Random Bio
Name 3 organs in the digestive system
Stomach, mouth, small intenine, large intestine
study of living things
Birds evolved to become dinosaurs
What characteristic of life?
Evolution
Group of different organisms living in the same space
community
Which system is responsible for getting rid of waste in the body?
Excretory System
Mrs. Rocco wants to see what color lights plants grow best under. She used only spinach plants and grew the plants under white, red, green, and blue lights. The lights were on for 10 hours a day and she watered the plants 20ml of water every day. The plants grown under
List the constants / controls in this experiment
controls / constants
lights on for 10 hours a day
only spinach plants
waters the same amount
Sam grows 1 foot in a year - which characteristic of life
growth and development
Which science and engineering practice is best represented by the following example:
A scientist made a diagram of the cell
Developing and using models
Give 2 examples of quantitative data and 2 examples of qualitative data
answer will vary
The purpose of the control group in an experiment is to serve as a baseline comparison to determine the true effect of the experiments independent variable, by isolating it from other influencing factors.
What type of cell can be specialized?
Multicellular
A. 3 things plant cells have that animal cells do not
A. cell wall, vacuole, chloroplast
Which science and engineering practice is best represented by the statement
The scientist took the average of all of the data sets
Using mathematical and computational thinking
List the function of the following organelles
1. Cell Membrane
2. Mitochondria
3. Nucleus
4. Cytoplasm
2. Mitochondria - makes energy ATP
3. Nucleus - control center of cell
4. Cytoplasm - fills up empty space in cells
Jackie wants to test and see if caffeine helps plants grow. She has 10 plants. Gives them all the same amount of water. She gives 5 plants coffee and 5 plants do not get coffee. She uses all cucumber plants. What is the Independent variable, dependent variable and control?
Dependent variable: Plant growth
Control: cucumber plants
atom, molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere
How does gene expression result in specialized cells?
Specific genes are activated in different types of cell types giving them specific functions
What cross cutting concept does a food chain or food web represent
systems and systems and models
1. What is the set point for this feedback loop?
2. What type of feedback is shown in this model? Explain.
2. Negative feedback, the body is trying to discourage what is going on in a living system and return to a set point
Johnny wants to test how much liquid different types of paper towels can soak up. He uses 5 square inches of 4 different paper towel types. He finds that Brawny brand paper towels soak up the most liquid. What is the Independent variable, Dependent variable and control?
IV : different paper towel brands
DV: how much liquid is soaked up
CONTROL: same size paper towel for each (5 square inches)
Identify the Claim , evidence and reasoning in this statement
Burning fossil fuels is harmful to the environment. Evidence: Burning fossil fuels releases greenhouse gases like carbon dioxide into the atmosphere. These gases trap heat, causing a rise in global temperatures and contributing to climate change and pollution, demonstrating their harmful impact on the environment.
Claim: Burning fossil fuels is harmful to the environment
Evidence: Burning fossil fuels releases greenhouse gases like carbon dioxide into the atmosphere
Reasoning: These gases trap heat, causing a rise in global temperate, contributing to climate change which harms the environment
A lady bug and a robot are in the same room. Which is living and which is not. Give at LEAST 2 pieces of evidence to support your conclusion
Answers will vary
70
50
40
53.3