EASY
11th CBSE
IMPORTANT
Earn 100

Define Uniport, Symport and Antiport. Do they require energy?

Important Questions on Transport in Plants

HARD
11th CBSE
IMPORTANT
Minerals are present in the soil in sufficient amounts. Do plants need to adjust the types of solutes that reach the xylem? Which molecules help to adjust this? How do plants regulate the type and quantity of solutes that reach the xylem?
HARD
11th CBSE
IMPORTANT
Plants show temporary and permanent wilting. Differentiate between the two. Do any of them indicate the water status of the soil?
EASY
11th CBSE
IMPORTANT
 Why are natural membranes selectively permeable? Give examples.
HARD
11th CBSE
IMPORTANT
Halophytes may show pre cell pressure very much higher than atmospheric pressure. Explain how this can happen?
HARD
11th CBSE
IMPORTANT
The radio labeled carbon in carbon dioxide supplied to potato plants in an experiment was seen in the tuber eventually. Trace the movement of the labeled carbon dioxide.
HARD
11th CBSE
IMPORTANT
Water molecule is very polar. The polar end of the molecule attracts opposite charges on another water molecule (acts like a magnet). How will you explain this property of water with reference to the upward movement of water? Comment on the upward movement of water given the intermolecular hydrogen bonding in water.
EASY
11th CBSE
IMPORTANT

Comment on the experimental setup

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Which process is described by this setup?

EASY
11th CBSE
IMPORTANT

Comment on the experimental setup:

Question Image

What will happen to the level of water if a blower is placed close to set up?