Question

when we
observe the lower Surface
food Leaf through magnifying
glass we see numberous
What is it called and what are the
substances that it allows to pass
through?​

Answer 1

Answer:

when we observe lower surface of leaf through magnifying we observe large no. of holes called stomata.

Explanation:

this stomata allows CO2 and O2 to pass through it

Thankyou

Answer 2

Answer:

Explanation:

you will observe stomata. They are small pores which breathes in carbon dioxide and exhales oxygen which is a byproduct of photosynthesis. It also releases water vapour to cool down the plant.