BIO-1407 Test Questions and
answers graded A+
Potassium is ___ transported into and out of the vacuoles in the guard cells. - ANS✅✅actively
Root hairs have a ______ water potential to the soil. - ANS✅✅lower
Root hairs have a ______ water potential to the xylem cells. - ANS✅✅Higher
The rate of transpiration is equal to the - ANS✅✅Slope
Typically solute potential is a _____ number - ANS✅✅Negative
Typically water potential is a _____ number - ANS✅✅Negative
Water always moves from - ANS✅✅a region of higher water potential to lower water potential.
Water is ___ transported into and out of the vacuoles in the guard cells. - ANS✅✅passively
When the guard cells are turgid, the stomata are - ANS✅✅Opened
Which conditions will decrease transpiration? - ANS✅✅high humidity
Which conditions will increase transpiration? - ANS✅✅high light
high temperature
high wind
Which phyla of plants have vascular systems? - ANS✅✅Monilophytes
Coniferophytes
Anthophytes
, Which type of opening do xylem vessels have for water to flow through? - ANS✅✅perforation
plate
Which xylem cell type do angiosperms have? - ANS✅✅xylem vessels
xylem tracheids
xylem vessels
xylem tracheids
Which xylem cell type do gymnosperms have? - ANS✅✅xylem tracheids
All deuterostomes have ___ cleavage and ____ development. - ANS✅✅radial, indeterminate
During which life stage are Enchinoderms mobile and bilaterally symmetric? - ANS✅✅larvas
Lack of which muscle type results in the characteristic wiggling movement of the phylum Nematoda?
- ANS✅✅circular muscles
Poriferians can be separated into three classes based on which two structures? - ANS✅✅Spicules
and spongin
The phyla Enchinodermata is most closely related to which other animal phyla? - ANS✅✅Chordata
Which body type found in animals does not have a cavity for internal organs? -
ANS✅✅acoelomate
Which class of Annalida does not have setae? - ANS✅✅Hirundinea
Which class of Cnidarians has species than can be found in freshwater habitats? -
ANS✅✅Medusozoa
Which class of Mollusca can be found on land? - ANS✅✅Gastropoda
answers graded A+
Potassium is ___ transported into and out of the vacuoles in the guard cells. - ANS✅✅actively
Root hairs have a ______ water potential to the soil. - ANS✅✅lower
Root hairs have a ______ water potential to the xylem cells. - ANS✅✅Higher
The rate of transpiration is equal to the - ANS✅✅Slope
Typically solute potential is a _____ number - ANS✅✅Negative
Typically water potential is a _____ number - ANS✅✅Negative
Water always moves from - ANS✅✅a region of higher water potential to lower water potential.
Water is ___ transported into and out of the vacuoles in the guard cells. - ANS✅✅passively
When the guard cells are turgid, the stomata are - ANS✅✅Opened
Which conditions will decrease transpiration? - ANS✅✅high humidity
Which conditions will increase transpiration? - ANS✅✅high light
high temperature
high wind
Which phyla of plants have vascular systems? - ANS✅✅Monilophytes
Coniferophytes
Anthophytes
, Which type of opening do xylem vessels have for water to flow through? - ANS✅✅perforation
plate
Which xylem cell type do angiosperms have? - ANS✅✅xylem vessels
xylem tracheids
xylem vessels
xylem tracheids
Which xylem cell type do gymnosperms have? - ANS✅✅xylem tracheids
All deuterostomes have ___ cleavage and ____ development. - ANS✅✅radial, indeterminate
During which life stage are Enchinoderms mobile and bilaterally symmetric? - ANS✅✅larvas
Lack of which muscle type results in the characteristic wiggling movement of the phylum Nematoda?
- ANS✅✅circular muscles
Poriferians can be separated into three classes based on which two structures? - ANS✅✅Spicules
and spongin
The phyla Enchinodermata is most closely related to which other animal phyla? - ANS✅✅Chordata
Which body type found in animals does not have a cavity for internal organs? -
ANS✅✅acoelomate
Which class of Annalida does not have setae? - ANS✅✅Hirundinea
Which class of Cnidarians has species than can be found in freshwater habitats? -
ANS✅✅Medusozoa
Which class of Mollusca can be found on land? - ANS✅✅Gastropoda
