Growth And Responses In Plants Question Preview (ID: 33064)


BIO 2. TEACHERS: click here for quick copy question ID numbers.

Growth in response to a solid object is called
a) phototropism
b) gravitropism
c) thigmotropism
d) nastic movement

The sensors in root cap cells are called
a) lithographs
b) statoliths
c) calculi
d) graviliths

Stems demonstrate
a) negative gravitropism
b) negative phototropism
c) positive gravitropism
d) none are correct

Positive phototropism in stems is due to
a) receptors in the stem
b) movement of auxin to the shady side of the stem
c) differential growth of the stem
d) all are correct

Plants exhibit a 24-hour biological rhythm called
a) rhythm and blues
b) the Calvin cycle
c) biological rhythm
d) circadian rhythm

Nastic movements differ from tropisms in that
a) tropisms involve growth and unidirectional stimuli
b) nastic movements include a response to gravity
c) tropisms are due to an internal clock
d) nastic movements only occur in the stem

A function of auxin is to
a) induce dormancy
b) break dormancy
c) prevent growth of lateral buds
d) ripen fruit

A function of ethylene is to
a) induce dormancy
b) promote stem growth
c) control abscission
d) promote cell division

A physiological response due to changes in the length of day and night is called
a) photochrome
b) photoperiodism
c) photographia
d) phytochrome

If a short-day plant's critical period is 9 hours then it will flower if the length of day is
a) 9.5 hours
b) 10 hours
c) 8 hours
d) none are correct

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 33064 in the upper right hand corner or click here.

TEACHERS / EDUCATORS
Log In | Sign Up / Register

Help / Support / FAQ




Gaming Links