How does transpiration lower the pressure in the leaf xylem?

Creates a vacuum that pulls water upward.

Where would you find dermal tissue?

Covering the outside of the plant.

During transpiration, which three gases diffuse through the stomata?

oxygen, carbon dioxide, water vapor

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Plant Structures and Functions

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High School Biology I; plant structures, tissues, reproduction.

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Questions 17

Answers

1
How does transpiration lower the pressure in the leaf xylem?
Moves water into the phloem.
Creates a vacuum that pulls water upward.
Attracts water to the xylem wall.
Forces water out of leaves.
2
Which of the following is not part of the pistil of a flower?
style
sepal
ovary
stigma
3
What is the function of vascular tissue?
cover the outside of a plant
transport water and nutrients
produce the cuticle
provide support
4
When a plant reproduces vegetatively, it's offspring are....
genetically different
genetically identical
remain dormant until spring
grow from seeds
5
Which type of tissue makes up most of the inside of a plant?
vascular
phloem
dermal
ground
6
Where would you find dermal tissue?
Inside of the vascular bundles.
It is a waxy outer covering of the leaf.
Lining the inside of the xylem cells.
Covering the outside of the plant.
7
When part of a leaf, stem, or root is used to produce a new plant the process is called
sexual reproduction
mitosis
illegal
vegetative propagation
8
Where is pollen produced?
in the ground tissue
in the anther
in the pistil
in the ovary
9
What are the protective cells at the tip of the root called?
root hairs
vascular cylinder
root cap
meristem
10
During transpiration, which three gases diffuse through the stomata?
oxygen, nitrogen, water
oxygen, carbon dioxide, water vapor
oxygen, nitrogen, carbon
oxygen, nitrogen, helium
11
The anther is supported by a....
sepal
filament
root
vascular bundle
12
What do root hairs do?
Help protect the root.
Absorb water.
Produce more root cells.
Release oxygen
13
What does meristematic tissue produce?
root hairs
new plant cells
pollen
tree sap
14
Under what condition would less water be pulled up from the plant's roots?
The flowers are becoming fruits.
Transpiration rate increases.
Guard cells have the stomates open.
The stomates are closed
15
What is one of the main functions of stems?
Collect sunlight.
Absorb water.
Transport substances.
Photosynthesis.
16
FRUITS ARE........
ovaries
male gametes
all seedless
clones
17
ROOTS
photosynthesize
anchor and absorb
transpire
support and transport

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