MCVSD Environmental Science & Natural Resources 3

Question 1

What is the primary purpose of a buffer zone along a stream or river?

Accepted Answer

To filter runoff and protect the waterway from pollutants and erosion

Answer

To create recreational fishing areas

Answer

To provide habitat only for migratory birds

Answer

To mark property boundaries between landowners

Question 2

Which of the following is an example of a biotic factor in an ecosystem?

Accepted Answer

Predatory fish

Answer

Temperature

Answer

Soil pH

Answer

Amount of sunlight

Question 3

What gas do plants absorb during photosynthesis?

Accepted Answer

Carbon dioxide (CO2)

Answer

Oxygen (O2)

Answer

Nitrogen (N2)

Answer

Hydrogen (H2)

Question 4

Which practice best reduces soil erosion on a steep agricultural slope?

Accepted Answer

Contour plowing across the slope

Answer

Deep tilling before planting

Answer

Removing all vegetation between crops

Answer

Increasing irrigation water flow

Question 5

What does 'sustainability' mean in the context of natural resource management?

Accepted Answer

Meeting present needs without compromising future generations' ability to meet theirs

Answer

Using resources as fast as possible before they run out

Answer

Eliminating all human use of forests and oceans

Answer

Focusing solely on economic growth over environmental concerns

Question 6

Which ocean zone receives enough sunlight to support photosynthesis?

Accepted Answer

Photic zone

Answer

Abyssal zone

Answer

Bathypelagic zone

Answer

Hadal zone

Question 7

What is the main environmental concern associated with hydraulic fracturing (fracking)?

Accepted Answer

Contamination of groundwater and induced seismic activity

Answer

Increased deforestation of national parks

Answer

Destruction of coral reefs due to chemical spills

Answer

Reduction in solar panel efficiency near drilling sites