CES Ecosystem Management & Sustainability Practices 3

Question 1

Which term describes the restoration of ecosystem services and functions on severely degraded lands, such as abandoned mine sites?

Accepted Answer

Ecological restoration

Answer

Ecological restoration actively aids the recovery of ecosystems that have been degraded, damaged, or destroyed.

Question 2

The concept of 'ecosystem services' classifies the benefit of natural pollination by bees as which service type?

Accepted Answer

Regulating service

Answer

Pollination is a regulating service because it regulates biological processes (crop production) rather than directly providing material goods.

Question 3

A life cycle assessment (LCA) evaluates environmental impacts:

Accepted Answer

From raw material extraction through end-of-life disposal

Answer

LCA examines all environmental impacts across a product's entire life cycle, from cradle to grave (or cradle to cradle).

Question 4

Under the Clean Water Act Section 404 program, compensatory mitigation can be achieved through which mechanism?

Accepted Answer

Buying credits from an approved wetland mitigation bank

Answer

Section 404 compensatory mitigation allows permittees to purchase credits from approved mitigation banks to offset unavoidable wetland impacts.

Question 5

Which fire management strategy involves intentionally burning vegetation under controlled conditions to reduce fuel loads?

Accepted Answer

Prescribed burning

Answer

Prescribed (controlled) burning deliberately uses fire under specific weather and fuel conditions to reduce accumulated fuels and restore fire-dependent ecosystems.

(CES) Certified Environmental Scientist Practice Test

(CES) Certified Environmental Scientist Practice Test

CES Ecosystem Management & Sustainability Practices 3