Quiz for GCSE Biology - Structure of a Leaf and Stomata

Which PART of the plant stops transpiration?

• cuticle

• stomata

• chloroplast

• root hairs

Small openings called ______ are found on the underside of leaves and allow gases to enter or leave the plant cells.

• Phloem
• Chloroplasts
• Xylem
• Stomata

Tags

NGSS.4-LS1-1

NGSS.5-LS1-1

NGSS.5-LS2-1

Vascular tissue that transports water and minerals UPWARDS from a plant's roots is known as ______.

• Cuticle
• Phloem
• Stomata
• Xylem

Tags

NGSS.5-LS2-1

What gas is TAKEN IN during photosynthesis?

• argon
• nitrogen
• oxygen
• carbon dioxide

Tags

NGSS.MS-LS1-6

What gas is RELEASED during photosynthesis?

• carbon dioxide
• argon
• oxygen
• nitrogen

Tags

NGSS.MS-LS1-6

What is transpiration?

• Excess water being released from the aerial parts of plants in the form of water vapor

• Excess sugar being released from the leave

• The way a plant makes its food

• When the plant uses sugar for energy

Select all of the environmental factors that would increase transpiration.

• Increased humidity

• Increased wind speed

• Increased temperature

• Decreased surface area

Cells that control the opening and closing of stomata

• Cuticle
• Guard cell
• Vascular tissue
• Stomata

Stomata opens during night and closes during day

• True

• False

Leaf tissue where most photosynthesis occurs? 

• Palisade Mesophyll
• Spongy Mesophyll
• Collenchyma 
• Phloem 

Tags

NGSS.MS-LS1-6