NEET Quiz #5 Plant Physiology

NEET Biology Questions - MCQs

This NEET Quiz from The Learning Biology Initiative will provide you with 5 questions for your NEET exam preparation.

The Learning Biology Initiative

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1. Transpiration and Root pressure helps water to move up in plants byDeselect Answer

Pushing and pulling respectively

Pulling and pushing respectively

Both pushes

Both pulls

2. See the figure below and choose the incorrect statement. NEET Quiz

Water potential on side A is high

Solute potential on side B is high

Solution is concentrated on side A

Solution is concentrated on side B

3. Choose the incorrect statementDeselect Answer

Water flow by transpiration is unidirectional

Sap flow through phloem is bidirectional

Source and sink for sugar in a plant varies as per seasonal requirement

Source of sugar is always leaves and sink of sugar is always root

4. Which of the following does not produce oxygen by photosynthesis?Deselect Answer

Green sulfur bacteria

Chara

Ficus

Nostoc

5. Stress hormone in plants isDeselect Answer

Abscisic acid

GA3

Ethylene

Plants never come in stress