Plant Anatomy/Physiology/Osmoregulation multiple choice

Chapter 30

Plant regions of continuous growth are made up of

Meristematic tissue

Which of the following is the major sit of photosynthesis

Ground tissue

Stem regions at which leaves attached are called

nodes

which of the following cell types form most of the inside of a plant

parenchyma cells

tracheids vessel elements sieve tube cells and companion cells are components of

vascular tissue

The primary growth of a plant is due to the action of

apical meristem

which of the following is an example of secondary growth

increase in thickness or girth

secondary growth in stems is usually seen in

dicots

roots that enable a plant to grow on another plant are called

epiphytic roots

the _____ forced selective uptake of minerals in the root

endodermis

Newly formed root cells begin to form different cell types in the

area of maturation

The stalk of a leaf is known as the

petiole

leaflets are a characteristic of _____ leaves

compound

Cells of the ______ contain chloroplasts

meosphyll

Which of the following is most likely to be found in a desert environment

spines instead of leaves

When a stomata opens, what occurs

water vapor is lost to the external environment, decreasing the rate of transpiration

Which cells are responsible for the movement of photosynthates through a plant

sieve tube elements, companion cells

the main photoreceptor that triggers phototropism is a

phototropin

phytochrome is a plant pigment protein that

mediates morphological changed in response to red and far red light

a mutant plant has roots that grow in all directions. Which of the following organelles would you expect to be missing in the cell

amyloplasts

After buying green bananas or unripe avocados, they can be kept in a brown bag to ripen. the hormone released by the fruit and trapped in the bag is probably

abscisic acid

A decrease in the level of which hormone releases seeds from dormancy

abcisic acid

A seedling germinating under a stone grows at an angle away from the stone and upwards. this response to touch is called

thigmotropism