+ Nature of Science Review

+ Biology is the study of …? life

+ Two groups of rabbits are tested in a lab. Group 1 is given a special diet to increase the thickness of fur. Group 2 is not given any special diet or vitamin. Which group is the control group? Group 2

+ ALL LIVING THINGS ARE: The _____ is the ______________. basic unit of life ? cell

+ Two groups of rabbits are tested in a lab. Group 1 is given a special diet to increase thickness of fur. Group 2 is not given any special diet or vitamin. The thickness of fur in the lab is the ___ variable. dependent

+ investigate Which of the following is NOT part of a graph? Investigate Axis Increments Title

+ b. data Information gathered from observing a plant grow 3cm over two weeks is called ____. a. A theory b. Data c. Observation d. Hypothesis

+ c. hypothesis “If water is present, then mold will grow faster on bread.” This is a(n) ___. a. Conclusionc. Hypothesis b. Datad. Theory

+ a. Their work can be repeated Why must scientists write a clear set of procedures? a. Their work can be repeated b. to possibly form a theory c. So the experiment can be reviewed by others. d. all of the above

+ a. Living things respond to their environment (adaptation) Which best explains why birds fly south for the winter? a. Living things respond to their environment (adaptation) b. Living things are made of cells c. Living things have a genetic code d. Living things grow

+ c The energy that drives metabolism in animals comes from A. homeostasis. B. water. C. food. D. heredity.

+ b. homeostasis The process where organisms keep their internal environment stable is called a. Evolutionc. Metabolism b. Homeostasisd. Photosynthesis

+ What type of observations are most reliable? A. qualitative b. quantittive A

+ c. meter In the metric system, the basic unit of length is a. Literc. Meter b. Gramd. Feet

+ Parents create offspring. What characteristic of life is this?

+ Metabolism What is the process that converts food to energy for organisms?

+ What characteristic of life does this picture represent? All living things are made of cells

+ Traits are passed from parent to offspring by way of DNA. This statement represents what characteristic of life? Heredity/genetics

+ b. complexity Which of the following is not necessarily a distinct property of living things? A. homeostasis B. complexity C. metabolism d. Reproduction

+ A. opinions Which of the following do scientists not use to support ideas? A. opinions B. Experiments C. evidence D. Investigations

+ b. Testable possible explanation of an observation

+ C Most typically, the order in which the steps of scientific investigations are applied is A. controlled experiment, hypothesis, analysis of results, observations, questions, conclusions. B. observations, controlled experiment, hypothesis, analysis of results, conclusions, questions. C. observations, questions, hypothesis, controlled experiment, analysis of results, conclusions. D.questions, observations, analysis of results, controlled experiment, conclusions, hypothesis.

+ a The variable that is measured in an experiment is the _____ variable. A. dependent B. Control C. independent D. Experimental

+ What type of graph shows portions of a whole? Pie

_____________ organisms, like a bacterium, grow by ________________. Image by Riedell ALL LIVING THINGS Grow & develop ? SINGLE CELLED INCREASING in SIZE/mass

+ What type of graph shows relationships between unrelated groups? bar

+ What type of graph shows change over time? Line

+ b Which of the following is not a characteristic of living things A. growth and development b. ability to move c. responds to the environment d. ability to reproduce

+ A doctor believes that if his patients eat more protein, they will have more energy. He decides to test this by giving one group of patients a diet of eating no protein, and he gives another group of patients a diet of protein 3 times a day. What is not a CONSTANT of the experiment? A.The amount of time on diet B. The number of people in each group C.The amount of protein c

ALL LIVING THINGS ARE: Made of cells ____________organisms are _____________ made of only 1 cell Image from: (Ex: _________) ? bacteria UNICELLULAR

ALL LIVING THINGS Respond to their environment A signal to which an organism responds = ___________________ ? Image from: STIMULUS

+ Looking at a drop of blood under the microscope you see this. Which of the characteristics of living things is this an example of? Made of cells

+ Which of the characteristics of living things is this frog demonstrating? Grow and develop

+ Scientists are worried the Bird Flu virus will mutate and become able to spread from person to person causing a worldwide epidemic. Which of the characteristics of living things is this an example of? Evolution; change over time

+ Your blood sugar is low and you stop at Taco John’s for a late night snack. Your blood sugar goes back up. Which of the characteristics of living things is this an example of? Respond to stimulus & homeostasis

+ Which of the characteristics of living things is this butterfly demonstrating? Grow and develop