Column 1
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100
This pigment can be found in herbs, grass and algae. But NOT in any of your cells - since you're not green...
What is a chloroplast?
100
A group of organisms that can reproduce to make fertile offspring
What is a species?
100
This must always be worn during lab practicals.
safety glasses/goggles
100
What is the unit of force?
Newton (N)
100
What is an example of metal?
eg: iron,copper, etc
200
Similar cells work together to form this structure.
What is tissue?
200
What is the fourth planet from the sun?
What is Mars?
200
What is an alloy?
A mixture containing at least 2 different types of metal atoms
200
What is the force that pulls objects toward Earth?
Gravity
200
What is a property of metals?
Shiny, strong, mallaeble, ductile, sonorous, conduct heat/electricity.
300
This specialised cell is the only type of cell in your body without a nucleus.
What are red blood cells?
300
What type of microorganism infects living cells to reproduce?
Viruses
300
This word describes substances like bleach, soap, toothpaste, and sodium hydroxide
base or alkali
300
What are the 3 states of matter?
Solid, liquid, gas
300
What makes up 78% of the air?
Nitrogen
400
Root hair cells are not found on your scalp, instead they help plants do this.
Absorb water
400
What do we call a diagram that helps identify organisms using yes/no questions?
Dichotomous key
400
Why do liquids have a fixed volume but no fixed shape?
Particles are close but can move/slide around each other
400
What causes tides on Earth?
The gravitational pull of the Moon and Sun
400
What makes up 21% of the air?
Oxygen
500
What are the 7 characteristics shared by all living organisms
Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition
500
What is the difference between a compound and a mixture?
Compound = chemically bonded; mixture = not chemically bonded
500
What is a specialised cell? Give an example.
A cell adapted for a specific function (e.g., nerve cell, root hair cell)
500
What is an example of energy transfer?
Eg: Electrical energy to light energy (in a bulb)
500
what type of energy is being transformed into kinetic energy when Mr.B runs past Mr.Roberts?
chemical energy