Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 27, Problem 7SQ
Summary Introduction
Concept introduction: Veins transport both water and minerals by xylem and food energy by phloem through the leaf and to the rest of the plant. Veins in the leaf are located in the spongy layer of the mesophylls. The types of venation are the characteristics of the different kinds of plants.
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The primary growth of a plant is due to the action of the ________. a. lateral meristem b. vascular cambium c. apical meristem d. cork cambium
The structure of the C4 leaf shows
a.
how mesophyll cells hug the epidermis of the leaf.
hug the bundle sheath cells.
b.
C.
they are spikey.
how there are stomata on the underside of the leaf.
they store water.
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d
All of the vascular bundles inside a typical______ are arranged in a ring. a. monocot stem c. monocot root b. eudicot stem d. eudicot root
Chapter 27 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
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- The conducting tubes in a vascular cylinder are______ . a. endodermis d. xylem only b. pericycle e. xylem and phloem c. root cortex f. companion cellsarrow_forwardTracheids are part of ______. a. cortex c. phloem b. mesophyll d. xylemarrow_forwardTypically, vascular tissue is organized as____ in stems and as____ in roots. a. multiple vascular bundles; one vascular cylinder b. one vascular bundle; multiple vascular cylinders c. one vascular cylinder; multiple vascular bundles d. multiple vascular cylinders; one vascular bundlearrow_forward
- _______attach mosses to soil. a. Rhizoids c. Roots b. Rhizomes d. Strobiliarrow_forwardSieve tubes are part of_____ . a. cortex c. phloem b. mesophyll d. xylemarrow_forwardSugar transport from leaves to roots occurs by_______ . a. a pressure gradient inside sieve tubes b. different solutes at source and sink regions c. the pumping force of xylem vessels d. evaporation, tension, and cohesionarrow_forward
- Secondary growth in stems is usually seen in ________. a. monocots b. dicots c. both monocots and dicots d. neither monocots nor dicotsarrow_forwardThe seed coat forms from the______ . a. integuments c. endosperm b. coleoptile d. sepalsarrow_forwardMatch the plant parts with the best description. ___ vascular cambium a. ground tissue in roots ___ mesophyll and stems ___ wood b. stem structure ___ cortex c. a lateral meristem ___ stoma d. photosynthetic ___ potato parenchyma ___ cotyledon e. secondary xylem f. between epidermal cells g. only one in monocot seedsarrow_forward
- The first formed primary xylemelements are called ___________.A. MetaxylemB. ProtoxylemC. Xylem fibresD. Xylemp arenchymaarrow_forwardLooking at the anatomy of a tree trunk, the part that greatly contribute to the welfare of humans specially in construction is _. a. heartwood b. secondary xylem c. secondary phloem d. A and Barrow_forwardWith stomata closed, a waterproof cuticle______ . a. minimizes water loss through plant surfaces b. permits gas exchange between the plant and the air c. both a and barrow_forward
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