Directed A
If tallness is the dominant characteristic and two heterozygous tall plants are crossed, what percentage of their offspring will be homozygous tall?
25%
What is the W-shaped constellation in the northern hemisphere near Polaris?
Cassiopeia
I look like a simple plant, but I am actually a toxic partnership between fungus and algae. What am I?
Lichen
Its categories include Tropical, Dry, Moderate, Continental and Polar. What German meteorologist developed one of the most used climate classification systems around 1900?
Wladimir Köppen
What element is 9 on Mohs Hardness Scale for minerals?
If two people who are both carriers for a genetically inherited fatal recessive disease decide to become parents, what percentage of their children will also be carriers?
50%
What value is equal to mass times acceleration?
Force
I am a collapsed star so dense that even light cannot escape my grasp. What am I?
Black Holes
Elements can only be broken down in what type of reaction?
Nuclear
What is the effect called when electromagnetic waves interact by adding to or subtracting from other similar waves?
Interference
Which type of particle exists as a helium nucleus?
Alpha
What type of potential energy is stored in the bonds of molecules?
Chemical
I protect the planet from solar radiation, but human chemicals once punched a hole right through me. What am I?
The Ozone
What is the male reproductive organ of a flower made of the filament and the anther?
Stamen
What is the rippling motion of muscles in the intestine or other tubular organs characterized by the alternate contraction and relaxation of the muscles that propel the contents onward?
Peristalisis
What type of reaction is the equation Calcium carbonate yields calcium oxide plus carbon dioxide?
Decomposition
Bacteria and fungi are what type of organism in a food web?
Decomposers
I can act like a wave or a particle, and you can never know both my speed and my exact position. What am I?
Electrons
What is the industrial process that is used to make ammonia from hydrogen and nitrogen called?
Haber
What is the common name for the chemical compound acetylsalicylic acid?
Asprin
What is the closest star system to our sun?
Alpha Centauri
What type of organism in a food web are the producers?
Plants
I am the coldest temperature possible, where all atomic motion completely stops. What am I?
Absolute Zero
What principle states that when the flow of a fluid gets faster, its pressure is reduced?
Bernoulli's
What two values affect how a liquid changes to a solid or a gas?
Tempurature and pressure