Earth Science
Chemistry
Biology
Astronomy
Zoology
100
How many years ago was Earth formed?
about 4.5 billion years ago
100
What is the basic unit of chemistry called?
Atom
100
What are the fundamental units of life called?
Cells
100
What is a layer of gas or layers of gases that envelope a planet, and is held in place by the gravity of the planetary body?
The Atmosphere
100
Zoology is the study of ____________ life.
Animal
200
What is a branch of the atmospheric sciences (which include atmospheric chemistry and atmospheric physics) with a major focus on weather forecasting called?
Meteorology
200
What is a pure chemical substance composed of more than one element called?
Compound
200
What is the complete set of genetic material called?
Genotype
200
How many planets are in the solar system?
8!
200
What is the top side of an animal called?
Dorsal
300
How many spheres does the Earth have?
Four spheres.
The lithosphere, the hydrosphere, the atmosphere, and the biosphere
300
What is the study of the chemicals, chemical reactions and chemical interactions that take place in living organisms called?
Biochemistry
300
What is the most common element in the human body?
Oxygen is the most common element in the human body, making up almost 63% of the average human
300
How many rings does Saturn have?
Saturn displays 7 distinctive rings, according to NASA.
300
What is the bottom side of an animal called?
Ventral
400
What is the layer of silicate rock between the crust and the outer core of Earth called?
Earth's Mantle
400
A chemical ________ is a pure substance which is composed of a single type of atom, characterized by its particular number of protons in the nuclei of its atoms
Element
400
What human organ cleans fifty gallons of blood every day?
Your kidneys filter fifty gallons of blood every day, producing about 1.5 liters of urine!
400
Which planet is closest to the sun?
Mercury
400
How many kingdoms are there in Zoology?
Six!
Plants, Animals, Protists, Fungi, Archaebacteria, Eubacteria.
500
In Lorentz Law, 
Force
500
What year was declared by the United Nations as the International Year of Chemistry?
A) 1897
B) 2011
C) 1952
2011!
It was an initiative of the International Union of Pure and Applied Chemistry, and of the United Nations Educational, Scientific, and Cultural Organization and involves chemical societies, academics, and institutions worldwide and relied on individual initiatives to organize local and regional activities.
500
What is the only human body part that can't repair itself?
Teeth
500
What is divided into twelve signs, each occupying 30° of celestial longitude and roughly corresponding to the following star constellations: Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius, and Pisces?
The Zodiac
500
What are a group of populations in which genes are actually exchanged through multiple generations called?
Species