KCET SERIES Biology
Transport In Plants
12 previous year questions.
Volume: 12 Ques
Yield: Medium
High-Yield Trend
1
2023 3
2013 1
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1988 Chapter Questions 12 MCQs
01
PYQ 1988
medium
biology ID: kcet-198
Minerals absorbed by root move to the leaf through
1
xylem
2
phloem
3
sieve tubes
4
none of the above.
02
PYQ 1997
medium
biology ID: kcet-199
Water potential in the leaf tissue is positive (+) during
1
excessive transpiration
2
low transpiration
3
excessive absorption
4
guttation
03
PYQ 2004
medium
biology ID: kcet-200
Match the theories given in column I with the names of scientists listed in column II. Choose the answer which gives the correct combination of the alphabets.
1
A = r; B = s; C = t; D = q
2
A = s; B = r; c = p; d = q
3
A = r; B = q; C = t; D = p
4
A = q; B = p; C = t; D = r
04
PYQ 2006
medium
biology ID: kcet-200
Which of the following is used as antitranspirant ?
1
Calcium carbonate
2
Phenyl mercuric acetate
3
Cobalt chloride
4
Naphthol acetic acid
05
PYQ 2007
medium
biology ID: kcet-200
Munch hypothesis is based on
1
Translocation of food due to turgor pressure (TP) gradient
2
Translocation of food due to imbibition force
3
Translocation of food due to TP gradient and imbibition force
4
None of these
06
PYQ 2008
easy
biology ID: kcet-200
Of all the environmental factors which is the most influential in determining the rate of transpiration ?
07
PYQ 2009
medium
biology ID: kcet-200
A RBC and a plant cell (with thick cell wall) are placed in distilled water. The solute concentration is the same in both the cells . What changes would be observed in them
1
Both plant cells and RBC would not undergo any change
2
The plant cell would increase in size and burst while the RBC would remain about the same size
3
The RBC would increase in size and burst while the plant cell would remain about the same size
4
Both plant cell and RBC would decrease in size and collapse
08
PYQ 2012
medium
biology ID: kcet-201
Which of the following is the correct pathway of absorbed water in the roots of plants ?
1
Soil water ? Root hair cell ? Passage cells ? Cortical cells ? Xylem ? Pericycle
2
Soil water ? Root hair cell ? Pericycle ? Cortical cells ? Passage cells ? Xylem
3
Soil water ? Root hair cell ? Cortical cells ? Passage cells ? Pericycle ? Xylem
4
Soil water ? Root hair cell ? Cortical cells ? Pericycle ? Passage cells ? Xylem
09
PYQ 2013
medium
biology ID: kcet-201
A thin film of water covering the soil particles and held strongly by attractive forces is called
1
Run away
2
Hygroscopic
3
Gravitational
4
Capillary
10
PYQ 2013
medium
biology ID: kcet-201
The opening and closing of stomata are controlled by the activity of
1
Guard cells
2
Epidermal cells
3
Mesophyll cells
4
Lenticels
11
PYQ 2013
medium
biology ID: kcet-201
Consider the following statements and select the correct one : Statement (A) : Pure water has maximum water potential. Statement (B) : The osmotic potential is zero in pure water.
1
Both the statements are correct and (B) is not the reason for (A)
2
Both the statements are wrong
3
Both the statements are correct and (B) is the reason for (A)
4
Statement a is correct while statement (B) is wrong
12
PYQ 2023
medium
biology ID: kcet-202
When the vascular cambium is present between the xylem and phloem, then the vascular bundle is called,
1
Closed
2
Exarch
3
Open
4
Endarch