WorksheetsBiology Review Fall 2024-T
Total questions: 47
Worksheet time: 24mins
What do plants use to make their own food?
Sunlight, water, and carbon dioxide
Sugar, oxygen, and carbon dioxide
Water, oxygen, and sugar
Sunlight, oxygen, and sugar
What do plants release into the air that we need to breathe?
Carbon dioxide
Sugar
Water
Oxygen
What is the process called when plants use the sugar they make to power their cells?
Photosynthesis
Cellular respiration
Growth
Breathing
What does a plant use the extra sugar it makes for?
To make more food
To grow bigger and stronger
To share with other plants
To attract insects
What is the main difference between how plants get energy and how humans get energy?
Plants make their own food, while humans eat food.
Plants use sunlight, while humans use electricity.
Plants breathe oxygen, while humans breathe carbon dioxide.
Plants need water, while humans need air.
Why are plants called tiny factories?
Because they make things
Because they are small
Because they are green
Because they are important
What do enzymes do to help our bodies?
Enzymes help us breathe.
Enzymes help us digest food.
Enzymes help us sleep.
Enzymes help us run.
What is the special spot on an enzyme called?
The active site
The substrate
The product
The lock
What can happen to an enzyme if the temperature gets too high?
It can get bigger.
It can change color.
It can stop working.
It can become more active.
What happens when a substrate fits into an enzyme's active site?
The enzyme disappears.
The substrate changes into a new molecule.
The active site gets bigger.
The enzyme becomes inactive.
Why is it important to keep our bodies at a healthy temperature?
To help enzymes work properly.
To keep our skin warm.
To prevent us from getting sick.
To make us feel comfortable.
What is phenylketonuria (PKU)?
A disease caused by eating too much sugar.
A disease where people can't digest milk.
A rare disease where people lack an enzyme needed to process proteins.
A disease that makes people allergic to certain foods.
What is diffusion?
Diffusion is when things move from a place where there's a lot of them to a place where there are fewer of them.
Diffusion is when cells use proteins to help move things across their membranes.
Diffusion is when water moves across a membrane from a place where there's more water to a place where there's less water.
Diffusion is when cells need help moving things across their membranes.
What is osmosis?
Osmosis is when cells use proteins to help move things across their membranes.
Osmosis is when things move from a place where there's a lot of them to a place where there are fewer of them.
Osmosis is when water moves across a membrane from a place where there's more water to a place where there's less water.
Osmosis is when cells need help moving things across their membranes.
What is facilitated diffusion?
Facilitated diffusion is when cells use proteins to help move things across their membranes.
Facilitated diffusion is when water moves across a membrane from a place where there's more water to a place where there's less water.
Facilitated diffusion is when things move from a place where there's a lot of them to a place where there are fewer of them.
Facilitated diffusion is when cells need help moving things across their membranes.
What is the cell membrane made of?
A special layer called a phospholipid bilayer.
A wall made of protein.
A thin layer of sugar.
A layer of fat.
Why is the cell membrane called selectively permeable?
It lets some things pass through easily, but not others.
It lets everything pass through easily.
It only lets water pass through.
It only lets small things pass through.
How does diffusion help cells?
It helps cells get rid of waste.
It helps cells get the materials they need.
It helps cells move around.
It helps cells grow.
What is the cell membrane like?
A wall
A gatekeeper
A door
A window
What is the name for when the cell uses energy to move things across the membrane?
Passive transport
Active transport
Cellular transport
Homeostasis
What does active transport help the cell do?
Get rid of waste products
Maintain a stable internal environment
Bring in nutrients
All of the above
What is the name for the process that helps the cell keep a stable internal environment?
Cellular transport
Passive transport
Active transport
Homeostasis
What happens to a cell if it loses too much water?
It grows bigger
It gets stronger
It shrinks and dies
It becomes more active
Why is active transport important for getting nutrients into the cell?
It helps the cell use energy more efficiently
It allows the cell to move faster
It helps the cell get the things it needs to survive
It makes the cell stronger
What are the two main types of cells?
Animal cells and plant cells
Prokaryotic cells and eukaryotic cells
Red blood cells and white blood cells
Muscle cells and nerve cells
What is the main difference between prokaryotic and eukaryotic cells?
Prokaryotic cells are smaller and don't have a nucleus, while eukaryotic cells are larger and have a nucleus.
Prokaryotic cells are found in animals, while eukaryotic cells are found in plants.
Prokaryotic cells have a cell membrane, while eukaryotic cells don't.
Prokaryotic cells are more complex than eukaryotic cells.
What is the function of the nucleus in a eukaryotic cell?
It helps the cell move.
It stores the cell's DNA.
It produces energy for the cell.
It helps the cell communicate with other cells.
What is the main difference between prokaryotic and eukaryotic cells in terms of their size?
Prokaryotic cells are much larger than eukaryotic cells.
Prokaryotic cells and eukaryotic cells are the same size.
Prokaryotic cells are much smaller than eukaryotic cells.
Prokaryotic cells are only found in plants, while eukaryotic cells are found in animals.
What is the function of the cell membrane?
The cell membrane helps the cell move.
The cell membrane helps the cell communicate with other cells.
The cell membrane is like a wall that keeps the inside of the cell separate from the outside.
The cell membrane produces energy for the cell.
What is DNA and what is its function?
DNA is a type of protein that helps the cell move.
DNA is the instructions for how the cell works.
DNA is a type of sugar that gives the cell energy.
DNA is a type of fat that helps the cell store energy.
What are the four important groups of molecules found inside a cell?
Carbohydrates, lipids, proteins, and nucleic acids
Sugars, fats, proteins, and DNA
Cell walls, cytoplasm, nucleus, and organelles
Energy, storage, building blocks, and instructions
What is the main job of carbohydrates in a cell?
To store energy for later use
To build and repair the cell
To fight off infections
To provide energy for the cell to work
What are the two types of nucleic acids?
DNA and RNA
Carbohydrates and lipids
Proteins and nucleic acids
Cell walls and cell membranes
Which biomolecule is like the cell's blueprint, holding the instructions for building and running the cell?
Carbohydrates
Lipids
Proteins
Nucleic acids
What is one way that carbohydrates help plants?
They help plants store energy.
They help plants fight off disease.
They help plants build strong cell walls.
They help plants move water.
What is one way that lipids protect a cell?
They help the cell store energy.
They help the cell build new parts.
They help the cell stay moist.
They help the cell move.
What does the circulatory system do?
The circulatory system helps animals breathe.
The circulatory system carries nutrients to all the cells in the body.
The circulatory system protects the body from germs.
The circulatory system helps animals move.
What happens if the digestive system doesn't work properly?
The animal might get too much sleep.
The animal might get too much energy.
The animal might not get enough nutrients.
The animal might grow taller.
What are two ways the body protects itself from harm?
The immune system fights off germs and the skin protects the body from cuts.
The nervous system controls breathing and the skeletal system provides support.
The digestive system breaks down food and the circulatory system carries nutrients.
The body doesn't need protection from harm.
What does the immune system do to help the body?
The immune system helps the body move.
The immune system helps the body digest food.
The immune system fights off germs and infections.
The immune system helps the body breathe.
What is one way the skeletal system helps the body?
The skeletal system helps the body fight off germs.
The skeletal system helps the body digest food.
The skeletal system helps the body breathe.
The skeletal system provides support and structure for the body.
How do viruses get into your body?
They come in through your nose, mouth, or a cut in your skin.
They travel through the air and enter your lungs.
They are injected by insects.
They are found in the food you eat.
What do viruses need to make more of themselves?
They need to be in a warm place.
They need to be in a dark place.
They need to be in a living thing.
They need to be in water.
What happens when a virus gets inside your body?
It makes you feel better.
It makes you sneeze.
It uses your cells to make more viruses.
It makes you hungry.
What is a virus like when it gets inside your body?
A tiny bug that crawls around.
A thief who steals your stuff.
A helpful friend who cleans your house.
A seed that grows into a plant.
Why do scientists study viruses?
To make them grow bigger.
To learn how to stop them from making people sick.
To make them more dangerous.
To find out what they taste like.
What is the main difference between a virus and a living thing?
Viruses are much smaller.
Viruses can't make more of themselves on their own.
Viruses don't have cells.
Viruses can't move.
