Plant Tissues MCQs | Plant Tissues Short Questions and Answers

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Questions
41 The tissue most abundant in Hydrilla/Eichhornia is
A Aerenchyma
B Collenchymas
C Phloem
D Sclerenchyma

Answer: Aerenchyma
42 The tissue having dead cells is
A xylem
B Collenchymas
C Parenchyma
D Phellogen

Answer: xylem
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43 Sugar transport elements of gymnosperms and pteriodophytes are
A Sieve cells
B Sieve elements
C Sieve tubes
D Sieve tube elements

Answer: Sieve cells
44 Plant regeneration can occur from mature parenchyma because
A It forms the bulk of ground tissue
B It can dedifferentiate
C There are no cells walls
D Only they are nucleate

Answer: It can dedifferentiate
45 Enzymes controlling metabolism in mature sieve tubes are formed on instructions from DNA of
A Albuminous cells
B Companion cells
C Subsidiary cells
D Phloem parenchyma

Answer: Companion cells
46 Internal plant organization is studied under
A Anatomy
B Cytology
C Chronology
D Morphology

Answer: Anatomy
47 A parenchyma cell storing ergastic materials is
A Storage cell
B Idioblast
C Conidioblast
D Phragmoplast

Answer: Idioblast
48 Sieve tubes are characterized by
A Absence of septa
B Simple oblique septa
C Perforated longitudinal walls
D Perforated oblique septa

Answer: Perforated oblique septa
49 Resin ducts of Pinus are an example of
A Lysigenous cavity
B Schizogenous cavity
C Vacuolated cells
D Intercellular cells

Answer: Schizogenous cavity
50 Collenchymas is characterized by
A Isodiametric cells with uniform thickenings
B Isodiametric with uneven thickenings
C Elongated cells with thickenings at selected places
D Elongated cells with uniform thickenings

Answer: Isodiametric with uneven thickenings
51 Elongated cells with tapering ends are
A Vessels
B Sclereids
C Tracheids
D none of the above

Answer: Tracheids
52 An angiosperm lacking vessels is
A Trochondendron
B Acacia
C Salix
D Dendrocalamus

Answer: Trochondendron
53 Fatty substance found in epidermal cell walls is
A Cutin
B Suberin
C Wax
D Both B and C

Answer: Cutin
54 Early formed xylem is
A Uniseriate
B Multiseriate
C Protoxylem
D Metaxylem

Answer: Protoxylem
55 Anatomy is also called
A Histology
B Internal morphology
C Morphology
D Histochemistry

Answer: Internal morphology
56 Xylem and phloem belong to the group of
A Complex tissues
B Simple tissues
C Specialized tissues
D Laticiferous tissues

Answer: Complex tissues
57 Lumen is minimum in
A Sclerenchyma
B Collenchymas
C Parenchyma
D Epidermis

Answer: Sclerenchyma
58 Shoot is the first to die when
A Phloem is blocked
B Bark is removed
C Apical meristem is injured
D Xylem is removed

Answer: Xylem is removed
59 Vessels are absent in
A Dicots
B Monocots
C Gymnosperms
D All the above

Answer: Gymnosperms
60 Prosenchyma is type of
A Chlorenchyma
B Collenchymas
C Parenchyma
D Sclerenchyma

Answer: Parenchyma

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