest fire wipes out all of the plant life in an area, causing the animals to leave. The ground becomes a mixture of soil and ashes. Which order of succession is most likely to occur in the area?

grasses → shrubs → softwood trees → hardwood trees

Question 5

After a town is abandoned, the concrete parking lots remain empty and inactive for hundreds of years. What is the most likely order of ecological succession in that area?

lichens → grass → shrubs → trees

Question 6

The graphs show the trends in biodiversity of land-based life and marine-based life. Choose the answer that best fits the graph.  

the sustainability of ecosystems is decreasing regardless of protected areas.

Question 7

Read the passage "Easter Island Palm." Choose the answer below that best fits the problem on Easter Island.  

EASTER ISLAND PALM

In the 1400s, the Easter Island palm became extinct due to overharvesting. Reproduction was nearly impossible because islanders introduced rats when they first arrived. These rats ate the Easter Island palm seeds, preventing the Easter Island palm from flourishing. With the disappearance of the palm, the islanders could no longer build the boats they needed for fishing.

a decrease in the temperature, leading to decreased biodiversity

Question 8

The primary reason that the human population has grown rapidly over the past 100 years is that there has been

an increase in food supplies and better access to clean water.

Question 9

Which of the following would cause a decrease in a population's size?

emigration  

Question 10

Decisions made by the current generation

can open or limit possibilities of future generations.  

Question 11

In order to feed the growing population, scientists have found ways to increase the yield of a crop. What does the term yield mean?

Amount of food produced in an area.  

Question 12

Which factor can cause secondary succession?

clear cutting  

Question 13

What is the role of a pioneer species in primary succession?

to create the soil  

Question 14

The number of rhinoceroses has decreased to near extinction. How are rhinoceroses classified under the Endangered Species Act?

endangered  

Question 15

Lions live in groups called prides. Lion populations would most likely fall in which category of population distribution?

clumped

oak trees? ? what was listed

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