Introduction to Ecology: Biodiversity, Ecosystems, Climate, and Population Growth

What does 'density' refer to in a population context?

Statistical study of populations

Movement of individuals into a population

Measurement of population per unit area or unit volume (correct)

Number of individuals in an area

Which factor is known to increase as population size increases?

Immigration

Density-independent factors

Density-dependent factors (correct)

Emigration

What is 'dispersion' in the context of a population?

Spatial pattern of individuals in a population relative to one another (correct)

Movement of individuals out of a population

Number of individuals in an area

Statistical study of populations

'Demography' is the statistical study of _____.

Populations Signup and view all the answers

What does biodiversity refer to in an ecosystem?

Number of different species Signup and view all the answers

According to Sir Arthur George Tansley, what makes up an ecosystem?

Both living and nonliving factors Signup and view all the answers

What distinguishes diversity of genes from genetic variability?

Diversity refers to number of genes, variability to genetic characteristics Signup and view all the answers

What example best illustrates the diversity of ecosystems?

Lakes, ponds, rivers, rocky coast, sand dune Signup and view all the answers

What is the meaning of the word 'Ecology'?

The study of interrelationship of different organisms with each other and with their environment Signup and view all the answers

Why is it important for humanity to understand its environment according to the text?

To prevent negative impacts from technology and overexploitation Signup and view all the answers

What does Biodiversity refer to from the text?

The number of species in a specific region or ecosystem Signup and view all the answers

What are some dimensions mentioned in Ecology according to the text?

Social, political, and economic Signup and view all the answers

Introduction to Ecology: Biodiversity, Ecosystems, Climate, and Population Growth

Questions and Answers

What does 'density' refer to in a population context?

Which factor is known to increase as population size increases?

What is 'dispersion' in the context of a population?

'Demography' is the statistical study of _____.

What does biodiversity refer to in an ecosystem?

According to Sir Arthur George Tansley, what makes up an ecosystem?

What distinguishes diversity of genes from genetic variability?

What example best illustrates the diversity of ecosystems?

What is the meaning of the word 'Ecology'?

Why is it important for humanity to understand its environment according to the text?

What does Biodiversity refer to from the text?

What are some dimensions mentioned in Ecology according to the text?

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