EVOLUTION - M\C questions PART 1

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EXAM REVISION BOOKLET (Q 1.1 - 1.15)

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1.1 Lamarck's "laws" of use and disuse and inheritance of acquired characteristics were ... *

rejected, because only characteristics that benefit offspring can be inherited.

not rejected, because evidence shows that acquired characteristics can be inherited.

rejected, because only characteristics that are coded for in the DNA can be inherited.

not rejected, because Darwin's theory supports Lamarck's ideas

1.2 The theory of evolution by natural selection was first described by ... *

Gregor Mendel

Watson and Crick.

Jean Baptiste de Lamarck.

Charles Darwin.

1.3 Study the list below. Which ONE of the combinations of the above can be used as evidence for evolution? *

1, 2 and 3 only

1, 2, 3 and 4

2, 3 and 4 only

1, 3 and 4 only

1.4 A phylogenetic tree represents . *

the number of species on Earth

only species that belong to the same genus.

only organisms that are now extinct

possible evolutionary relationships.

1.5 The modern human skull ... *

has small canines

has pronounced brow ridges

is prognathous

has a U-shaped arrangement of teeth on each jaw

1.6 A trait that has a range of phenotypes is an example of ... *

continuous variation

discontinuous variation

complete dominance

codominance

1.7 Which ONE of the following represents the correct order for the evolution of modern humans? *

1.8 Which ONE of the following represents a trend in human evolution? *

More developed brow ridges

Increased size of the canines

More developed cranial ridges

More forward position of the foramen magnum

1.9 Refer to the diagram below. Which ONE of the following is the most appropriate conclusion that can be made from the phylogenetic tree?

ii is a common ancestor of X an Y only

i is a common ancestor of W and X only

W and X are more closely related than X and Y

X and Y belong to the same species

Clear selection

1.10 Artificial selection in farm animals over many generations has produced changes. These changes are mostly due to ... *

random mating

gene mutations in each generation

improved traits for survival

breeding of selected animals

1.11 *

1.12 A possible explanation for an observation that can be tested is known as a ... *

fact

law

theory

hypothesis

1.13 Refer to the diagram below. The two groups of dinosaurs with the most characteristics in common are ... *

Triceratops and Pachycephalosaurus

Parasaurolophus and Triceratops

Stegasaurus and Parasaurolophus

Plateosaurus and Stegosaurus

1.14 Which ONE of the following statements is CORRECT for the " OUT OF AFRICA" hypothesis? *

All modern humans originated in Africa and migrated to other parts of the world.

All modern humans evolved from African apes and then migrated to other parts of the world.

The most developed artefacts (tools, cutlery, art) were found in Africa.

An analysis of mutation of the mitochondrial DNA shows that the oldest male ancestors were located in Africa.

1.15 Refer to the graph below. The type of evolution represented below is ... *

speciation

inheritance of acquired characteristics

punctuated equilibrium

artificial selection

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