MS STEM WEEK 3 Challenge

Which of these is the largest planet in the Solar System?

• Earth
• Mars
• Mercury
• Jupiter
• Pluto

Which of these is an example of inherited variation in plants?

• having a disease
• flower colour
• being eaten by slugs
• being used as a vegetable

In which kingdom do all the organisms have many cells and their cells have no cell walls?

• plant kingdom
• animal kingdom
• United Kingdom
• fungus kingdom

The best way to put out a small electrical fire is:

• spray it with water to cool it down.
• spray with foam to exclude air and cool it down.
• cover with a wet cloth to exclude air and cool it down
• spray with a powder extinguisher to exclude air

When lithium reacts with water, one product is

• carbon dioxide.
• lithium dioxide.
• dihydrogen oxide
• lithium hydroxide

Which element is very unreactive?

• Hydrogen
• Argon
• Potassium
• Oxygen

The main difference between a chemical change and a physical change is that in a chemical change you always get:

• a change of state.
• heat given out
• a change in colour.
• a new substance being formed

Name 3 human body organs

How many of these 4 need for plant to process Photosynthesis?

• carbon dioxide
• water
• sunlight
• oxygen

Which of the following organs is not part of the digestive system?

• Heart
• Liver
• Pancreas
• Stomach