Midterm Study Guide and Practice

​5.1

Multiple Select

Under ideal conditions with unlimited resources, a population will grow __________.

Choose the term and the correct graph.

• logistically

• exponentially

Multiple Select

_________________ occurs when a population’s rapid growth slows and then stops.

Choose the term and the correct graph

• Exponential growth

• Logistic growth

Multiple Choice

The maximum number of individuals of a particular species that a particular environment can support is __________.

• exponential growth

• logistic growth

• carrying capacity

• density and distribution

​5.2

Multiple Choice

What is the carrying capacity of the graph?

• around 500

• more than 500

• less than 500

• around 600

Multiple Select

Which of the following are density-dependent limiting factors?

• competition

• severe weather

• overcrowding

• disease

Multiple Choice

An environmental factor such as storms and extreme heat or cold that decrease a population are considered to be. 

• density- dependent factor

• population density

• dispersion

• density- independent factor

​6.1

​6.1

Multiple Choice

where an organism lives and what it does "for a living"; an organism's "role" within an ecosystem

• habitat

• niche

• competition

• biome

Reorder

Reorder the following - Start with a Rise in the Prey Population

• Rise in Prey Population

• Rise in Predator Population

• Drop in Prey Population

• Drop in Predator Population

1

2

3

4

• 1
• 2
• 3
• 4

Multiple Choice

If bees were removed from an ecosystem it would make the ecosystem unstable and affect all organisms living there. For this reason bees are considered to be a _____ species.

• crucial

• keystone

• primary

• secondary

​4.1

Drag and Drop

Photosynthesis converts ​

Placeholder

and water into ​​

Placeholder

and oxygen using energy from ​

Placeholder

Drag these tiles and drop them in the correct blank above

carbon dioxide

sunlight

fertilizer

glucose

Match

Match the following

• Only eat plants

• Only eat animals

• Eat plants or animals

Herbivores

Carnivores

Omnivores

• Herbivores

• Carnivores

• Omnivores

​4.2

Multiple Choice

How many paths get energy from algae to the Largemouth bass?

• one

• two

• more than two

Multiple Choice

About how much energy gets moved up to the next level of an energy pyramid?

• 5%

• 10%

• 50%

• depends on the biomass

​4.3

Match

Match the following

• moves carbon from the biosphere to the geosphere

• moves carbon from atmosphere to biosphere

• moves carbon from biosphere to atmosphere

Decomposition

Photosynthesis

Respiration

• Decomposition

• Photosynthesis

• Respiration

Multiple Select

Which human activities add CO₂ to the atmosphere?

• breathing

• burning fossil fuels

• burning wood

• hugging trees

Multiple Select

How can you reduce your ecological footprint?

Select all that are correct

• use public transportation instead of a car

• buy vegetables grown locally

• only make local phone calls

• turn off lights and appliances when they aren't being used

Multiple Choice

Which of these would reduce a family's ecological footprint?

• spending more money on resources every month

• spending less money on resources every month

• producing less solid waste (plastic, metal, glass, etc)

• switching from wind energy to solar energy to power their home

Multiple Choice

Reducing the amount of greenhouse gases would likely...

• increase the rate of global warming

• decrease the rate of global warming

• not affect global warming

Multiple Select

Burning fossil fuels is thought to be responsible for which of these?

Select all correct answers

• acid rain

• deforestation

• global warming

• depletion of ozone layer

Multiple Choice

In the 1990's most countries banned CFC's based on evidence from scientists. What change has this caused?

• increase in greenhouse gases

• decrease in greenhouse gases

• increase in ozone layer

• decrease in ozone layer

Match

Match the following

• ecosystem's ability to handle changes

• won't replace themselves quickly

• nature replaces these quickly

• growth that doesn't affect future generations

resilience

nonrenewable resources

renewable resources

sustainable development

• resilience

• nonrenewable resources

• renewable resources

• sustainable development

Learning Objectives

▪ Describe why ATP is useful to cells.
▪ Describe what happens during the process of

photosynthesis.

​9.1

Multiple Choice

Which of these is a way that cells can STORE energy?

(Read carefully!)

• Making ATP

  by adding a phosphate to ADP

• Making ADP

  by removing a phosphate from ATP

• Making ADP

  by adding a phosphate to ATP

• Making ATP

  by removing a phosphate from ADP

Multiple Choice

How is the energy from sugar used in cells?

• to make ATP

• to make ADP

• to transport ions through the cell membrane

• to move around

Learning Objectives

▪ Explain the role of pigments in the process of

photosynthesis.

▪ Describe the role of electron carrier molecules.
▪ Identify the reactants and products of photosynthesis.

​9.2

Labelling

Label the equation for photosynthesis.

Drag labels to their correct position on the image

6O₂

6CO₂

C₆H₁₂O₆

6H₂O

Drag and Drop

In the light ​

Placeholder

reaction, ​ ATP is made in the ​

Placeholder

.

In the light ​

Placeholder

reaction, ​

Placeholder

is made in the ​

Placeholder

.

Drag these tiles and drop them in the correct blank above

dependent

thylakoid

independent

sugar

stroma

Learning Objectives

▪ Identify how organisms get energy.
▪ Explain how cellular respiration works.
▪ Explain the relationship between photosynthesis and

cellular respiration.

​10.1

Drag and Drop

Cellular respiration is a process of energy conversion that
releases ​

Placeholder

from food in the presence of ​

Placeholder

.

Drag these tiles and drop them in the correct blank above

energy

oxygen

glucose

carbon dioxide

Multiple Select

What happens during glycolysis?

Choose TWO

• glucose is broken into two

• carbon dioxide is released

• oxygen is used

• water is released

• energy is released

Multiple Select

What happens during Krebs cycle?

Choose TWO

• glucose is broken into two

• carbon dioxide is released

• oxygen is used

• water is released

• energy is released

Multiple Select

What happens during electron transport?

Choose THREE

• glucose is broken into two

• carbon dioxide is released

• oxygen is used

• water is released

• energy is released

Learning Objectives

▪ Explain how organisms get energy in the absence of

oxygen.

▪ Identify the pathways the body uses to release energy

during exercise.

​10.3

Multiple Choice

What's the main difference between cellular respiration (with Krebs cycle) and fermentation?

• fermentation requires oxygen

• fermentation does not need oxygen

• fermentation requires light

• fermentation does not require food molecules

Multiple Choice

Fermentation starts with the same step as Cellular Respiration. What is that step?

• Glycolysis

• Krebs Cycle

• Calvin Cycle

• Electron Transport

Multiple Select

What are the two main purposes of carbohydrates?

• energy

• storing genetic information

• structure

• hormones

• speeding up reactions

Multiple Select

What two effects do enzymes have on a reaction?

• raise activation energy

• lower activation energy

• speed up the reaction

• slow down the reaction