What is the chemical symbol for the element potassium?

• P

• K

• Po

• Pt

What is the primary pigment responsible for the absorption of light in photosynthesis?

• Chlorophyll a

• Chlorophyll b

• Carotenoids

• Xanthophylls

Tags

NGSS.MS-LS1-6

What is the smallest bone in the human body, located in the middle ear?

• Stapes

• Incus

• Malleus

• Hyoid

What is the chemical formula for sulfuric acid, a highly corrosive and strong mineral acid?

• H2SO4

• HCI

• H2SO3

• H2O

What is the unit of electrical resistance in the International System of Units (SI)?

• Volt

• Ohm

• Ampere

• Joule

Francis Crick and James Watson made which medical discovery in 1953?

• Antibiotic invention

• DNA Structure

• Electrocardiograph

• Organ transplantation

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Which of the following colors of light has the longest wavelength?

• Red

• Green

• Blue

• Violet

Which part of the human brain is responsible for processing sensory information and coordinating voluntary movements?

• Cerebrum

• Brainstem

• Hypothalamus

• Cerebellum

What is the name of the nearest star system to the Sun, consisting of three stars including Proxima Centauri, the closest star to Earth?

• Alpha Centauri

• Sirius

• Barnard's Star

• Vega

What is the name of the largest moon in the Solar System?

• Ganymede

• Io

• Europa

• Callisto