bio revision

bio revision

12th Grade

20 Qs

quiz-placeholder

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bio revision

bio revision

Assessment

Quiz

Biology

12th Grade

Practice Problem

Easy

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does SDI stand for in ecology?

Species Diversity Index

Species Distribution Index

Species Density Index

Species Development Index

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the Lincoln Index formula, what does 'n' represent?

Number of individuals captured the second time

Number of individuals initially captured and marked

Total number of individuals in a particular species

Total number of organisms in the dataset

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the Lincoln Index formula, what does 'm' represent?

Number of individuals that was initially marked

Number of individuals captured the second time

Total number of individuals in a particular species

Total number of organisms in the dataset

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the term 'species evenness' refer to?

The distribution of the total abundance between species in a community

The total number of species in a specific area

The number of times a species occurs in samples

The diversity of species in an ecosystem

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are abiotic factors in an ecosystem?

Living components that organisms must adapt to

Non-living components that organisms must adapt to

Factors that do not influence species survival

Components that are not measurable

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does increased predator population lead to among individuals?

Interspecific competition

Intraspecific competition

Symbiotic relationships

Mutualism

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common result of interspecific competition?

Increased cooperation

Reduced population numbers

Formation of new species

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