Free Printable Unit 1 Review

Worksheets

Unit 1 Review

Total questions: 15

Worksheet time: 5mins

Name

Class

Date

Identify the characteristic: When your body gets too hot, it sweats to cool off to reach a state of internal equilibrium.

Aerobic

Embryos

Homologous

Homeostasis

A virus is NOT a living thing.

True

False

If 2 organisms belong to the same order, then they must also belong to the same...

Species

Class

Family

Genus

Which TWO taxa levels make up the scientific name?

Domain

Kingdom

Family

Genus

Species

Which of these TWO domains of life are comprised of prokaryotic cells?

Archaea

Eubacteria

Eukarya

What does it mean for something to be anaerobic?

It requires CO2

It does not require CO2

It requires oxygen

It does not require oxygen

Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this?

The function of these bones is the same in all animals

They live in similar environments

They have a common ancestor

All organisms resemble humans

The structures shown are_________

Homologous

Heterologous

Analogous

Vestigial

What

type

of structure?

Homologous

Analogous

Embryological

Vestigial

10.

The blind cave salamander has eyes even though it can't use them. What type of structure is this?

Homologous

Analogous

Vestigial

Nucleotide

11.

In stage one (top row), most of the embryos________.

look very similar.

have very different features.

show different stages of development.

have only a tail if they are non-human.

12.

Which of the following units are repeatedly joined together to form a strand of DNA?

amino acids

nucleotides

fatty acids

polysaccharides

13.

Nitrogenous bases are joined by which type of bond?

polar bonds

ionic bonds

covalent bonds

hydrogen bonds

14.

Why is DNA important?

it is very small and very complicated

it's in everything

it serves as the blueprint for traits of all living things

because we eat it every day for energy

15.

Which of the following is correctly matches: ATT GTA CGA

TAA CAT GCT

ATT GTA CGA

TAA GTA TCG

GCC ACG TAC

100 %

Unit 1 Review

Total questions: 15

Worksheet time: 5mins

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