question What is the process by which cells break down glucose to produce energy in the absence of oxygen

Science

What is the process by which cells break down glucose to produce energy in the absence of oxygen?

A. Glycolysis
B. Photosynthesis
C. Krebs Cycle
D. Electron Transport Chain

Glycolysis is the process of breaking down glucose to produce energy in the absence of oxygen.

Which of the following is an example of a convergent plate boundary?

A. Mid-Atlantic Ridge
B. East African Rift
C. Himalayan Mountains
D. San Andreas Fault

What is the name of the process where a gas changes directly to a solid without passing through the liquid phase?

A. Sublimation
B. Deposition
C. Condensation
D. Evaporation

Which gas is responsible for the formation of the ozone layer in the Earth's atmosphere?

A. Oxygen
B. Nitrogen
C. Chlorine
D. Ozone

What is the term for a cluster of stars bound together by gravity, with a spherical or irregular shape?

A. Constellation
B. Asterism
C. Star system
D. Star cluster

Which of the following is a transition metal?

A. Sodium
B. Iron
C. Chlorine
D. Aluminum

What is the primary function of the skeletal system?

A. Protection of organs
B. Nutrient absorption
C. Blood circulation
D. Muscle contraction

What is the name of the spacecraft that successfully landed the rover "Perseverance" on Mars in 2021?

A. Opportunity
B. Curiosity
C. InSight
D. Spirit

Which of the following is a halogen?

A. Sodium
B. Chlorine
C. Calcium
D. Potassium

What is the chemical formula for common table sugar (sucrose)?

A. C6H12O6
B. CH4
C. H2O
D. C12H22O11

What is the function of the respiratory system?

A. Nutrient absorption
B. Gas exchange
C. Blood circulation
D. Waste elimination