Uptake and Transport of Mineral Nutrients
BIOXI11: TRANSPORT IN PLANTS

336483 Most of the minerals are absorbed from the soil by ____

1 Diffusion
2 Passive transport
3 Imbibition
4 Active transport
BIOXI11: TRANSPORT IN PLANTS

336510 Which part of root absorbs ions from the soil into the cytoplasm of epidermal cells actively?

1 Cells in root cap
2 Maturing cells
3 Root hair cells
4 Elongating cells
BIOXI11: TRANSPORT IN PLANTS

336484 Which of the following is correct?
A. Unloading of mineral ions occurs at the fine vein endings through diffusion and active uptake by these cells
B. The chief sinks for the mineral elements are the growing regions of the plant, such as the apical and lateral meristems, young leaves, developing flowers, fruits and seeds, and the storage organs.
C. Ions are transported via xylem through active or passive uptake, or a combination of the two

1 A only
2 A, B only
3 A, C only
4 All are correct
BIOXI11: TRANSPORT IN PLANTS

336485 Charged ions cannot penetrate cell membranes ____

1 Actively
2 Passively
3 Both 1 and 2
4 None of the above
BIOXI11: TRANSPORT IN PLANTS

336486 Mark the incorrect

1 Soil is a dilute solution
2 Size of guard cell are larger than other epidermal cells
3 Epidermal cells have more pump than channel
4 Osmotic pressure of the soil should be lower than root
BIOXI11: TRANSPORT IN PLANTS

336483 Most of the minerals are absorbed from the soil by ____

1 Diffusion
2 Passive transport
3 Imbibition
4 Active transport
BIOXI11: TRANSPORT IN PLANTS

336510 Which part of root absorbs ions from the soil into the cytoplasm of epidermal cells actively?

1 Cells in root cap
2 Maturing cells
3 Root hair cells
4 Elongating cells
BIOXI11: TRANSPORT IN PLANTS

336484 Which of the following is correct?
A. Unloading of mineral ions occurs at the fine vein endings through diffusion and active uptake by these cells
B. The chief sinks for the mineral elements are the growing regions of the plant, such as the apical and lateral meristems, young leaves, developing flowers, fruits and seeds, and the storage organs.
C. Ions are transported via xylem through active or passive uptake, or a combination of the two

1 A only
2 A, B only
3 A, C only
4 All are correct
BIOXI11: TRANSPORT IN PLANTS

336485 Charged ions cannot penetrate cell membranes ____

1 Actively
2 Passively
3 Both 1 and 2
4 None of the above
BIOXI11: TRANSPORT IN PLANTS

336486 Mark the incorrect

1 Soil is a dilute solution
2 Size of guard cell are larger than other epidermal cells
3 Epidermal cells have more pump than channel
4 Osmotic pressure of the soil should be lower than root
BIOXI11: TRANSPORT IN PLANTS

336483 Most of the minerals are absorbed from the soil by ____

1 Diffusion
2 Passive transport
3 Imbibition
4 Active transport
BIOXI11: TRANSPORT IN PLANTS

336510 Which part of root absorbs ions from the soil into the cytoplasm of epidermal cells actively?

1 Cells in root cap
2 Maturing cells
3 Root hair cells
4 Elongating cells
BIOXI11: TRANSPORT IN PLANTS

336484 Which of the following is correct?
A. Unloading of mineral ions occurs at the fine vein endings through diffusion and active uptake by these cells
B. The chief sinks for the mineral elements are the growing regions of the plant, such as the apical and lateral meristems, young leaves, developing flowers, fruits and seeds, and the storage organs.
C. Ions are transported via xylem through active or passive uptake, or a combination of the two

1 A only
2 A, B only
3 A, C only
4 All are correct
BIOXI11: TRANSPORT IN PLANTS

336485 Charged ions cannot penetrate cell membranes ____

1 Actively
2 Passively
3 Both 1 and 2
4 None of the above
BIOXI11: TRANSPORT IN PLANTS

336486 Mark the incorrect

1 Soil is a dilute solution
2 Size of guard cell are larger than other epidermal cells
3 Epidermal cells have more pump than channel
4 Osmotic pressure of the soil should be lower than root
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BIOXI11: TRANSPORT IN PLANTS

336483 Most of the minerals are absorbed from the soil by ____

1 Diffusion
2 Passive transport
3 Imbibition
4 Active transport
BIOXI11: TRANSPORT IN PLANTS

336510 Which part of root absorbs ions from the soil into the cytoplasm of epidermal cells actively?

1 Cells in root cap
2 Maturing cells
3 Root hair cells
4 Elongating cells
BIOXI11: TRANSPORT IN PLANTS

336484 Which of the following is correct?
A. Unloading of mineral ions occurs at the fine vein endings through diffusion and active uptake by these cells
B. The chief sinks for the mineral elements are the growing regions of the plant, such as the apical and lateral meristems, young leaves, developing flowers, fruits and seeds, and the storage organs.
C. Ions are transported via xylem through active or passive uptake, or a combination of the two

1 A only
2 A, B only
3 A, C only
4 All are correct
BIOXI11: TRANSPORT IN PLANTS

336485 Charged ions cannot penetrate cell membranes ____

1 Actively
2 Passively
3 Both 1 and 2
4 None of the above
BIOXI11: TRANSPORT IN PLANTS

336486 Mark the incorrect

1 Soil is a dilute solution
2 Size of guard cell are larger than other epidermal cells
3 Epidermal cells have more pump than channel
4 Osmotic pressure of the soil should be lower than root
BIOXI11: TRANSPORT IN PLANTS

336483 Most of the minerals are absorbed from the soil by ____

1 Diffusion
2 Passive transport
3 Imbibition
4 Active transport
BIOXI11: TRANSPORT IN PLANTS

336510 Which part of root absorbs ions from the soil into the cytoplasm of epidermal cells actively?

1 Cells in root cap
2 Maturing cells
3 Root hair cells
4 Elongating cells
BIOXI11: TRANSPORT IN PLANTS

336484 Which of the following is correct?
A. Unloading of mineral ions occurs at the fine vein endings through diffusion and active uptake by these cells
B. The chief sinks for the mineral elements are the growing regions of the plant, such as the apical and lateral meristems, young leaves, developing flowers, fruits and seeds, and the storage organs.
C. Ions are transported via xylem through active or passive uptake, or a combination of the two

1 A only
2 A, B only
3 A, C only
4 All are correct
BIOXI11: TRANSPORT IN PLANTS

336485 Charged ions cannot penetrate cell membranes ____

1 Actively
2 Passively
3 Both 1 and 2
4 None of the above
BIOXI11: TRANSPORT IN PLANTS

336486 Mark the incorrect

1 Soil is a dilute solution
2 Size of guard cell are larger than other epidermal cells
3 Epidermal cells have more pump than channel
4 Osmotic pressure of the soil should be lower than root