Biology Practice: Transpiration (Mock Test 2 - Anatomy, Functions & Locations)
1. In which specific tissue layer of the leaf does most of the evaporation occur before water vapor exits through stomata?
2. Anatomically, the "Lenticels" are located in which part of the plant body?
3. What is the primary function of the "Cuticle" in desert plants (Xerophytes)?
4. The "Guard Cells" are unique among epidermal cells because they contain which anatomical organelle?
5. Which anatomical layer of the leaf is primarily responsible for photosynthesis and is located just below the upper epidermis?
6. The "Hydathodes," through which guttation occurs, are functionally located at:
7. Functionally, the inner wall of a guard cell is _____ compared to the outer wall.
8. What is the location of the "Stomatal Apparatus"?
9. The function of "Subsidiary Cells" (Accessory cells) surrounding guard cells is to:
10. Anatomically, why is transpiration very low in old woody stems?
11. The "Sub-stomatal Chamber" is a location where:
12. Which function of transpiration helps in the distribution of mineral salts to all parts of the plant?
13. In "Isobilateral" leaves (like grasses), stomata are functionally located:
14. What is the primary function of "Sunken Stomata" in Nerium or Pine?
15. The specialized pores on the bark (Lenticels) never close because they lack:
16. The "Cooling Effect" of transpiration is most important for protecting which cellular components?
17. Where do the water molecules exit from the xylem into the leaf mesophyll?
18. Anatomically, what helps to maintain the tension of the water column in the xylem during transpiration?
19. Which leaf anatomical structure contains the largest air spaces?
20. The "Transpirational Pull" is a functional mechanism that occurs primarily in the:
