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Exploring the Roots of Evolution

Authored by Sergey Kolomiyets

Biology

10th Grade

Used 2+ times

Exploring the Roots of Evolution
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18 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the term for the process by which organisms better adapted to their environment tend to survive and produce more offspring?

Genetic drift

Natural selection

Gene flow

Mutation

Answer explanation

Natural selection is the process by which organisms better adapted to their environment survive and produce more offspring. It is a key mechanism of evolution.

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Who is credited with the theory of natural selection?

Gregor Mendel

Charles Darwin

Alfred Russel Wallace

Jean-Baptiste Lamarck

Answer explanation

Charles Darwin is credited with the theory of natural selection. He proposed that species evolve through the process of natural selection, where individuals with favorable traits are more likely to survive and reproduce.

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is a cladogram?

A chart showing the timeline of species extinction

A diagram that shows the evolutionary relationships among a group of organisms

A record of the number of mutations in a gene pool

A map of where fossil records have been found

Answer explanation

A cladogram is a diagram that shows the evolutionary relationships among a group of organisms.

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following best describes the fossil record?

A DNA database of all living organisms

A collection of myths about ancient creatures

The total number of fossils found and the information they provide about past life

A list of all the species currently living on Earth

Answer explanation

The fossil record refers to the total number of fossils found and the information they provide about past life.

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What does a node on a cladogram represent?

The end of a species

A common ancestor shared by the lineages branching from it

A random mutation event

The start of a new species without any ancestors

Answer explanation

A node on a cladogram represents a common ancestor shared by the lineages branching from it. It signifies the point where different species diverged from a common ancestor.

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following is a key component of natural selection?

All individuals must survive to reproduce

There must be no variation between individuals in a population

Organisms must be able to develop new traits during their lifetime to adapt

There must be variation among individuals in a population

Answer explanation

Natural selection requires variation among individuals in a population.

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the term for the preserved remains or traces of organisms that lived in the past?

Artifacts

Fossils

Relics

Specimens

Answer explanation

Fossils are the preserved remains or traces of organisms that lived in the past.

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