Term 3 Biology
Term 2 Biology
Term 3 Chemistry
Term 2 Chemistry
Physics
100

Give 2 traits that are inherited from the parents

eye colour

hair colour / type

height

100
What structure of the plant carries water?
Xylem
100
The higher the temperature,
The faster the rate of reaction
100

How do you test for Hydrogen gas?

Put a lighted wooden splinter, and a POP sound is produced

100

What is the formula of density?

Density = mass / volume

200

The structure of a gene is called a 

Double Helix

200

The urine is carried from the kidneys to the bladder through?

Ureter

200
What are the 3 factors affecting the rate of reaction?

1. Surface area

2. Temperature

3. Concentration

200

What are the bonds between 

1. Metal + Non-Metal

2. Non-Metal + Non-Metal

1. Ionic bond

2. Covalent bond

200

The effect that is produced when the waves meet each other is called

Interference

300

Name three of the extinct animals that you've learned in class?

1. Mammoth
2. Dodo Bird
3. Sabre-tooth cat

300

What are the 2 harmful substances that crosses the mother's placenta to the fetus?

Nicotine, Carbon monoxide

300

Hydrochloric acid will have higher rate of reaction  with powdered calcium carbonate that calcium carbonate lump due to?

Larger surface area
300

!!!BONUS!!!

What did scientists use to freshen their breath?

experi-MINTS !


hehe

300

What are the 2 types of tectonic plate movement that forms volcanoes?

1. Divergent - move away

2. Convergent - colliding

400

DNA is the short form for?

Deoxyribonucleic Acid

400

What is the equation for photosynthesis?

Carbon dioxide + water --> Glucose + oxygen

400

What is the difference in the graph of faster rate of reaction compared to slower rate of reaction?

Faster rate of reaction has a more steeper graph compared to slower rate of reaction

400

What is the symbol equation for the reaction of Magnesium carbonate + sulfuric acid?

MgCO3 + H2SO--> MgSO+ CO+ H2O

400

What are the stages of the collision theory for the formation of moon?

1. Theia collide with Earth

2. A ring of dust and rocks are formed around Earth

3. Dust and rocks come together to form moon

500

List all the 4 stages of human development stage in order

Zygote, Embryo, Fetus, Baby

500

What is the flow for urine excretion? Starting from the liver.

Liver, renal artery, kidney, urethra, bladder, ureter

500

Sodium thiosulfate + hydrochloric acid --> ?

Sodium chloride + sulfur + sulfur dioxide + water

500

List the 12 elements in reactivity series, in order.

K, Na, Ca, Mg, Al, Zn, Fe, Sn, Pb, Cu, Ag, Au

500

What are the 3 ways an object gain or lose thermal energy?

Conduction, convection, radiation

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