Adaptions of leaves & plants (Edexcel GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What two products does a leaf produce during photosynthesis?
What two products does a leaf produce during photosynthesis?
Glucose and oxygen
Why do leaves have a large surface area?
Why do leaves have a large surface area?
Increases amount of light absorbed
Why is the thin structure of a leaf important?
Why is the thin structure of a leaf important?
Reduces CO2 diffusion distance
Where are palisade cells located in a leaf?
Where are palisade cells located in a leaf?
At the top of the leaf
What is the purpose of air spaces in the spongy mesophyll layer?
What is the purpose of air spaces in the spongy mesophyll layer?
Allow gases to diffuse efficiently
What happens to guard cells in bright light?
What happens to guard cells in bright light?
Become turgid, stomata open
Where are most stomata located on a leaf?
Where are most stomata located on a leaf?
On the underside
What is the main purpose of the waxy cuticle?
What is the main purpose of the waxy cuticle?
Prevents water loss by evaporation
What do xylem and phloem cells form in a leaf?
What do xylem and phloem cells form in a leaf?
Network of vascular bundles
How do sunken stomata in cacti reduce water loss?
How do sunken stomata in cacti reduce water loss?
Reduce air flow close to stomata