While removing the skin of a potato tuber, we remove

A. Periderm

B. Epidermis

C. Cuticle

D. Sapwood

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In which of the following pairs of parts of a flowering plant is epidermis absent?

A. Root tip and shoot tip

B. Shoot bud and floral bud

C. Ovule and seed

D. Petiole and pedicel

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Epiblema of roots is same as

A. Pericycle

B. Endodermis

C. Epidermis

D. Stele

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Match the following

A. Cuticle i. guard cells

B. Bulliform cells ii. single layer

C. Stomata iii. waxy layer

D. Epidermis iv. empty colourless cell

A. A-iii, B-iv, C-i, D-ii

B. A-i, B-ii, C-iii, D-iv

C. A-iii, B-ii, C-iv, D-i

D. A-iii, B-ii, C-i, D-iv

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Identify the tissue system from among the following

A. Parenchyma

B. Xylem

C. Epidermis

D. Phloem

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A conjoint and open vascular bundle will be observed in the transverse section of

A. Monocot root

B. Monocot stem

C. Dicot root

D. Dicot stem

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Anatomically fairly old dicotyledonous root is distinguished from dicotyledonous stem by

A. Position of Protoxylem

B. Absence of secondary xylem

C. Absence of secondary phloem

D. Presence of cortex

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Which of the following is correct

1. Uneven thickening of cell wall is characteristic of sclerenchyma

2. Periblem forms cortex of stem and root

3. Tracheids are chief water conducting element in gymnosperms

4. Companion cell is devoid of nucleus at maturity

A. 2,3

B. 1,4

C. 1,2

D. 4

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The term bark means

A. Phellem, phelloderm and vascular cambium

B. Phellem, Phellogen, phelloderm and secondary phloem

C. Periderm and secondary xylem

D. Cork cambium and cork

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Which of the following is correct about transport or conduction of substances.

A. Organic food moves upward through xylem

B. Organic food move up through phloem

C. Inorganic food move upward and downward through xylem

D. Organic food move upward and downward through phloem

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