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Biology Review

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

Scientist learn by doing _____.

a)

research

b)

data

c)

replication

2.

The order of steps used in research is known as the ______.

a)

conclusion

b)

gene

c)

scientific method

3.

An animal that eats another is know as a ________.

a)

molecule

b)

resource

c)

predator

4.

An animal that gets eaten by another is known as ________.

a)

biodiversity

b)

nutrients

c)

prey

5.

An ecosystem with ________ has many species in an area

a)

omnivore

b)

biodiversity

c)

sugar

6.

________ cells are more complex than prokaryotic cells.

a)

Eukaryotic

b)

DNA

c)

Hypothesis

7.

_________ are the building blocks of DNA.

a)

Eukaryotic

b)

Bases

c)

Vaccine

8.

DNA is a ________.

a)

organelle

b)

code

c)

pathogen

9.

______ makes the cell able to do things.

a)

Carbon dioxide

b)

Punnett Square

c)

Energy

10.

________ lead to specific change to molecules that help get things done in a cell.

a)

Chemical reactions

b)

Lipids

c)

Vitamins

11.

_________ are macromolecules that do most of the work in cells.

a)

Water

b)

Proteins

c)

Leaf

12.

DNA is a code for _______ and proteins.

a)

RNA

b)

energy

c)

cure

13.

ATP is the _________ molecule.

a)

DNA

b)

energy

c)

infection

14.

________ cause chemical reactions.

a)

Enzymes

b)

Biodiversity

c)

Disease

15.

Cellular respiration is performed mainly by the ________.

a)

bacteria

b)

energy

c)

mitochondria

16.

_________ do photosynthesis.

a)

Plants

b)

Antibodies

c)

Humans

17.

__________ are the organelles that perform photosynthesis.

a)

Phases

b)

Growth

c)

Chloroplasts

18.

Most cells split through _______.

a)

antibodies

b)

mitosis

c)

biodiversity

19.

Each part of the mitosis process is called a ________.

a)

phase

b)

growth

c)

chloroplast

20.

Before division, _______ is copied by DNA polymerase.

a)

DNA

b)

nutrients

c)

phase