TCI Ecosystems Unit 2A Study Guide A

What is anything that has mass and volume? (Vocabulary Lesson 4)

Matter

What is the process of using energy from the Sun and matter from the environment to produce sugars that store energy in chemical bonds? (Vocabulary Lesson 4)

Photosynthesis

What is a green pigment that is important in photosynthesis? (Vocabulary Lesson 4)

Chlorophyll

What is the combined mass of the bodies of organisms which collectively represents stored energy? (Vocabulary Lesson 4)

Biomass

What is the material that forms the rigid walls and support for plant cells? (Vocabulary Lesson 4)

Cellulose

What is an organism that captures energy and matter from its surroundings to produce sugars and other molecules? (Vocabulary Lesson 4)

Producer

What is a material that is made from biomass and releases energy when it is burned? (Vocabulary Lesson 4)

Biofuel

What is a cell structure that uses the Sun's energy to make sugar through the process of photosynthesis? (Vocabulary Lesson 4)

Chloroplast

What is an organism that gets energy and matter by eating or absorbing other organisms as food? (Vocabulary Lesson 5)

Consumer

What is the process that cells use to release the energy stored in sugars? (Vocabulary Lesson 5)

Cellular respiration

What are structures in cells that convert energy in sugar molecules into usable energy? (Vocabulary Lesson 5)

Mitochondria

What is a molecule used to store energy? (Vocabulary Lesson 5)

Carbohydrate

What is a molecule that is used to store energy in the form of oils and is important in forming cells? (Vocabulary Lesson 5)

Fat

What is a type of molecule that makes up much of an organism's structure and helps it function? (Vocabulary Lesson 5)

Protein

All organisms need _____ and _____ to survive, grow and reproduce. (Lesson 4 Reading Comprehension)

Matter, energy

Which of these is not a producer in a terrestrial ecosystem? (Lesson 4 Reading Comprehension)

Algae

Which of these is part of the process of photosynthesis? (Lesson 4 Reading Comprehension)

Producing sugar

Which of these is the site of photosynthesis? (Lesson 4 Reading Comprehension)

Chloroplast

Which of these is the chemical equation representing photosynthesis? (Lesson 4 Reading Comprehension)

Carbon dioxide + Water + Energy -> Sugar + Oxygen

Which of these is a purpose that sugar serves for a producer? (Lesson 4 Reading Comprehension)

Sugar serves as building blocks for the producer's body.

Why do engineers want to use biofuels? (Lesson 4 Reading Comprehension)

Engineers want to use biofuels as a renewable alternative to jet fuels.

Which of these is a way that producers and consumers use energy stored in food? (Lesson 5 Reading Comprehension)

Growth, reproduction, everyday activities (All of the above)

What happens to the matter from producers that consumers eat? (Lesson 5 Reading Comprehension)

The producers' matter becomes part of the predator's matter.

Which of these is not true of how an organism uses the food it obtains? (Lesson 5 Reading Comprehension)

An organism uses the food for the creation of new matter.

Where do producers and consumers get the energy their cells need? (Lesson 5 Reading Comprehension)

Sugar molecules

Where do producers get matter? (Lesson 5 Reading Comprehension)

Carbon dioxide and water

Which of these is not true of cellular respiration? (Lesson 5 Reading Comprehension)

Only unicellular organisms carry out this process.

Which cells in the body have mitochondria? (Lesson 5 Game Question # 11)

Every cell

Which of these is the equation representing cellular respiration? (Lesson 5 Reading Comprehension)

Sugar + Oxygen -> Carbon dioxide + Water + Energy

How do the cells in your body use the molecules they get from food? (Lesson 5 Reading Comprehension)

The cells use the molecules as a source of energy and matter.

Which of these is not true of a fat molecule? (Lesson 5 Reading Comprehension)

Fat molecules are a complex carbohydrate.

What purpose do protein molecules serve in the body? (Lesson 5 Reading Comprehension)

Proteins help build muscle tissue.

Which of these is not a product or reactant of photosynthesis and cellular respiration? (Lesson 5 Reading Comprehension)

Hydrogen

What are the requirements that must be met for an engineering solution to be successful? (Review)

Criteria

What are the limitations on an engineering solution? (Review)

Constraints

Will the mass of a closed system change if nothing is added or taken away? (Review)

No

What type of organisms do photosynthesis? (Lesson 4 Notes)

Producers

What do producers need for ingredients in order to do photosynthesis? (Lesson 4 Notes)

Water and carbon dioxide

Where does photosynthesis take place in plants? (Lesson 4 Notes)

In the chloroplasts that are in the cells in the leaves which makes the leaves green

What are the products of photosynthesis? (Lesson 4 Notes)

Sugar and oxygen

What do both producers and consumers use as a source of energy? (Lesson 5 Notes)

Sugars

What type of organisms do cellular respiration? (Lesson 5 Notes)

Producers and consumers

What ingredients are needed for cellular respiration? (Lesson 5 Notes)

Sugar and oxygen

What are the products of cellular respiration? (Lesson 5 Key Notes)

Carbon dioxide, water and energy

Where does cellular respiration take place? (Lesson 5 Notes)

In the mitochondria

When you breathe in, what ingredient for cellular respiration are you bringing into your body? (Lesson 5 Notes)

Oxygen

When you exhale, what waste product for cellular respiration are you getting rid of? (Lesson 5 Notes)

Carbon dioxide