Classification & evolution multiple choice questions

Classification & Evolution

Total marks:0 / 16

1 of 16

Which option lists the three domains of life?

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2 of 16

Biologists use both phylogeny and classification to understand how different species are related.

What is a statement about phylogeny?

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3 of 16

Polar bears, Ursus maritimus, and giant pandas, Ailuropoda melanoleuca, both belong to the family Ursidae.

What is not true about the classification of polar bears and giant pandas?

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4 of 16

Organisms can be classified into taxa by analysing and comparing some of their molecules.

The molecules below are all involved in respiration.

Which would be the most appropriate molecule to study in order to classify organisms into taxa?

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5 of 16

Living organisms are classified by biologists in hierarchical groupings called taxonomic ranks.

After domain and kingdom, what is the correct sequence for these ranks?

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6 of 16

What is the likely outcome when a mutation results in a trait that improves an organism's survival and reproduction?

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7 of 16

What type of adaptation is exhibited by animals with body coverings such as scales or feathers?

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8 of 16

How does the thick wax layer on plant leaves contribute to their survival?

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9 of 16

Which of the following is an example of a physiological adaptation?

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10 of 16

Which factor is not a selection pressure in natural selection?

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11 of 16

Which behaviours would be classified as seasonal behaviours?

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12 of 16

Sponges are organisms that are multicellular and heterotrophic.

To which kingdom do sponges belong?

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13 of 16

Which domain of life includes organisms with cells that have a nucleus?

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14 of 16

In the classification of organisms, what is the primary role of phylogenetic classification?

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15 of 16

The binomial name for humans is Homo sapiens. What does 'Homo' represent?

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16 of 16

What is one defining characteristic that members of a species have in common most often?

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