A species that is still abundant in its natural range, but because of declining endangered in the near future is called.

• threatened species

• endangered species

• keystone species

• biologically extinct species

The five basic types of interactions between species are

• interspecific,competition,parasitism,predation, mutualism, and commensalism

• parasitism, ,predation, mutualism, logistic growth, and commensalism

• predation, mutualism, commensalism, exponential growth, and resource practitioning.

• competitive exclusion, parasitism, predation, mutualism, and abiotic factors

Environmental science is an interdisciplinary area of the study that deals with all of the following except.

• politics

• economics

• ethics

• all of these are correct

Science is an approach to studying the supernatural world that involves formulating hypothesis.

• True

• False

An ecosystem is

• the transition zone between grassland and dessert.

• a group of interactive species and environment.

• a body of freshwater.

• the lowland area on either side of a river.

Today, mass extinction is going on at an alarming rate and is principally caused by:

• Meteorites hitting the earth

• Human activties

• Climatic change

• Pest and predator control

Which of the following can cause an animal to become endangered?

• Habitat destruction

• Pollution

• Hunting

• All of the above

What do you call the agency that responsible for the conservation, management, and development of the country's environment and natural resources.?

• DFA

• DENR

• DTI

• DOST

Hazardous waste storage container must be:

• Labeled with "Hazardous Waste".

• Keep closed at all times.

• Properly closed.

• All the above.

The law aims to achieve and maintain clean air that meets the National Air Quality guideline values for criteria pollutants, throughout the Philippines, while minimizing the possible associated impacts to the economy.

• REPUBLIC ACT 6969 TOXIC SUBSTANCES

• PRESIDENTIAL DECREE 1586 ENVIRONMENTAL IMPACT

• REPUBLIC ACT 8749 PHILIPPINE CLEAN AIR ACT OF 1999

• None of the above.