EASY
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Translocation of food is bidirectional.
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Important Questions on Transportation of Food and Minerals in Plants
EASY
The xylem in plants are responsible for
EASY
The living component of xylem tissue is
EASY
Which of the following is not a component of phloem?
HARD
What are the components of the transport system in highly organized plants? How are water and minerals transported in plants? What is the role of transpiration in transporting water and minerals in plants?
EASY
A few dried raisins are put in water for some time and then placed inside the concentrated salt solution. What we observe is, raisins:
EASY
Identify the incorrect statements among the following.
A) Epidermal cells are parenchymatous and have small amount of cytoplasm
B) Gymnosperms have vessels in their xylem
C) In bicollateral vascular bundle, phloem is present on either side of cortex
D) Root endodermal cells have deposition of water impermeable, suberin as casparian strips
HARD
(i) Identify the structures marked below as A, B and C.
(ii) Complete the labelling of each structure.
(iii) Write the function of each structure.
MEDIUM
Explain the process of food transport in plants.
MEDIUM
Name a component of phloem formed by the end to end fusion of cells with perforated transverse walls.
MEDIUM
What happens during formation of secondary phloem and xylem?
EASY
Choose the odd one from each of the following giving reason:
HARD
The given figure shows a set-up at the start of an experiment (X) and after a few days (Y). The change observed in setup Y is due to
EASY
What is the primary source of energy for the transport of substances in the phloem?
MEDIUM
Why is transport of materials necessary in a plant or in an animal? Explain.
EASY
A process of transportation of food within the plant.
EASY
Which among the following statements is true?
EASY
Give one word for the following.
Movement for food prepared by leaves to different parts of the plant.
MEDIUM
Gymnosperms lack
MEDIUM
In what way are food and other substances transported in plants?
HARD
Mukta conducted an experiment in which two potato tubers X and Y (of equal size) were peeled and a cavity was made in each of them. X was boiled while Y was not. The cavities in the both tubers were filled with sugar solution and they were then placed in beakers containing distilled water. Select the correct statement regarding the result of this experiment.
