Biology 101 Quiz study exam

1. Which of the following is not a feature of chloroplasts?

• 1. Contain a green pigment, chlorophyll

• 1. Are crucial for cellular respiration

• 1. Composed of stacks of thylakoids

• 1. Have granums surrounded by a fluid, stroma 

1. Which of the following speeds up a chemical reaction?

• 1. Ribosome

• 1. Channel Proteins

• 1. Golgi Apparatus

• 1. Enzyme

Tags

NGSS.HS-PS1-5

T/F Catabolic pathway breaks complex molecules into simple compounds, consuming

• True

• False

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-5

1. A(n) ____ system does not exchange matter/heat with the surroundings?

• isolated

• close

• open

1. Which of the following decreases the entropy of the universe? 

• 1. Spontaneous process

• 1. Nonspontaneous process

1. A chemical reaction with a negative delta G is said to be?

• 1. At equilibrium

• 1. Endergonic

• 1. Exergonic

• 1. Still reacting

1. Why is a reaction with a positive Delta G unfavorable?

• 1. The reaction becomes more stable after product formation

• 1. The products are lower in free energy

• 1. The system doesn’t exist in equilibrium

• 1. The products are higher in free energy 

1. What type of work pushes substances against their concentration gradient, across membranes?

• 1. Transport

• 1. Chemical

• 1. Mechanical

1. Which of the following does ATP NOT have? 

• 1. Acetyl CoA

• 1. Three Phosphate groups

• 1. Adenine (Nitrogenous base)

• 1. Ribose

1. What type of energy is stored within the bonds of ATP?

• 1. Kinetic

• 1. Thermal 

• 1. Chemical

• 1. Potential

Tags

NGSS.HS-PS1-4