WorksheetsScience Club - Post Test
Total questions: 20
Worksheet time: 12mins
What is an independent variable?
What a scientist changes in an experiment to test their hypothesis
What scientist measure to see if it responded to a change
What happens when you do an experiment
What you keep the same throughout all experimental groups
What is a control?
What a scientist changes in an experiment to test their hypothesis
What scientist measure to see if it responded to a change
What happens when you do an experiment
What you keep the same throughout all experimental groups
I am used to test for the presence of complex carbohydrates (starch)
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
I am used to test for the presence of simple carbohydrates (sugars)
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
If I am positive, I will turn brick-red
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
If I am positive, I will turn dark blue/black
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
Name the food test and the type of food that was being tested.
Benedict's test
Glucose
Millon's test
Protein
Iodine test
Which component is responsible for stabilizing the flight of the rocket?
A
B
C
D
Which component is responsible for giving the rocket the thrust needed to launch into the air?
A
B
C
D
Which component makes the rocket more aerodynamic by reducing drag?
A
B
C
D
Select all that are products of Photosynthesis.
Water
Carbon Dioxide
Oxygen
Sunlight (Light Energy)
Glucose (Sugar/food)
Most leaves are green. Because they contan a green pigment called ……..
Xylem
Roots
Chlorophyll
Phloem
Here are the comparison between the rate of photosynthesis during the daylight and night. Which one is correct?
Daylight > Night
Daylight < Night
Daylight = Night
It can't be compared
Which is NOT the advantage of using pectinase in apple juice production?
clearer juice appearance
adding natural sweetness
less production cost
higher yield
Thermometer is a device to measure ....
Temperature
Heat
Electrical current
Density
A centimetre scale is fixed next to an unmarked mercury-in-glass thermometer. The ice point and the steam point are marked. What is the temperature shown on the thermometer?
44 oC
56 oC
60 oC
66 oC
