Each of the following terms has some anatomical significance. What do these terms mean? Explain with the help of line diagrams.
a. Plasmodesmata
b. Middle lamella
c. Secondary wall

During resting potential, the axonal membrane is polarised, indicate the movement of +ve and –ve ions leading to polarisation diagrammatically.

Q: Describe transpiration pull model of water transport in plants. What are the factors influencing transpiration? How is it useful to plants?

What constitutes the cambial ring?

Why is maize grain usually called as a fruit and not a seed?

Q: Explain the following processes:
(a) Polarisation of the membrane of a nerve fibre
(b) Depolarisation of the membrane of a nerve fibre
(c) Conduction of a nerve impulse along a nerve fibre
(d) Transmission of a nerve impulse across a chemical synapse

Comment on the cartwheel structure of centriole.

Write the difference between:
(a) Actin and Myosin
(b) Red and White muscles
(c) Pectoral and Pelvic girdle

Write short notes on the functions of the following hormones,
(a) Parathyroid hormone (PTH)
(b) Thyroid hormones
(c) Thymosins
(d) Androgens
(e) Estrogens
(f) Insulin and Glucagon

Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell.

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Read the question carefully and focus on the core concept being asked.
Reference examples and data from the chapter when answering questions about Digestion and Absorption.
Review previous year question papers to get an idea of how such questions may be framed in exams.
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Welcome to the NCERT Solutions for Class 11 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 3: List the organs of human alimentary canal and name the major digestive glands with their locati....

List the organs of human alimentary cana | Class 11 Biology Chapter Digestion and Absorption, Digestion and Absorption NCERT Solutions

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