wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Unit 1 Recap

Total questions: 15

Worksheet time: 10mins

Name
Class
Date
1.

Which of the following lists the levels of taxonomy, from most specific to most general?

a)

Kingdom, domain, phylum, order, class, family, genus, species

b)

Species, genus, family, order, class, phylum, kingdom, domain

c)

Domain, kingdom, phylum, class, order, family, genus, species

d)

Domain, kingdom, family, class, order, phylum, genus, species

2.

Which of the following do plants and animals have in common?

a)

both are heterotrophic

b)

both are motile

c)

both are unicellular

d)

both are eukaryotic

3.

The classification of four plants is shown in the table. Which two trees are the most closely related?

a)

onion and tulip

b)

tulip and common sweet flag

c)

onion and foxtail agave

d)

common sweet flag and tulip

4.

What word describes a trait that helps an organism survive in its environment?

a)

natural selection

b)

mutation

c)

camouflage

d)

adaptation

5.

Which statement is correct about the hierarchy of the taxonomic system currently used to classify organisms?

a)

All organisms of a given order belong to the same species.

b)

Many different classes of organisms belong to the same order.

c)

All organisms of a given phylum belong to the same kingdom.

d)

Many different families of organisms belong to the same genus.

6.

Why would scientists want to use a taxonomic system that is standardised? (Choose the best answer)

a)

To avoid confusion when identifying organisms.

b)

Because Linnaeus established a system.

c)

So that Latin names can be used for a practical purpose.

d)

To place organisms in different groups.

7.

You can distinguish a prokaryote apart from a nucleus by--

a)

The presence of a ribosome

b)

The presence of a cell membrane

c)

The presence of DNA

d)

The presence of a nuclear membrane

8.

Which shark is the picture of?

a)

Cow Shark

b)

Great White Shark

c)

Hammerhead Shark

d)

Saw Shark

9.

In order for evolution to occur, there must be a change in the-

a)

climate of the environment

b)

genes on an individual in the population

c)

genetic makeup of a population

d)

rate of mutations in the population

10.

Select 2 answers. What does the fossil records tell us?

a)

Earth's history

b)

changing life forms

c)

age of the Earth

d)

Moom composition

11.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
12.
The structures shown are_________
a)
homologous
b)
heterologous
c)
analogous
d)
vestigial
13.
Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this?
a)
The function of these bones is the same in all animals
b)
They live in similar environments
c)
They have a common ancestor
d)
All organisms resemble humans
14.

Who is most closely related to Taxidea taxus?

a)

Lutra lutra

b)

Panthera pardus

c)

Canis latrans

d)

Canis lupus

15.
Which of the following is true?
a)
Gene pool frequencies do not change as a result of migration in or out of a population.
b)
Gene flow occurs only as a result of isolation of a small population.
c)
Gene flow can cause new alleles to enter a population's gene pool.
d)
Gene flow is due the the selection of the most favorable traits.