Pre AP Biology Semester 1 Exam Review

Instructions

Use the diagrams to answer the questions to the best of your ability. Each question will allow you to check your answer so you know you are studying the right answers/material.

1

Where does all energy in an ecosystem come from?

Required

0

Draw arrows to show the direction of energy movement.

Required

1

Identify the producer in the foodweb.

Required

1

Plants are also known as Autotrophs.

Required

1

Removal of what organism would have the biggest impact on the ecosystem?

Required

1

Name one primary consumer

Required

1

Identify the top level (apex) heterotroph.

1

Bacteria and the human colon: Bacteria live in the colon of humans and are able to feed off the indigestible food that the human body cannot break down (cellulose of plants). In the process of breaking down the food, the bacteria also make much-needed vitamins that the human body in turn can use to keep healthy.This is an example of...

1

Bee and the flower: Bees fly from flower to flower-gathering nectar, which they make into food. When they land in a flower, the bees get some pollen on their hairy bodies, and when they land in the next flower, some of the pollen from the first one rubs off, pollinating the plant. This is an example of...

1

Tapeworm and animals: Tapeworms are segmented flatworms that attach themselves to the insides of the intestines of animals such as cows, pigs, and humans. Tapeworms get food by eating the host's (animal) partly digested food, depriving the host (animal) of nutrients. This is an example of...

1

What is commensalism?

1

Which of the following is an example of commensalism?

1

Natural selection is also known as...

1

Which explains how natural selection occurs?

1

What causes natural selection to happen over time?

1

What is the result of natural selection?

1

The levels of organization are cell, tissue, ____________, organ systems, organism, population, community, ecosystem, biome,biosphere. What word is missing?

1

Match the body system with its function:

Draggable item		Corresponding Item
Circulatory system		Transports oxygen, nutrients, and waste throughout the body
Digestive system		Breaks down food and absorbs nutrients
Respiratory system		Takes in oxygen and removes carbon dioxide

1

Match the body system with its main organ:

Draggable item		Corresponding Item
Nervous system		Muscles
Skeletal system		Brain
Muscular system		Bones

1

Match the body system with its major function:

Draggable item		Corresponding Item
Endocrine system		Regulates hormones and body functions
Immune system		Fights off infections and diseases
Integumentary system		Protects the body and regulates temperature

1

Match the body system with its task:

Draggable item		Corresponding Item
Reproductive system		Filters waste from the blood and removes it from the body
Excretory system		Helps in immunity and fluid balance
Lymphatic system		Allows for the production of offspring

1

Which of the following are excretory organs?

1

Which flower parts are female?

1

Which process involves the transfer of pollen from anther to stigma?

1

What is the male reproductive structure of a flower?

1

What is the female reproductive structure of a flower?

1

Match the transport tissue in plants with its function.

Draggable item		Corresponding Item
Phloem		Transport sugars and organic nutrients
Xylem		Transport water and minerals

1

Plant systems include root and shoot. These systems often work together.

1

Match the kingdoms with their corresponding characteristics.

Draggable item		Corresponding Item
Plantae		Heterotrophic decomposers with chitin cell walls.
Fungi		Multicellular organisms that ingest food.
Animalia		Photosynthetic organisms with cellulose cell walls.

1

Match the kingdoms with their corresponding characteristics.

Draggable item		Corresponding Item
Protista		Mostly single-celled eukaryotes with various nutritional modes.
Archaea		Prokaryotic organisms with unique cell walls and membrane lipids.
Eubacteria		Prokaryotic organisms with peptidoglycan cell walls.

1

Which is the least specific taxonomic classification category?

1

Which is the most specific taxonomic classification category?

1

What is the scientific name of humans?

1

Scientific names include genus and ______________.

1

Match the following terms with their definition.

Draggable item		Corresponding Item
Punctuated Equilibrium		Similar structures found in different species indicating a common ancestor.
Natural Selection		Process by which organisms that are best adapted to their environment survive and reproduce.
Analogous Structure		Theory proposing that evolution occurs in rapid bursts followed by long periods of stability.
Homologous Structure		Similar structures found in different species but not indicating a common ancestor.

1

Match the following terms with their definition.

Draggable item		Corresponding Item
Mutation		Change in gene frequencies due to random events in small populations.
Artificial Selection		Breeding of organisms by humans for desired traits.
Gene Flow		Change in DNA sequence that can lead to genetic variation.
Genetic Drift		Movement of genes between populations through migration.

1

Which of these is NOT a line of evidence for evolution?

1

According to homologous structures, the similarities of mammal limbs provide evidence that...

1

Two organisms that are closely related would have...

1

Which organism is most related to a house cat?

1

Horses and house cats have a common ancestor that had hair.

1

Which two are the most closely related?

1

Use the dichotomous key to determine the correct classification of the insect in the diagram X (has wings).

1

Which organism has a vertical tail fin, gill slits behind the mouth, and his tail is half the length of the body?

1

Which of these is NOT found in a prokaryote?

1

Check ALL of the things found in BOTH prokaryotes and eukaryotes

1

What is the cell wall of a plant made of?

Draggable item		Corresponding Item
Chitin		Plants
Cellulose		Bacteria
Peptidoglycan		Fungi

Required

0

Draw a picture of a phospholipid and label the regions that are: polar, and nonpolar.

1

Very small nonpolar molecules such as gases like carbon dioxide, are able to go through the cell membrane in a process called

1

Simple diffusion is also classified as

2

Sometimes particles need assistance crossing the phospholipid bilayer, because they are _________________ and need the help of a transport protein.

1

The other type of transport is ____________________, which requires energy, because it moves particles against the concentration gradient.

1

Selective permeability allows __________ molecules to pass through the plasma membrane.

1

What is the movement of water from an area of low concentration to an area of high concentration across a semi-permeable membrane?

1

Which process requires energy to move molecules against the concentration gradient?

1

Which process allows the movement of molecules from an area of high concentration to an area of low concentration with the help of transport proteins?

1

What is the movement of molecules from an area of high concentration to an area of low concentration?

1

Which process results in the host cell bursting and releasing new viruses?

1

Which process allows a virus to lay dormant inside the host cell?

1

Which of the following is NOT a characteristic of viruses?

1

Where does all energy in an ecosystem come from?

Draw arrows to show the direction of energy movement.

Identify the producer in the foodweb.

Plants are also known as Autotrophs.

Removal of what organism would have the biggest impact on the ecosystem?

Name one primary consumer

Identify the top level (apex) heterotroph.

Which trophic level contains the most energy?

What is the job of decomposers in the trophic pyramid?

What happens to energy as it moves up the trophic levels?

how much energy gets passed to the next level in an energy pyramid?

Tapeworm and animals: Tapeworms are segmented flatworms that attach themselves to the insides of the intestines of animals such as cows, pigs, and humans. Tapeworms get food by eating the host's (animal) partly digested food, depriving the host (animal) of nutrients. This is an example of...

What is commensalism?

Which of the following is an example of commensalism?

What process releases carbon dioxide into the atmosphere?

What process removes carbon dioxide from the atmosphere?

Bacteria are important in both the carbon and nitrogen cycles.

Plants make nitrogen and carbon available for heterotrophs

Natural selection is also known as...

Which explains how natural selection occurs?

What causes natural selection to happen over time?

What is the result of natural selection?

The levels of organization are cell, tissue, ____________, organ systems, organism, population, community, ecosystem, biome,biosphere. What word is missing?

Match the body system with its function:

Match the body system with its main organ:

Match the body system with its major function:

Match the body system with its task:

Which of the following are excretory organs?

Which flower parts are female?

Which process involves the transfer of pollen from anther to stigma?

What is the male reproductive structure of a flower?

What is the female reproductive structure of a flower?

Match the transport tissue in plants with its function.

Plant systems include root and shoot. These systems often work together.

Match the kingdoms with their corresponding characteristics.

Match the kingdoms with their corresponding characteristics.

Which is the least specific taxonomic classification category?

Which is the most specific taxonomic classification category?

What is the scientific name of humans?

Scientific names include genus and ______________.

Match the following terms with their definition.

Match the following terms with their definition.

Which of these is NOT a line of evidence for evolution?

According to homologous structures, the similarities of mammal limbs provide evidence that...

Two organisms that are closely related would have...

Which organism is most related to a house cat?

Horses and house cats have a common ancestor that had hair.

Which two are the most closely related?

Use the dichotomous key to determine the correct classification of the insect in the diagram X (has wings).

Which organism has a vertical tail fin, gill slits behind the mouth, and his tail is half the length of the body?

Which of these is NOT found in a prokaryote?

Check ALL of the things found in BOTH prokaryotes and eukaryotes

What is the cell wall of a plant made of?

Draw a picture of a phospholipid and label the regions that are: polar, and nonpolar.

Very small nonpolar molecules such as gases like carbon dioxide, are able to go through the cell membrane in a process called

Simple diffusion is also classified as

Sometimes particles need assistance crossing the phospholipid bilayer, because they are _________________ and need the help of a transport protein.

The other type of transport is ____________________, which requires energy, because it moves particles against the concentration gradient.

Selective permeability allows __________ molecules to pass through the plasma membrane.

What is the movement of water from an area of low concentration to an area of high concentration across a semi-permeable membrane?

Which process requires energy to move molecules against the concentration gradient?

Which process allows the movement of molecules from an area of high concentration to an area of low concentration with the help of transport proteins?

What is the movement of molecules from an area of high concentration to an area of low concentration?

Which process results in the host cell bursting and releasing new viruses?

Which process allows a virus to lay dormant inside the host cell?

Which of the following is NOT a characteristic of viruses?

What type of genetic material do viruses typically possess?