SMA_QB

1. Which of the following is most likely the solute in a saltwater solution?

• Salt (sodium chloride)
• Baking soda
• Sugar
• Water

2. The process by which certain gases (principally water vapor, carbon dioxide, and methane) trap heat that radiates from Earth.

• Greenhouse effect
• Acid rain formation
• Ozone layer depletion
• Global warming mitigation

3. What body system is responsible for supplying oxygen to the body?

• Respiratory system
• Nervous system
• Digestive system
• Circulatory system

Which of the following refers to the theory that says that the continents have not always been in their present locations but have moved there over millions of years?

• Plate Tectonics Theory

• Continental Drift Theory

• Sea-floor spreading

• Contiguity Theory

Which element has an atom with the greatest tendency to attract electrons in a chemical bond?

• C

• Si

• S

• Cl

Which of the following is responsible for converting light energy into chemical energy in plants?

• Glycolysis

• Photosynthesis

• Cellular respiration

• Krebs cycle

What do you call the process of changing a solid into liquid by heating it?

• Evaporating
• Melting
• Condensing
• Freezing

8. Kinetic energy is an energy possessed by an object in motion and it is expressed in this equation, 𝑲𝑬 =𝟏/𝟐 𝒎𝒗𝟐. From the equation, kinetic energy depends on its _________.

• mass and velocity
• force and mass
• temperature and pressure
• acceleration and distance

 

9. Plants are considered as food makers. Which of the following cell organelles does photosynthesis occur?

• Nucleus
• Ribosomes
• Mitochondria
• Chloroplasts

What do you call the movement of plate boundaries that are sliding past each other?

• transform-fault

• convergent

• divergent

• transparent