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Semester 2 Final Review-7th

Total questions: 28

Worksheet time: 30mins

Name
Class
Date
1.

Which process releases energy?

a)

Photosynthesis

b)

diffusion

c)

cellular respiration

2.

Carbohydrates are important to cells because they _______.

a)

speed up chemical reactions

b)

are a source of energy and provide support

c)

are the genetic material

3.

What do chicken fat, peanut oil, and beeswax have in common? They are all ______.

a)

carbohydrates

b)

nucleic acids

c)

lipids

4.

Proteins are formed when chemical reactions join _______.

a)

sugars

b)

amino acids

c)

fatty acids

5.

Why is an understanding of the properties of water important to the study of cells?

a)

water provides cells with energy.

b)

many of the chemical reactions in a cell take place in water.

c)

the large molecules in a cell are made up of chains of water molecules.

6.

Someone opens a bottle of vinegar. The scent fills the kitchen. This is an example of _______.

a)

osmosis

b)

diffusion

c)

active transport

7.

What do the processes of exocytosis and endocytosis have in common?

a)

They are a way to move materials out of a cell.

b)

They are a way to move materials into a cell.

c)

A membrane surrounds materials that need to be transported into or out of a cell.

8.

How does the size of a cell affect the transport of materials into a cell?

a)

It takes longer for materials to move into a larger cell.

b)

Small cells have smaller membranes so materials move more slowly into the cell.

c)

Larger cells do not use active transport.

9.

Cells sometimes use energy to transport materials across the cell membrane. This process is called _____.

a)

osmosis

b)

active transport

c)

photosynthesis

10.

What is one characteristic of the process of fermentation?

a)

fights infection

b)

produces energy without oxygen

c)

captures energy from sunlight

11.

Does the process shown by the black arrows take place in plant cells, animal cells, or both?

a)

Photosynthesis is represented by the black arrows and only takes place in plant cells.

b)

Photography is represented by the black arrows and only takes place in animal cells.

12.

Does the process shown by the white arrows take place in plant cells, animal cells, or both?

a)

Cellular respiration is represented by the white arrows and only takes place in both.

b)

Cellular respiration is represented by the white arrows and only takes place in animal cells.

13.

Which process captures energy?

a)

Photosynthesis

b)

Cellular respiration

14.

What are the starting materials of photosynthesis?

a)

Carbon Dioxide and water

b)

Oxygen and glucose

15.

Which process releases energy?

a)

Photosynthesis

b)

Cellular respiration

16.

What are the products of cellular respiration?

a)

Carbon Dioxide and water

b)

Oxygen and glucose

17.

Each diagram shows dye in a container of water. In which diagram has diffusion just started?

a)

Diagram A

b)

Diagram B

c)

Diagram C

18.

In which diagram has diffusion taken place for the longest amount of time? Explain your choice

a)

Diagram A

b)

Diagram B

c)

Diagram C

d)

The dye is distributed equally throughout.

e)

The dye is to the left.

19.

Describe the concentration of dye in diagram B.

a)

The concentration of dye decreases from left to right.

b)

The concentration of dye increases from left to right.

c)

The dye is to the left.

20.

The smallest unit that can perform the basic activities of life is __________.

a)

an organism

b)

a tissue

c)

an organ

d)

a cell

21.

An example of a prokaryotic organism is a ______________.

a)

bacterium

b)

frog

c)

pond lily

d)

human

22.

A plant cell organelle that uses energy from sunlight to make sugar is called a ____________.

a)

mitochondrion

b)

chloroplast

c)

Golgi apparatus

d)

lysosome

23.

Almost all multicellular organisms on Earth belong to the domain ______________.

a)

prokarya

b)

eukarya

c)

bacteria

d)

archaea

24.

Different tissues working together to perform a particular function make up a/an ______________.

a)

organ

b)

organism

c)

cell

d)

organ system

25.

Which of the following is an example of a scientific model?

a)

an organism

b)

an illustration

c)

a cell

d)

a domain

26.

Label A-L, Cell 1 and Cell 2.

a)

A- Cytoplasm; B-Chloroplast; C-Nucleus; D- Nucleolus; E-Endoplasmic Reticulum (E.R.); F- Ribosomes; G- Golgi Apparatus; H- Central Vacuole; I- Lysosome; J- Cell Membrane; K- Mitochondrion; L- Cell Wall; Cell 1- Animal Cell; Cell 2- Plant Cell

b)

A- Cytoplasm; B-Chloroplast; C-Nucleus; D- Nucleolus; E-Endoplasmic Reticulum (E.R.); F- Ribosomes; G- Golgi Apparatus; H- Central Vacuole; I- Lysosome; J- Cell Wall; K- Mitochondrion; L- Cell Membrane; Cell 1- Plant Cell; Cell 2- Animal Cell

c)

A- Chloroplast; B-Ribosomes; C-Nucleus; D- Nucleolus; E-Endoplasmic Reticulum (E.R.); F- Cystoplasm; G- Golgi Apparatus; H- Central Vacuole; I- Lysosome; J- Cell Membrane; K- Mitochondrion; L- Cell Wall; Cell 1- Animal Cell; Cell 2- Plant Cell

27.

Label 1-7.

a)

1-Photosynthesis; 2- Chloroplast; 3- Carbon Dioxide; 4- Water; 5- Sunlight; 6- Oxygen; 7- Glucose

b)

1-Photosynthesis; 2- Oxygen; 3- Carbon Dioxide; 4- Water; 5- Sunlight; 6- Mitochondrion; 7- Glucose

c)

1-Cellular Respiration; 2- Chloroplast; 3- Carbon Dioxide; 4- Glucose; 5- Sunlight; 6- Oxygen; 7- Water

28.

Label 1-6.

a)

1-Cellular Respiration; 2- Mitochondrion; 3- Oxygen; 4- Glucose; 5- Carbon Dioxide; 6- Water

b)

1-Photosynthesis; 2- Oxygen; 3- Carbon Dioxide; 4- Water; 5- Mitochondrion; 6- Glucose

c)

1-Cellular Respiration; 2- Chloroplast; 3- Carbon Dioxide; 4- Glucose; 5- Oxygen; 6- Water