This site is 100% ad supported. Please add an exception to adblock for this site.

Photosynthesis 7th Grade


undefined, object
copy deck
What is the process that converts radiant energy into chemical energy?
Name one product of Photosynthesis
Oxygen or Glucose
What is the process used to find answers to questions about the world around us?
The Scientific Method
True or False: The Scientific Method always has the same amount of steps?
Name one reactant involved in the process of Photosynthesis.
Carbon Dioxide Water Radiant Energy
C6 H12 O6 is the chemical formula for what?
T/F- You can not have an experiment with more than one variable at a time.
T/F- Plants make and store excess food that can also be used to provide energy for consumers.
In plants, photosynthesis mainly occurs in the ...
This green pigment captures the sun's energy in photosynthesis.
Small openings on the bottom of the leaf that allow gas exchange are called...
What is the chemical formula for Carbon Dioxide?
What does the prefix "di" mean?
What does the prefix "photo" mean?
T/F- Photosynthesis is NOT a light dependent reaction.
FALSE- PHOTO means Light
T/F Humans are consider producers?
What is the term for an animal that eats both plants and other animals?
T/F Plants are not an example of a producer.
T/F Animals produce Oxygen?
What is the name of the sugar plants produce?
Animals that eat only meat are called...
The Sun shines on the plant and provides...
Radiant Energy
T/F- Water enters the root system and travels through the stem into the leaves.
T/F- When plants are eaten, this provides chemical energy to the animal.
Animals that eat only plants are called....
What scientific word means "mouth"?
The many tiny opening on the bottom of the leaf are called....
What is the name of the pigment found in green plants?
T/F- Plants get CO2 from the soil.
T/F- The Chloroplast contain the chlorophyll.
T/F- Light energy is converted to chemical energy and is stored in the food that is made by green plants.
T/F- The radiant energy from the Sun drives the process of photosynthesis.
Plants produce______ for animals and animals produce ______ for plants.
Oxygen, Carbon Dioxide
T/F- The epidermis is nearly transparent, which allows the sunlight to penetrate the leaf.
The opening and closing of the stomata is controlled by....
the Guard Cells.
T/F- The production of food occurs more during the night and slows down during the day.
______ is the site of Photosynthesis
The prefix "Chloro" means....
The prefix "bio" means...
When we conducted the "Light & Plants Lab" we changed what variable?
the amount of sunlight
What Scientific prefix means "sweet".
The word 'Chlorophyll' means _____ _____.
Green Leaf
T/F- Plants take in carbon dioxide from the atmosphere.
T/F- Without the presence of chlorophyll, the process of photosynthesis could not occur.
What is the term that describes what some plants do in the cooler seasons.
Plants go into a DORMANT or HIBERNATION state.
T/F- When leaves stop making food, the chlorophyll disappears.
That's that do NOT drop their leaves in fall are called...
_____ is the gas that is essential for animal and human survival.
T/F Chlorophyll absorbs the light energy from the Sun.
The Sun's ______ is the key to the food-making process of Photosynthesis.
radiant energy
Every plant can do this, fundamental process...and you can call this ...
Describe the proper way to carry a microscope.
Using two hands; one on the bottom and one on the arm.
What is the outermost covering of the leaf called?
What are the openings or doorways to allow substances in and out of the leaf called?
What is the name of the structure that holds the chlorophyll?
In what LAYER is the food made?
Palisade Layer
This gas is required for Photosynthesis and is given off by animals.
Carbon Dioxide
The prefix "GEO" means...
H20 is the chemical formula for...
The directional growth of a plant in response to a light source is called....
The bottom of the microscope is known as the ______>
T/F- Coarse Adjustment knob on the microscope is used to roughly focus in on objects.
The openings that act as doorways to allow substances in and out of the leaf is called....
T/F- Two guard cells, one on each side of the stoma, open and close the stomata in response to water levels in the cells.
The structure that holds the Chlorophyll is called....
Name 2 things that go in and out of the stoma.
1. Oxygen 2. Carbon Dioxide
T/F Water enters the plant through the leaves.
FALSE- roots!
Geotropism is the plants response to .....
Something that causes a response in an organism is called a...
What are the five basic parts of a seed?
Seed coat, cotyledon, root, stem, leaves
A push or pull is called
a force
Name four things in the environment that can cause a response in a seed.
Gravity, Light, Temperature, Water
The leaves and stem growing UP are an example of ______ ______tropism.
Positive Photo, Negative Geo
T/F- Plants grow from seeds or other plant parts.
T/F- Plants and trees always come from seeds.
FALSE- seeds or other identical trees or plants
T/F- All organisms respond to external stimuli and force can drive an organism's basic processes.
The fleshy portion of the seed that stores energy or food for the seed is called_______.
T/F- Seeds look dead, but they are usually living, just dormant.
The protective covering that surrounds a bean is called the _____ _____.
Seed Coat
Some of the beans in our experiment began to rot or mold because of _____ ______.
Excess or too much water.
The way a plant responds to touch is called________.
We had to set up Bean Lab # 2 because the first lab didnt work because.....
Mrs. Rappolee had soaked the beans first.
The reason the bean get all 'puffed up' and grow in size is because....
they absorbed the water in the paper towel/bag system.
What caused the Seed Coat to come off of the bean?
The bean absorbed the water and grew in size causing the seed coat to split and shed. Like a snake.
The "Tickle-Me Plant" is an example of what type of tropism?
The 'corn lab' we set up is to test the effects of _____ on the corn seeds.
The prefix 'Bio' means....
The way a plant bends or grows in response to the presence of water is called....
T/F- The prefix "Photo" means food.
FALSE- Photo means LIGHT
The name of the food that plants make is called ______.
T/F- Tropisms can be positive or negative.
A positive response is when the plants moves TOWARD the stimulus.
A Hypothesis is an _____ ______.
Educated Guess
The by-product of Photosynthesis is called _______.
T/F- You should only begin an experiment after you've read the directions and received permission from the teacher.
T/F- It's ok to eat in the lab area as long as you don't drink.
Roots growing down is an example of _____ _____.
Positive Geotropism
A Venus Fly Trap plant is a great example of _______.
Why do you think Sunflowers were given their name?
Because they 'turn' or 'follow' the Sun all day.
______ are movements caused by a change in a plants' growth pattern.
What should you do if you break a piece of lab equipment?
Tell the teacher!
T/F- Never work alone in the laboratory.
T/F- If a container is being heated, make sure to look in the open end of the container to view any reactions.
T/F- Do not touch any equipment, chemicals, or other materials in the laboratory area until you are instructed to do so.
T/F- You can perform extra experiments in the lab as long as you record your results.
FALSE! NO unauthorized experiments.
Describe the proper way to smell a substance in the lab.
Gently wave your hand over the open container towards your nose.
What is the procedure for make-up work?
Check the Make-up work folder for the day you were absent; then ask if you have questions.
T/F- Mrs. Rappolee's biggest pet peeve is being interrupted when she is talking.
TRUE! Always raise your hand, or wait to sharpen your pencil if Mrs. Rappolee is talking.
T/F- The colors in Fall leaves (red, orange, yellow, etc) are always present in the leaf.
T/F- The presence of Chlorophyll is necessary for the process of Photosynthesis to occur.
A plant that holds water and a bug falls into this water and dies. This plant is called....
the pitcher plant.
T/F- Venus Fly Traps will only close when a fly touches it.
FALSE- it will respond to any touch
What is the importance of the roots exhibiting positive Geotropism?
Because they must grow down to hold the plant/tree securely in place and to reach water.
What happens if you forget your supplies in your locker?
You will not be able to go get them.
What will happen if Mrs. Rappolee catches you removing someone's work from the turn in box?
Automatic ZERO.
State the pledge to the Texas Flag.
Honor the Texas Flag, I pledge Allegiance to thee. Texas, one state under God, one and indivisible.
Why are the hard parts of the insect bodies left over after absorption?
Because the digestive enzymes cannot break them down.
What are the two types of traps among meat-eating plants?
Active-moving parts

Passive- non-moving parts

What forms when you burn sugar?
Why do plants produce fruit?
To attack animals which will carry away their seeds.
______ is the amazing way that plants have adapted to living on Earth.
All living things depend on ________
How do cacti store water?
In their fleshy stems and pads.
What is an example of a plant that eats raw flies?
Pitcher plant
What are medicinal plants used for?
To make medicines to treat diseases.
The way a plant grows or bends in response to WATER is called ___________
What does the prefix GEO mean?
Roots growing downward are an example of _______________
Positive Geotropism
What is a push or pull called?
What pushes or pulls are involved in the seed growing.
Gravity pulls on the roots.

The stem pushes up through the soil.

The _________ is the fleshy portion of the seed that stores energy or food for the seed.
The __________ ________ is the protective covering of the bean.
Seed Coat
How many cotyledons does a bean plant have?
A type of symbiosis when one species benefits and the other species is harmed.
The type of symbiosis when one species benefits and the other species is not affected.
The type of symbiosis where both species involved benefit from the relationship.

Deck Info