GACS lclab Science 7 - Final Exam Review - Quiz 9: Chapter 5, Section 4 - From Bacteria to Plants

22 terms by lclabjrhigh 

Create a new folder

Advertisement Upgrade to remove ads

GACS lclab Science 7 - Final Exam Review - Quiz 9: Chapter 5, Section 4 - From Bacteria to Plants

biennials

during this groups first growing season, it germinates, grow roots, very short stems, and leaves. During its second growing season it produces flowers.

negative tropism

plant's stem and leaves growing upwards is an example of _______________.

photoperiodism

response of a plant to changes in the lengths of day and night due to the changes in the seasons

thigmotropism

a plant's response to touch stimulus

day-neutral plant

if the length of the nights and days does not determine the flowering cycle of a plant, then it is referred to as_______________.

length of their life cycle

used to classify angiosperms

annuals

most have herbaceous stems and complete their life cycle within one growing seasons

summer

time of year when long-day plants bloom

tropism

a plant's growth response toward or away from a stimulus

perennials

flowering plants that live for two or more growing seasons.

critical night length

number of hours of darkness that a plant must have in order to bloom

thigmo-

touch

photo-

light

auxin

speeds up the rate of plant growth

hormones

chemicals produced by a plant that control and affect plant growth and development

hours of darkness

determines whether or not a plant will flower

long-day plants

type of plants that flower when the nights are shorter

perennials

most of the plants in this group have woody stems that survive through the winter months

winter

time of year when short-day plants bloom

gravitropism

plant's response to the stimulus gravity

dormancy

period during the year when the activity of many plants stops

positive tropism

plant's movement in the direction of a stimulus

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set