HUMAN POPULATION GROWTH: CRASH COURSE ECOLOGY #3

WHAT IS THE R SELECTION THEORY?

• ORGANISMS THAT AIM FOR EXPONENTIAL GROWTH

• ORGANISMS THAT ONLY REPRODUCE WHAT THE HABITAT CAN HOLD

• ORGANISMS THAT AIM FOR NO GROWTH

• ORGANISMS THAT AIM FOR 50% GROWTH

Tags

NGSS.HS-LS4-2

WHAT IS THE K SELECTION THEORY?

• ORGANISMS THAT AIM FOR EXPONENTIAL GROWTH

• ORGANISMS THAT REPRODUCE FOR WHAT THE HABITAT CAN HANDLE

• ORGANISMS THAT AIM FOR 50% GROWTH

• ORGANISMS THAT AIM FOR NO GROWTH

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

THE SPECIES THAT REPRODUCE IN A WAY THAT LEADS TO VERY FAST GROWTH ARE CALLED...

• R-SELECTED

• K-SELECTED

• P-SELECTED

• Z-SELECTED

Tags

NGSS.HS-LS4-2

THESE SPECIES ONLY MAKE A FEW BABIES IN THEIR LIFETIME AND THEY INVEST IN THEM HEAVILY...

• K-SELECTED

• R-SELECTED

• P-SELECTED

• Z-SELECTED

Tags

NGSS.MS-LS4-4

WHICH CATEGORY DO HUMANS FIT INTO?

• R-SELECTED SPECIES

• K-SELECTED SPECIES

• Z-SELECTED SPECIES

• P-SELECTED SPECIES

WHICH ARE THE WAYS THAT HUMANS HAVE REDUCED THEIR LIMITING FACTORS?

• INCREASED FOOD PRODUCTION

• MEDICAL ADVANCES

• SEWAGE SYSTEMS

• ALL OF THE ABOVE

WHAT IS THE CARRYING CAPACITY OF THE HUMAN POPULATION?

• NOBODY KNOWS

• 11 BILLION

• 15 BILLION

• 20 BILLION

Tags

NGSS.HS-LS2-1

WHAT IS THE AVERAGE ESTIMATE OF THE CARRYING CAPACITY FOR HUMANS?

• 10 - 15 BILLION

• 15 - 20 BILLION

• 20 - 25 BILLION

• 25 - 30 BILLION

Tags

NGSS.HS-LS2-1

A CALCULATION OF HOW MUCH LAND & HOW MANY RESOURCES A PERSON ON THE PLANET REQUIRES TO LIVE.

• ECONOMIC FOOTPRINT

• ECONOMICS

• ECONOMIC HAND PRINT

• ECONOMIC FOOD SUPPLY

Tags

NGSS.MS-ESS3-4

BIOLOGISTS SAY THAT WE ARE CURRENTLY LIVING THROUGH THE BIGGEST...

• EXTINCTION EVENT

• BABY BOOM

• SOLAR FLARES

• EXTINCTION DECLINE

Tags

NGSS.HS-LS4-5