PAX PAX Biology 2

Question 1

Which blood type is considered the universal donor?

Accepted Answer

O negative

Answer

A positive

Answer

B negative

Answer

AB positive

Question 2

What is osmosis?

Accepted Answer

Movement of water across a semipermeable membrane from low to high solute concentration

Answer

Movement of solutes from high to low concentration

Answer

Active transport of ions into the cell

Answer

Breakdown of glucose for energy

Question 3

Which part of the neuron receives signals from other neurons?

Accepted Answer

Dendrites

Answer

Axon

Answer

Myelin sheath

Answer

Synapse

Question 4

What is the primary function of white blood cells (leukocytes)?

Accepted Answer

Defend against infection

Answer

Transport oxygen

Answer

Carry carbon dioxide

Answer

Produce clotting factors

Question 5

Where does photosynthesis primarily occur in plant cells?

Accepted Answer

Chloroplasts

Answer

Mitochondria

Answer

Nucleus

Answer

Ribosomes

Question 6

Which organ system is responsible for exchanging oxygen and carbon dioxide?

Accepted Answer

Respiratory system

Answer

Digestive system

Answer

Endocrine system

Answer

Lymphatic system