Part One

Question 1

What is the chemical formula for water?

Answer 1

H2O

Question 2

True or False: The Earth revolves around the Sun.

Answer 2

True

Question 3

Fill in the blank: The process by which plants make their own food is called __________.

Answer 3

photosynthesis

Question 4

What organelle is known as the powerhouse of the cell?

Answer 4

mitochondria

Question 5

Which gas do plants absorb from the atmosphere during photosynthesis?

Answer 5

carbon dioxide

Question 6

What is the main function of the roots of a plant?

Answer 6

to absorb water and nutrients

Question 7

Multiple Choice: Which of the following is NOT a type of rock? A) Igneous B) Sedimentary C) Fossil D) Metamorphic

Answer 7

C) Fossil

Question 8

What is the unit of measurement for force?

Answer 8

Newton

Question 9

True or False: Energy can be created or destroyed.

Answer 9

False

Question 10

What is the primary source of energy for Earth?

Answer 10

the Sun

Question 11

Fill in the blank: The __________ is the basic unit of life.

Answer 11

cell

Question 12

What type of bond involves the sharing of electron pairs between atoms?

Answer 12

covalent bond

Question 13

Multiple Choice: Which of the following is an example of a conductor? A) Wood B) Glass C) Copper D) Plastic

Answer 13

C) Copper

Question 14

What is the pH level of pure water?

Answer 14

7

Question 15

True or False: All living organisms are made up of cells.

Answer 15

True

Question 16

What are the three states of matter?

Answer 16

solid, liquid, gas

Question 17

Fill in the blank: The __________ theory explains the movement of tectonic plates.

Answer 17

plate tectonics

Question 18

Which part of the cell contains the genetic material?

Answer 18

nucleus

Question 19

Multiple Choice: Which of the following is a renewable resource? A) Coal B) Solar Energy C) Natural Gas D) Oil

Answer 19

B) Solar Energy

Question 20

What is the process by which a liquid turns into a gas?

Answer 20

evaporation

Question 21

True or False: The heart is part of the respiratory system.

Answer 21

False

Question 22

What is the main function of the chloroplast?

Answer 22

to conduct photosynthesis

Question 23

Fill in the blank: The __________ is a measure of the average kinetic energy of particles in a substance.

Answer 23

temperature

Question 24

What is the formula for calculating speed?

Answer 24

speed = distance/time

Question 25

Multiple Choice: What type of energy is stored in food? A) Kinetic B) Potential C) Thermal D) Nuclear

Answer 25

B) Potential

Question 26

What is the primary function of the digestive system?

Answer 26

to break down food and absorb nutrients

Question 27

True or False: An ecosystem includes both living and non-living components.

Answer 27

True

Question 28

What is the name of the process by which animals exhale carbon dioxide?

Answer 28

respiration

Question 29

Fill in the blank: The __________ is the outer layer of the Earth.

Answer 29

crust

Question 30

What is the law of conservation of mass?

Answer 30

Mass is neither created nor destroyed in a chemical reaction.

Question 31

Multiple Choice: Which of the following is a characteristic of living things? A) They grow B) They can be measured C) They are made of rocks D) They are always large

Answer 31

A) They grow

Question 32

What type of energy transformation occurs when you turn on a light bulb?

Answer 32

electrical energy to light energy

Question 33

True or False: The atmosphere is composed primarily of nitrogen.

Answer 33

True

Question 34

What is the primary function of the skeletal system?

Answer 34

to provide structure and support to the body

Question 35

Fill in the blank: The __________ is the part of the brain responsible for balance and coordination.

Answer 35

cerebellum

Question 36

What is the primary gas released by plants during photosynthesis?

Answer 36

oxygen

Question 37

Multiple Choice: Which of the following is an example of a physical change? A) Rusting B) Boiling C) Burning D) Digestion

Answer 37

B) Boiling

Question 38

What is the main purpose of the circulatory system?

Answer 38

to transport blood and nutrients throughout the body

Question 39

True or False: The sun is a star.

Answer 39

True

Question 40

What is the process by which water vapor turns into liquid water?

Answer 40

condensation

Question 41

Fill in the blank: The __________ is the basic unit of heredity.

Answer 41

gene

Question 42

What is the primary function of the respiratory system?

Answer 42

to facilitate gas exchange

Question 43

Multiple Choice: Which of the following is a non-renewable resource? A) Wind B) Solar C) Coal D) Biomass

Answer 43

C) Coal

Question 44

What is the term for an organism's role in its environment?

Answer 44

niche

Question 45

True or False: Sound travels faster in air than in water.

Answer 45

False

Question 46

What is the formula for photosynthesis?

Answer 46

6CO2 + 6H2O -> C6H12O6 + 6O2

Question 47

Fill in the blank: The __________ is the layer of gases surrounding Earth.

Answer 47

atmosphere

Question 48

What is the primary component of the cell membrane?

Answer 48

phospholipids

Question 49

Multiple Choice: Which of the following is a characteristic of acids? A) Bitter taste B) Sour taste C) Slippery feel D) None of the above

Answer 49

B) Sour taste

Question 50

What is the process of cell division called?

Answer 50

mitosis