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Lab Safety
Scientific Method/Labs
Plant Dissection
Observation/Inference
Fill in the Blank
100
You have been injured in the laboratory (cut, burn, etc.). First you should A. visit the school nurse after class. B. see a doctor after school. C. tell the science instructor at once. D. apply first aid yourself.
What is C. tell the science instructor at once
100
In scientific experiment you can change ___ variable(s.) a. 0 b. 1 c. 2 d. 3
What is b. 1
100
What is the purpose of the seed coat?
What is it protects the seed from harmful conditions. It also prevents the seed from germinating until conditions are just right.
100
There are 6 black lab tables in room 181.
What is observation
100
New plants grow from ____________________.
What is seeds.
200
Approved eye protection devices (such as goggles) are worn in the laboratory A. to avoid eye strain. B. to improve your vision. C. only if you don’t have corrective glasses. D. any time chemicals, heat or glassware are used
What is D. any time chemicals, heat or glassware are used
200
The one variable changed that the scientistic changes in an experiment is called the ______ ________. A. manipulated/independent variable B. responding/dependent variable C. controlled variable D. None of the above
What is A. manipulated/independent variable
200
Why do flowers have a colorful petals and a scent?
What is to attract pollinators like bees to help transfer pollen.
200
The container is filled to the 350 mL mark with water.
What is observation.
200
Sometimes, a plant can grow ____________________ that we can eat.
What is fruit.
300
Horseplay or practical jokes in the laboratory are A. always against the rules. B. okay. C. not dangerous. D. okay if you are working alone
What is A. always against the rules.
300
Big Blow Up Lab: During this lab, all the balloons' diameter were different sizes, why did this occur?
What is (answers will vary)
300
Which part of the seed will turn into the leaves.
What is (see image)
300
John hears a smoke alarm and smells burnt bacon. John can infer that his neighbor burnt her breakfast.
What is inference.
300
All plants need sunlight, food and ______________.
What is water
400
The following footwear is best in the laboratory. A. sandals B. open-toed shoes C. closed-toed shoes D. shoes appropriate for the weather
What is C. closed-toed shoes
400
Liquids Layer Lab: Is oil or water more dense? How do you know?
What is water is more dense than oil because it was the bottom layer while oil was on top.
400
Which part of the flower contains the pollen? a. style b. anther c. filament d. ovules (You must also be able to identify this part on a flower.)
What is b. anther.
400
Jennifer hears her mailbox close and her dog is barking. Jennifer can infer that the postal carrier has delivered her mail.
What is inference
400
Plants give off ____________________ to help us breathe.
What is oxygen.
500
In a laboratory, the following should not be worn. A. loose clothing. B. dangling jewelry. C. sandals. D. all of the above
What is D. all of the above
500
What is the order of the scientific method steps from first to last? analyze your data and draw a conclusion, do background research, report the results, test your hypothesis by doing an experiment, construct a hypothesis, ask a question
What is ask a question, do background research, construct a hypothesis, test your your hypothesis by doing an experiment, analyze your data and draw a conclusion, report your results.
500
What are the female parts of the flower? Must name all 4.
What is stigma, style, ovary and ovules (all this makes up the pistil.)
500
Norman sees cookie crumbs on the floor and chocolate around his son's mouth. Norman can infer that his son got into the cookie jar.
What is inference
500
Insects carry ____________________ from flower to flower.
What is pollen.