C4 Pathway
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336979 A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?

1 \({C_3}\)
2 \({C_4}\)
3 CAM
4 Nitrogen fixer
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336980 In Kranz anatomy bundle sheath cells have

1 Thick walls, many intercellular spaces and few chloroplasts
2 Thin walls, many intercellular spaces and no chloroplasts
3 Thick walls, no intercellular spaces and large number of chloroplasts
4 Thin walls, no intercellular spaces and several chloroplasts
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336981 How many types of photosynthetic cells are present in \({C_4}\) plants?

1 Three
2 One
3 Two
4 Four
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336982 \(\mathrm{C}_{4}\) plants are more expensive in terms of ATP required for \(\mathrm{CO}_{2}\) fixation, the additional number of ATP required by \(\mathrm{C}_{4}\) plants in comparison to \(\mathrm{C}_{3}\) plants is

1 \(6 \mathrm{ATP}\)
2 \(12 \mathrm{ATP}\)
3 \(18 \mathrm{ATP}\)
4 \(24 \mathrm{ATP}\)
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336979 A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?

1 \({C_3}\)
2 \({C_4}\)
3 CAM
4 Nitrogen fixer
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336980 In Kranz anatomy bundle sheath cells have

1 Thick walls, many intercellular spaces and few chloroplasts
2 Thin walls, many intercellular spaces and no chloroplasts
3 Thick walls, no intercellular spaces and large number of chloroplasts
4 Thin walls, no intercellular spaces and several chloroplasts
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336981 How many types of photosynthetic cells are present in \({C_4}\) plants?

1 Three
2 One
3 Two
4 Four
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336982 \(\mathrm{C}_{4}\) plants are more expensive in terms of ATP required for \(\mathrm{CO}_{2}\) fixation, the additional number of ATP required by \(\mathrm{C}_{4}\) plants in comparison to \(\mathrm{C}_{3}\) plants is

1 \(6 \mathrm{ATP}\)
2 \(12 \mathrm{ATP}\)
3 \(18 \mathrm{ATP}\)
4 \(24 \mathrm{ATP}\)
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336979 A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?

1 \({C_3}\)
2 \({C_4}\)
3 CAM
4 Nitrogen fixer
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336980 In Kranz anatomy bundle sheath cells have

1 Thick walls, many intercellular spaces and few chloroplasts
2 Thin walls, many intercellular spaces and no chloroplasts
3 Thick walls, no intercellular spaces and large number of chloroplasts
4 Thin walls, no intercellular spaces and several chloroplasts
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336981 How many types of photosynthetic cells are present in \({C_4}\) plants?

1 Three
2 One
3 Two
4 Four
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336982 \(\mathrm{C}_{4}\) plants are more expensive in terms of ATP required for \(\mathrm{CO}_{2}\) fixation, the additional number of ATP required by \(\mathrm{C}_{4}\) plants in comparison to \(\mathrm{C}_{3}\) plants is

1 \(6 \mathrm{ATP}\)
2 \(12 \mathrm{ATP}\)
3 \(18 \mathrm{ATP}\)
4 \(24 \mathrm{ATP}\)
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336979 A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?

1 \({C_3}\)
2 \({C_4}\)
3 CAM
4 Nitrogen fixer
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336980 In Kranz anatomy bundle sheath cells have

1 Thick walls, many intercellular spaces and few chloroplasts
2 Thin walls, many intercellular spaces and no chloroplasts
3 Thick walls, no intercellular spaces and large number of chloroplasts
4 Thin walls, no intercellular spaces and several chloroplasts
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336981 How many types of photosynthetic cells are present in \({C_4}\) plants?

1 Three
2 One
3 Two
4 Four
BIOXI13: PHOTOSYNTHESIS IN HIGHER PLANTS

336982 \(\mathrm{C}_{4}\) plants are more expensive in terms of ATP required for \(\mathrm{CO}_{2}\) fixation, the additional number of ATP required by \(\mathrm{C}_{4}\) plants in comparison to \(\mathrm{C}_{3}\) plants is

1 \(6 \mathrm{ATP}\)
2 \(12 \mathrm{ATP}\)
3 \(18 \mathrm{ATP}\)
4 \(24 \mathrm{ATP}\)