What is the purpose of an enzyme?

give permission for the reaction

control how many reactions occur

Enzymes need certain environmental conditions in order to function properly. What happens when enzymes are heated to a high temperature?

they change their amino acid sequence

Which of the following best explains the purpose of cell respiration?

In cell respiration, glucose is used to make energy

In cell respiration, sunlight is used to make sugar

In cell respiration, sunlight is used to make ATP

In cell respiration, oxygen is used to make sugar

How does ATP provide energy for the cell?

The bond between the second and third phosphate are broken to release energy.

The bond between the first and second phosphate is broken to release energy.

The bond between the adenine and the sugar is broken to release energy.

The bond between the sugar and phosphates are broken and release energy.

The diagram below shows the relationship between photosynthesis and cellular respiration and the organelles in which they occur. Which statement describes how photosynthesis and cellular respiration are interrelated?

Carbon dioxide and water released by cellular respiration are used in photosynthesis.

Oxygen is produced during cellular respiration and stored during photosynthesis.

Photosynthesis releases the energy that is stored during the process of cellular respiration.

Glucose is used during cellular respiration to produce food that is broken down during photosynthesis.

Plants produce their own food using:

carbon dioxide, water and sunlight

What is a disadvantage of fermentation as a process?

It occurs in the absence of oxygen

It is only for quick bursts of energy

In Diffusion molecules are transported from

High Concentration to Low Concentration

Low Concentration to High Concentration

In Active Transport, molecules are transported from

Low Concentration to High Concentration

High Concentration to Low Concentration

Osmosis is the movement of

water from high concentration to low concentration

water from low concentration to high concentration

sugar from high concentration to low concentration

sugar from low concentration to high concentration

Where will the water go?

Equally in & out - it's isotonic

A blood cell is placed into the jar, as seen. Where will the water go?

Equally in & out - it's isotonic

Endocytosis is defined as

the movement of large molecules from the outside of the cell to the inside of the cell using membrane vesciles.

the movement of large molecules from the inside of the cell to the outisde of the cell using channel proteins.

the movement of large molecules from the inside of the cell to the outisde of the cell membrane vesciles.

the movement of large molecules from the outside of the cell to the inside of the cell using channel proteins.

Exocytosis is the movement of

very large substances from inside the cell to the outside.

any type of substance from outside the cell to the inside of the cell.

very large substances from outside the cell to the inside of the cell.

any type of substance from inside the cell to the outside.

Unit 2 Review

Authored by Heather Turner

Science

9th - 12th Grade

NGSS covered

Used 8+ times

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50 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following shows the levels of organization in order from simple to complex?

1. Cell

2. Tissue

3. Organ

4. Organ System

5. Organism

1. Cell

2. Tissue

3. Organelle

4. Organ

5. Organ System

1. Tissue

2. Organelle

3. Cell

4. Organ

5. Organism

1. Organ

2. Tissue

3. Cell

4. Organism

5. Organ System

Tags

NGSS.HS-LS1-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which level of organization is the smallest and simplest?

Cell

Tissue

Organ

Organ System

Organisms

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which level of organization is the largest and most complex?

Cell

Tissue

Organ

Organ System

Organism

Tags

NGSS.HS-LS1-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Positive Feedback loop

decreases the stimulus

increases the stimulus

Tags

NGSS.HS-LS1-3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Negative feedback returns BACK to the set point

False

True

Tags

NGSS.HS-LS1-3

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

The maintenance of an organism’s internal environment is called:

compensating

homeostasis

balancing

routine

Tags

NGSS.HS-LS1-3

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which organic molecule would a long-distance runner most likely choose to eat two hours before a race?

A protein, because it builds muscle mass.

A lipid because it provides long term energy storage.

A carbohydrate because it releases energy quickly.

A protein, because it transports oxygen into the blood stream.

Tags

NGSS.MS-LS1-7

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Unit 2 Review

Which of the following shows the levels of organization in order from simple to complex?

Which level of organization is the smallest and simplest?

Which level of organization is the largest and most complex?

Positive Feedback loop

Negative feedback returns BACK to the set point

The maintenance of an organism’s internal environment is called:

Which organic molecule would a long-distance runner most likely choose to eat two hours before a race?

Which biomolecules contains your genetic information?

Which biomolecules act as energy storage for the cell and also cushions and insulates organs?

Enzyme is a/an...

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