How many chambers does a human as well as a dog's heart have?
a) 2
b) 3
c) 4
c) 4
What is the temperature at which a liquid turns into a gas?
a) Matter point
b) Condensation point
c) Boiling point
c) Boiling point
What is the largest organ of the human body?
a) The skin
b) The liver
c) The brain
a) The skin
The study of respiration shows:
a) Green plants and animals always consume oxygen and release CO2 day and night.
b) Green plants only breath at night.
c) Green plants breathe during the day taking carbon dioxide and releasing CO2
a) Green plants and animals always consume oxygen and release CO2 day and night.
What is the repeating cycle of precipitation, condensation and evaporation called?
a) Water Cycle
b) Earth Cycle
c) Rain Cycle
a) Water Cycle
The center of a cell enclosed in a membrane is called ...?
a) Ribosome
b) Nucleus
c) Cytoplasm
b) Nucleus
Three of the most common states of matter are solids, liquids, and gases. A liquid has:
a) defined volume, but not a defined shape
b) definite shape, but no defined volume
c) definite volume and shape
a) defined volume, but not a defined shape
In a solution of saltwater (a saline solution), salt is the:
a) Solute
b) Solvent
c) Colloid
a) Solute
Stalagmites grow from
a) the ground of a cave towards the ceiling
b) the ceiling of a cave towards the ground
c) both directions, depending on which hemisphere they are
a) the floor of a cave towards the ceiling
What's this?
a) a dropper
b) a test tube
c) a graduated cylinder
a) a dropper
What would happen if the earth's atmosphere vanished? The weight of things
a) would decrease
b) would be zero
c) would increase
d) wouldn’t change
d) Wouldn’t change
If we drop a ball of lead and another one of wool of the same dimensions and at same time from and 100 metre high building, the ball which hits the ground first is:
a) The lead ball
b) The wool ball
c) Both at the same time
c) Both at the same time
Which bone is the longest bone in the human body?
a) Femur
b) Humerus
c) Tibia
a) Femur
Which of the following is not a cause of erosion?
a) Gravity
b) Water
c) Wind
d) Plant roots
d) Plant roots
Select one of the following to determine the proper procedure for shutting down your computer.
a) It's best to never turn off your computer.
b) Just unplug your computer.
c) Go to the Start menu and click "Shut Down"
c) Go to the Start menu and click "Shut Down"
Can frogs live in salt water?
a) Yes
b) No
c) Only in tropical seas
b) No
If we cut the tail of all mice and their offspring and we did this experiment for a lot of generations,
a) mice would be born without tail
b) the tail of the new generations would be shorter
c) the shape of the tail wouldn’t change
c) the shape of the tail won’t change
What is the base unit for temperature?
a) Degree Kelvin
b) Degree Fahrenheit
c) Degree Celsius
a) Degree Kelvin
The compound CO2 represents
a) Two atoms of carbon and two atoms of oxygen
b) One molecule of carbon and two molecules of oxygen
c) One atom of carbon and two atoms of oxygen
c) One atom of carbon and two atoms of oxygen
This vitamin is excreted by humans in urine. What is it?
a) B12
b) C
c) D
b) C
Which famous scientist introduced the idea of natural selection?
a) Charles Darwin
b) Sigmund Freud
c) Thomas Henry Huxley
a) Charles Darwin
Is an iguana an omnivorous, carnivorous or herbivorous reptile?
a) carnivorous
b) herbivorous
c) omnivorous
b) herbivorous
ICT is the acronym for:
a) Internet and Computer Technology
b) Internet and Constant Technology
c) I Can't Think
a) Internet and Computer Technology