Examlex
When local environmental conditions change,species may become extinct through background extinction.
Initial Episode
The first occurrence or manifestation of a situation, condition, or series of events.
Permanent
Having the quality of lasting indefinitely without change or decay.
Research
systematic investigation and study of materials and sources to establish facts and reach new conclusions.
Adolescence
The transitional stage from childhood to adulthood that includes physical, psychological, and social changes.
Q10: What is one reason for a population
Q46: When a country's GDP decreases,the per capita
Q58: What best describes most food chains and
Q77: During most of their existence,humans have been
Q88: Mountains suffer degradation of natural capital through
Q90: What happens during an El Niño-Southern Oscillation
Q99: Which letter in the diagram corresponds to
Q102: Which organism is an indicator? <br>A) a cockroach <br>B) a human <br>C) a
Q120: An ecosystem's nutrient cycle cannot be described.
Q172: Which letter in the diagram is the