# Answer the following question. Student while observing a slide of leaf section observed many stomata on the upper surface. He thought he has placed slide upside down - Biology

Short Note

Student while observing a slide of leaf section observed many stomata on the upper surface. He thought he has placed slide upside down. Teacher confirmed it is rightly placed. Explain.

#### Solution

1. In a dicot leaf, stomata are generally absent on the upper epidermis but are present on the lower epidermis. Thus, the student must have thought that he has placed slide upside down.
2. According to teacher, the section was placed rightly, thus the given section must be of monocot leaf.
3. It is because in monocot leaf stomata are present on both upper and lower epidermis.
Concept: Anatomy of Root, Stem and Leaf
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#### APPEARS IN

Balbharati Biology 11th Standard Maharashtra State Board
Chapter 8 Plant Tissues and Anatomy
Exercise | Q 2. (H) | Page 95