Transport in vascular plants - class-X
Description: transport in vascular plants | |
Number of Questions: 34 | |
Created by: Karuna Seth | |
Tags: plant water relation transport in plants movement in and out of the cell botany plant physiology biology |
Lenticels are associated with
The waste product of photosynthesis is
In respiration,
Lenticles are involved in
In which part of the plant, the rate of respiration is higher?
Which of the following features does all gas exchange have in common?
Correct statement is
During night, a person should not sleep under a tree because the tree
Stomata perform the function of
Supply ends in transport of solute are
Proton pump in thylakoid membrane is :
Which region of plants is considered as supply end?
Removal of a ring of bark from the trunk of a tree eventually kills it, because
A and B cells are contiguous. Cell A has OP$=10$ atm, TP $=7$ atm and DPD$=3$atm. Cell B has OP$=8$atm. TP$=3$ atm and DPD$=5$atm. The result would be?
Photosynthetic food material is transported in the form of
Factors like plasmolysis, deplasmolysis, root pressure, turgidity, flacidity in plants are responsible for
Which of the factor is responsible for absorption and water and minerals in plants ?
Ringing experiment is to show
I. Assertion: sugar is translocated to buds for growing them into flowers.
II. Reason: xylem transport food through the plant.
Root pressure theory and cohesion adhesion theory is possible due to _____
Root pressure provides a force which causes
Supply end in solute transport is
A plant of reed -swamp stage is __________.
Periderm includes __________________.
With reference to the water relations of plants, consider the following statements.
a. The mechanical work done by a chemical system during any change at constant temperature is equal to the decrease in its free energy
b. In the case of inhibition, as water continues to move into the imbibing, the water potential of the water in the imbibing becomes less negative
c. Osmotic pressure is directly proportional to the number of solute molecules per solvent.
Which of these statements are correct?
Which one of the following compounds is NOT a member of the electron transport chain?
Choose the correct answer from the alternatives given.
At the time of heavy rain, minerals in upper layers of the soil move downward by a process known as:
Read the given statements and selected the correct option.
Statement 1: Xylem transport is unidirectional.
Statement 2: Phloem transport is bidirectional.
The primary difference between the aopolast and the symplast is that the
The movement of water and minerals in xylem and the movement of phloem sap in phloem is ............... and .................... respectively
Choose the correct answer from the alternatives given.
By what method arc ions absorbed by plants?
The direction of water in Cycas leaflets is
Choose the correct answer from the alternatives given.
Minerals are absorbed in:
Choose the correct answers from the alternatives given.
The energy source that drives the upward flow of water is