1.1 Plant cells

Multiple Choice

What is the smallest unit of life?

• A Cell

• My Dog

• The Earth

Multiple Choice

What are cells?

• Tiny organisms that live in water

• Small parts of a microscope

• Food for plants

• The "tiny boxes" that make up all living things

Multiple Choice

Why can’t you see cells with your eyes?

• Because cells are the same color as leaves

• Because cells move too fast

• Because cells are inside animals only

• Because cells are too small

Multiple Choice

What tool do we use to look at cells?

• Telescope

• Binoculars

• Magnifying glass

• Microscope

Multiple Choice

What does a microscope do?

• Makes food for the plant

• Cleans the plant

• Cuts the leaf

• Magnifies things to look bigger

Multiple Choice

What does the diagram on the page show?

• Animal cells

• A plant root

• A virus

• A leaf cell

Multiple Choice

What surrounds every plant cell?

• Chloroplast

• Nucleus

• Mitochondria

• Cell wall

Multiple Choice

What is the function of the cell wall?

• Stores sugar

• Makes food

• Controls the cell

• Supports and protects the plant cell

Multiple Choice

What is the cell wall made of?

• Protein

• Sugar

• Chlorophyll

• Cellulose

Multiple Choice

What lies just inside the cell wall?

• Chloroplast

• Mitochondrion

• Nucleus

• Cell membrane

Multiple Choice

What is the function of the cell membrane?

• Absorbs sunlight

• Makes food

• Controls what goes in and out of the cell

• Stores DNA

Multiple Choice

What part of the plant cell is like jelly?

• Cell wall

• Nucleus

• Chloroplast

• Cytoplasm

Multiple Choice

What happens inside the cytoplasm?

• Water is stored

• Cell divides

• DNA is copied

• Chemical reactions take place

Multiple Choice

What keeps the cell alive and working?

• Chlorophyll

• Cell wall

• Water

• Reactions in the cytoplasm

Multiple Choice

What part controls the activities of the cell?

• Cell wall

• Cytoplasm

• Mitochondrion

• Nucleus

Multiple Choice

What is found in most cells to control activities?

• Vacuole

• Cell sap

• Mitochondria

• Nucleus

Multiple Choice

What is the large fluid-filled space in a plant cell called?

• Nucleus

• Cytoplasm

• Chloroplast

• Sap vacuole

Multiple Choice

What is found inside the sap vacuole?

• Blood

• Oil

• Protein

• Cell sap

Multiple Choice

What does cell sap contain?

• DNA and protein

• Sugar and other substances in water

• Carbon dioxide

• Gas and air bubbles

Multiple Choice

What part of the plant cell is green and captures sunlight?

• Nucleus

• Mitochondrion

• Cell wall

• Chloroplast

Multiple Choice

What is the job of the chloroplast?

• To store sugar

• To release energy

• To make food using sunlight

• To absorb water

Multiple Choice

Why do chloroplasts appear green?

• Because they are full of water

• Because they are full of sugar

• Because they reflect red light

• Because they contain chlorophyll

Multiple Choice

Which part of the cell releases energy from food?

• Cell wall

• Chloroplast

• Cytoplasm

• Mitochondrion

Multiple Choice

What is the singular form of mitochondria?

• Mitochondries

• Mitochondra

• Mitochondron

• Mitochondrion

Multiple Choice

Which two parts protect and control what enters the cell?

• Nucleus and cytoplasm

• Cell wall and chloroplast

• Chloroplast and mitochondrion

• Cell wall and cell membrane

Multiple Choice

Which part stores sugar and other materials?

• Cytoplasm

• Nucleus

• Chloroplast

• Sap vacuole

Multiple Choice

What part of the cell contains the cell sap?

• Mitochondrion

• Cell wall

• Chloroplast

• Sap vacuole

Multiple Choice

What part of the plant cell contains green pigment?

• Nucleus

• Cytoplasm

• Mitochondrion

• Chloroplast

Multiple Choice

Where do chemical reactions happen in the cell?

• Cell wall

• Vacuole

• Nucleus

• Cytoplasm

Multiple Choice

Which cell part helps make food for the plant?

• Nucleus

• Vacuole

• Mitochondrion

• Chloroplast

Multiple Choice

Which organelle is the 5 pointing to? 

• Cell Membrane
• Nucleus
• Chloroplast
• Cell Wall

Multiple Choice

Which organelle is the 6 pointing to?

• Chloroplast
• Cytoplasm
• Cell Membrane
• Cell Wall

Multiple Choice

Which of the following best describes a cell wall?

• Soft and jelly-like

• Thin and elastic

• Full of chlorophyll

• Rigid and non-living

Multiple Choice

What is the cell membrane mainly made of?

• Cellulose

• Starch

• Water

• Lipids and proteins

Multiple Choice

Which structure is only found in plant cells?

• Mitochondrion

• Cell membrane

• Nucleus

• Cell wall

Multiple Choice

Which structure is found in both animal and plant cells?

• Chloroplast

• Cell wall

• Vacuole

• Cell membrane

Multiple Choice

What is the main role of the cell wall?

• To control what enters and leaves

• To make food

• To give protection and strength

• To store DNA

Multiple Choice

Which part holds the contents of the cell together?

• Nucleus

• Cell wall

• Chloroplast

• Cell membrane

Multiple Choice

What material is the cell wall made of?

• Protein

• Lipids

• Chlorophyll

• Cellulose

Multiple Choice

Which of these best describes the cell membrane?

• Rigid and dead

• Made of wood

• Elastic and living

• Found only in plants

Multiple Choice

What controls the passage of substances in and out of the cell?

• Cytoplasm

• Vacuole

• Nucleus

• Cell membrane

Multiple Choice

What part of the cell gives it shape and strength?

• Chloroplast

• Mitochondrion

• Nucleus

• Cell wall

Multiple Choice

Why is the cell membrane described as “selectively permeable”?

• It is full of holes

• It lets all substances pass

• It blocks all movement

• It controls what goes in and out

Multiple Choice

Which part is like a stiff box protecting the cell?

• Mitochondrion

• Cell membrane

• Nucleus

• Cell wall

Multiple Choice

Which part is flexible and surrounds the inside of the cell?

• Cell wall

• Chloroplast

• Nucleus

• Cell membrane

Multiple Choice

Which cell part is more rigid?

• Cell membrane

• Cytoplasm

• Chloroplast

• Cell wall

Multiple Choice

What would happen if the cell membrane were missing?

• The cell would be stronger

• The cell would absorb sunlight better

• The cell contents would spill out

• The cell would become larger

Multiple Choice

Which part is made up mostly of cellulose?

• Cell membrane

• Mitochondrion

• Cytoplasm

• Cell wall

Multiple Choice

Which part is made up mostly of fats and proteins?

• Cytoplasm

• Vacuole

• Cell wall

• Cell membrane

Multiple Choice

Which cell part helps the cell stay strong and in shape?

• Nucleus

• Vacuole

• Cell membrane

• Cell wall

Multiple Choice

Which cell part helps protect the cell but is not living?

• Chloroplast

• Cell membrane

• Cytoplasm

• Cell wall

Multiple Choice

Why is the cell membrane important to cell survival?

• It makes food

• It gives green color

• It helps the cell divide

• It controls materials entering and leaving

Multiple Choice

What is the purpose of the plant cell model activity?

• To taste different fruits

• To study animals

• To build a robot

• To represent a plant cell

Multiple Choice

Which of these could you use as a plant cell model material?

• Metal rods

• Green peas or green grapes

• Paint and canvas

• Batteries and wires

Multiple Choice

What are small and large plastic bags filled with water used to represent?

• Nucleus

• Chloroplast

• Mitochondria

• Sap vacuole

Multiple Choice

What tool is used to move tiny drops of water onto the slide?

• Scissors

• Pipette

• Spoon

• Tweezers

Multiple Choice

Why is it important to compare your plant cell model with other groups'?

• To see who wins the contest

• To test how much water it can hold

• To look for better or weaker design ideas

• To practice drawing skills

Multiple Choice

Which question helps you evaluate your model's quality?

• What is your favorite fruit?

• How long did it take to build?

• What does your model smell like?

• Are there features in your model that are better than others'?

Multiple Choice

Which part of the microscope holds the slide in place?

• Mirror

• Base

• Objective lens

• Stage

Multiple Choice

Why is it important to think about the limitations of your model?

• To make it look better

• To show how weak your group is

• To understand what it doesn’t show well

• To copy another group

Multiple Choice

Name the part: Number 1

• Stage

• Eyepiece lens

• Barrel

• Diaphragm

Multiple Choice

Name the part: Number 2

• Base

• Eyepiece lens

• Barrel

• Diaphragm

Multiple Choice

Name the part: Number 3

• Objective lenses

• Barrel

• Base

• Lamp

Multiple Choice

Name the part: Number 4

• Barrel

• Coarse adjustment

• Arm

• Lamp

Multiple Choice

Name the part: Number 5

• Barrel

• Coarse adjustment

• Lamp

• Stage

Multiple Choice

Name the part: Number 6

• Arm

• Fine knob focus

• Stage clips

• Stage

Multiple Choice

Name the part: Number 7-8

• Base

• Coarse and Fine knobs focus

• Eyepiece lens

• Objective lenses

Multiple Choice

Name the part: Number 10

• Diaphragm

• Lamp

• Arm

• Objective lenses

Multiple Choice

Name the part: Number 11

• Arm

• Lamp

• Base

• Eyepiece lens

Multiple Choice

Which lens should be used first when focusing the microscope?

• The highest power lens

• The broken one

• The smallest/lowest power lens

• Any lens randomly

Multiple Choice

Why should you be careful when placing the cover slip?

• It can cause the onion to turn green

• It might melt

• It can break easily

• It’s made of paper

Multiple Choice

What is a cover slip?

• A lid for the onion

• A piece of glass placed over the onion sample

• A small towel

• A part of the microscope lens

Multiple Choice

What part of the microscope helps bring the object into sharp view?

• Stage

• Mirror

• Slide

• Focusing knobs

Multiple Choice

What is a microscope slide used for?

• To cut the onion

• To mix chemicals

• To hold the sample under the microscope

• To clean the microscope