in Leaves by

1 Answer

0 votes
by

The spongy mesophyll lies below the lower epidermis. They are cells which are loosely arranged and possess less amount of chloroplast than the palisade mesophyll that is why lower surface of leaf appear pale green in colour.

Biology Questions and Answers for Grade 10, Grade 11 and Grade 12 students, Junior and Senior High Schools, Junior Colleges, Undergraduate biology programs and Medical Entrance exams.
...