Biology Test Plant Biology 2

Question 1

Which organelle is unique to plant cells and is responsible for photosynthesis?

Accepted Answer

Chloroplast

Answer

Mitochondria

Answer

Ribosome

Answer

Lysosome

Question 2

What type of vascular tissue transports water and minerals from roots to leaves?

Accepted Answer

Xylem

Answer

Phloem

Answer

Cortex

Answer

Epidermis

Question 3

Which plant hormone is primarily responsible for fruit ripening?

Accepted Answer

Ethylene

Answer

Auxin

Answer

Gibberellin

Answer

Cytokinin

Question 4

What is the term for the movement of water across a semipermeable membrane from low to high solute concentration?

Accepted Answer

Osmosis

Answer

Diffusion

Answer

Active transport

Answer

Facilitated diffusion

Question 5

In C4 plants, where does initial CO2 fixation occur?

Accepted Answer

Mesophyll cells

Answer

Bundle sheath cells

Answer

Guard cells

Answer

Epidermal cells

Question 6

What structure regulates gas exchange in plant leaves?

Accepted Answer

Stomata

Answer

Trichomes

Answer

Lenticels

Answer

Cuticle

Question 7

Which process describes the loss of water vapor from plant leaves?

Accepted Answer

Transpiration

Answer

Respiration

Answer

Guttation

Answer

Translocation