Pre AP Biology Semester 1 Exam Review

Last updated over 2 years ago

69 questions

Instructions

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Library

Pre AP Biology Semester 1 Exam Review

Last updated over 2 years ago

69 questions

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.

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Where does all energy in an ecosystem come from?

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Draw arrows to show the direction of energy movement.

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

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Draggable item		Corresponding Item

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Scientific names include genus and ______________.

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Draggable item		Corresponding Item

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Which organism is most related to a house cat?

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Draggable item		Corresponding Item

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

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

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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.

Where does all energy in an ecosystem come from?

Draw arrows to show the direction of energy movement.

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1

Identify the producer in the foodweb.

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

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Name one primary consumer

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Identify the top level (apex) heterotroph.

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...

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...

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?

A relationship where one species benefits at the expense of the other

A relationship where both species benefit

A relationship where one species is harmed

A relationship between two species where one benefits and the other is not affected

Which of the following is an example of commensalism?

Bee pollinating a flower

Symbiotic relationship between clownfish and sea anemone

Remora fish hitching a ride on a shark

Lion hunting and killing a zebra

Natural selection is also known as...

evolution

extinction

survival of the fittest

genetic mutation

Which explains how natural selection occurs?

random chance

genetic mutations

favorable traits are passed on

environmental changes

What causes natural selection to happen over time?

environmental changes

differences in reproductive success

genetic mutations

random chance

What is the result of natural selection?

adaptations that increase fitness

genetic mutations

random chance

extinctions

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:

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

Match the body system with its main organ:

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

Match the body system with its major function:

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

Match the body system with its task:

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

Which of the following are excretory organs?

Match the kingdoms with their corresponding characteristics.

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

Match the kingdoms with their corresponding characteristics.

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

Which is the least specific taxonomic classification category?

Species

Order

Kingdom

Genus

Which is the most specific taxonomic classification category?

Genus

Family

Phylum

Species

What is the scientific name of humans?

Homo erectus

Homo neanderthalensis

Pan troglodytes

Homo sapiens

Scientific names include genus and ______________.

Match the following terms with their definition.

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

Match the following terms with their definition.

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

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

DNA / Biochemistry

Comparative Anatomy

Embryology

All of these are lines of evidence

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

The organisms shown lived in the same natural envionrment

The organisms have the same genetic diseases

The organisms may have developed from a common ancestor

All vertebrate species have identical forelimbs

Two organisms that are closely related would have...

very similar DNA sequence

no proteins in common

exactly the same DNA sequences

completely different DNA sequence

1

Which organism is most related to a house cat?

1

Which two are the most closely related?

Chocolate Chip Starfish and Crown-of-Thorns Starfish

Red Comb Star and Chocolate Chip Starfish

Reticulated Brittle Star and Red Comb Star

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

Damselfly Larvae

Dragonfly Larvae

Mayfly Larvae

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

Killer Whale

Thresher Shark

Hammerhead Shark

Which of these is NOT found in a prokaryote?

Cell Membrane

Nucleus

DNA

Ribosomes

Check ALL of the things found in BOTH prokaryotes and eukaryotes

What is the cell wall of a plant made of?

Draggable item		Corresponding Item
Peptidoglycan		Plants
Chitin		Bacteria
Cellulose		Fungi

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

Osmosis

Active transport

Simple diffusion is also classified as

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

Identify the producer in the foodweb.

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

Name one primary consumer

Identify the top level (apex) heterotroph.

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

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...

Mutualism

Parasitism

Commensalism

Compitition

Predator Prey

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...

Mutualism

Parasitism

Commensalism

Compitition

Predator Prey

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...

Mutualism

Parasitism

Commensalism

Compitition

Predator Prey

What is commensalism?

A relationship where one species benefits at the expense of the other

A relationship where both species benefit

A relationship where one species is harmed

A relationship between two species where one benefits and the other is not affected

Which of the following is an example of commensalism?

Bee pollinating a flower

Symbiotic relationship between clownfish and sea anemone

Remora fish hitching a ride on a shark

Lion hunting and killing a zebra

Natural selection is also known as...

evolution

extinction

survival of the fittest

genetic mutation

Which explains how natural selection occurs?

random chance

genetic mutations

favorable traits are passed on

environmental changes

What causes natural selection to happen over time?

environmental changes

differences in reproductive success

genetic mutations

random chance

What is the result of natural selection?

adaptations that increase fitness

genetic mutations

random chance

extinctions

Match the body system with its function:

Digestive system

Transports oxygen, nutrients, and waste throughout the body

Respiratory system

Breaks down food and absorbs nutrients

Circulatory system

Takes in oxygen and removes carbon dioxide

Match the body system with its main organ:

Skeletal system

Muscles

Muscular system

Brain

Nervous system

Bones

Match the body system with its major function:

Immune system

Regulates hormones and body functions

Integumentary system

Fights off infections and diseases

Endocrine system

Protects the body and regulates temperature

Match the body system with its task:

Lymphatic system

Filters waste from the blood and removes it from the body

Reproductive system

Helps in immunity and fluid balance

Excretory system

Allows for the production of offspring

Which of the following are excretory organs?

Teeth

Kidney

Thyroid gland

heart

Ureter

Draggable item		Corresponding Item

Match the kingdoms with their corresponding characteristics.

Animalia

Heterotrophic decomposers with chitin cell walls.

Plantae

Multicellular organisms that ingest food.

Fungi

Photosynthetic organisms with cellulose cell walls.

Match the kingdoms with their corresponding characteristics.

Archaea

Mostly single-celled eukaryotes with various nutritional modes.

Eubacteria

Prokaryotic organisms with unique cell walls and membrane lipids.

Protista

Prokaryotic organisms with peptidoglycan cell walls.

Which is the least specific taxonomic classification category?

Species

Order

Kingdom

Genus

Which is the most specific taxonomic classification category?

Genus

Family

Phylum

Species

What is the scientific name of humans?

Homo erectus

Homo neanderthalensis

Pan troglodytes

Homo sapiens

Match the following terms with their definition.

Analogous Structure

Similar structures found in different species indicating a common ancestor.

Punctuated Equilibrium

Process by which organisms that are best adapted to their environment survive and reproduce.

Homologous Structure

Theory proposing that evolution occurs in rapid bursts followed by long periods of stability.

Natural Selection

Similar structures found in different species but not indicating a common ancestor.

Match the following terms with their definition.

Artificial Selection

Change in gene frequencies due to random events in small populations.

Gene Flow

Breeding of organisms by humans for desired traits.

Genetic Drift

Change in DNA sequence that can lead to genetic variation.

Mutation

Movement of genes between populations through migration.

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

DNA / Biochemistry

Comparative Anatomy

Embryology

All of these are lines of evidence

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

The organisms shown lived in the same natural envionrment

The organisms have the same genetic diseases

The organisms may have developed from a common ancestor

All vertebrate species have identical forelimbs

Two organisms that are closely related would have...

very similar DNA sequence

no proteins in common

exactly the same DNA sequences

completely different DNA sequence

Which two are the most closely related?

Chocolate Chip Starfish and Crown-of-Thorns Starfish

Red Comb Star and Chocolate Chip Starfish

Reticulated Brittle Star and Red Comb Star

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

Damselfly Larvae

Dragonfly Larvae

Mayfly Larvae

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

Killer Whale

Thresher Shark

Hammerhead Shark

Which of these is NOT found in a prokaryote?

Cell Membrane

Nucleus

DNA

Ribosomes

Check ALL of the things found in BOTH prokaryotes and eukaryotes

Cell Membrane

Cell Wall

DNA

Nucleus

Cytoplasm

Ribosome

Mitochondria

What is the cell wall of a plant made of?

Peptidoglycan

Plants

Chitin

Bacteria

Cellulose

Fungi

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

Simple diffusion

Osmosis

Active transport

Simple diffusion is also classified as 

Passive transport, because it does not require energy to occur. 

Active transport, because it requires energy in order to occur.

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

too large

nonpolar

too small

polar

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

some

all

none

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

Osmosis

Diffusion

Active transport

Facilitated diffusion

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

Diffusion

Facilitated diffusion

Active transport

Osmosis

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?

Facilitated diffusion

Osmosis

Active transport

Diffusion

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

Active transport

Osmosis

Facilitated diffusion

Diffusion

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

Cellular respiration

Glycolysis

Lytic

Photosynthesis

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

Replication

Translation

Lysogenic

Fermentation

Which of the following is NOT a characteristic of viruses?

Require a host to reproduce

Contain genetic material

Infect living cells

Ability to reproduce independently

What type of genetic material do viruses typically possess?

RNA

Either DNA or RNA

Protein

DNA

Plants are also known as Autotrophs.

True

False

Which trophic level contains the most energy?

Secondary consumers

Tertiary consumers

Primary producers

Primary consumers

What is the job of decomposers in the trophic pyramid?

Absorb sunlight for photosynthesis

Provide energy to primary producers

Break down dead organisms

Prey on primary consumers

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

It is converted into heat

It increases

It stays the same

It decreases

What process releases carbon dioxide into the atmosphere?

Decomposition

Cellular respiration

Photosynthesis

Transpiration

What process removes carbon dioxide from the atmosphere?

Fermentation

Cellular respiration

Combustion

Photosynthesis

Bacteria are important in both the carbon and nitrogen cycles.

True

False

Plants make nitrogen and carbon available for heterotrophs

True

False

Which flower parts are female?

7 Anther

8 Filament

6 Carpel

4 stigma

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

Photosynthesis

Fertilization

Pollination

Germination

What is the male reproductive structure of a flower?

Pistil

Anther

Stigma

Sepal

What is the female reproductive structure of a flower?

Pistil

Carpel

Petal

Stamen

Match the transport tissue in plants with its function.

Xylem

Transport sugars and organic nutrients

Phloem

Transport water and minerals

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

True

False

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

True

False