7th Grade Throwbacks
Name one part of the digestive system.
What is the first part of the scientific method?
Question
Define fertilization.
Joining of sperm and egg.
What is internal fertilization?
Sperm and egg joining inside of the body.
The pistil is the ________ part of the flower.
(male or female)
Female
Name one part of the circulatory system.
Heart, veins, arteries and blood vessels
What is the dependent variable?
The variable that we measure. The results.
Pollination
The transfer of pollen from the male reproductive organ to the female.
What is external development?
When an organism grows and develops outside of the body.
The stamen is the _________ part of the flower.
(Male and Female)
Male
A group of organs working together to perform a certain function is called
A system
What is an observation?
What we see. We can use our senses to collect information.
Body System
One or more organs working together.
What is the difference between sexual and asexual reprod
Asexual reproduction requires one parent to create an offspring. Sexual reproduction requires two.
What are the two parts of the stamen?
anther and filament
Which structure is found in plant cells but not in animal cells?
Cell wall
What do we need to include in our conclusion?
Whether our hypothesis was correct/ incorrect and the connections you make with the results of your experiment
Hypothesis
An educated guess.
Genes are a part of a
Chromosome
Name three pollinators.
Bee, wind, moth, hummingbird
What is the function or job of the nucleus?
Controls all cell activities.
Describe one experiment we did in class.
Bubble lab
Triple Beam
Flip the bottle...
Independent Variable
What is external development?
Growth of an offspring that happens outside of the body.
What are the three parts of the pistil?
stigma, style and ovary