12-botany-unit-II Plant Anatomy
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Prepared by Mr. D. Rajamani, M. Sc. ,M. Ed. , P. G. Asst Botany A. C. S Mat. Hr Sec. School, Arni. Tiruvannamalai Dist ; &nbs p; & www. Padasalai. Net
- 1.The change from meristematic tissue to permanent tissue is called
- A.
Differentiation
- B.
Self perpetuating
- C.
photosynthesis
- D.
Cell division.
- 2.The type of tissue presents in the petioles of banana and Canna,is
- A.
stellate parenchyma
- B.
Prosenchyma
- C.
Aerenchyma
- D.
Chlorenchyma.
- 3.Which one do you like?
- A.
Option 1
- B.
Option 2
- C.
Option 3
- D.
Option 4
- 4.The tissue generally present in all organs of plant is
- A.
parenchyma
- B.
Chlorenchyma
- C.
collenchyma
- D.
Sclerenchyma
- 5.The lamellar collenchyma is seen in the hypodermis of
- A.
Helianthus
- B.
Datura
- C.
Ipomoea
- D.
Nicotiana
- 6.The root hairs are produced from
- A.
Trichoblasts
- B.
Accessory cells
- C.
Rhizodermis
- D.
Trichomes
- 7.Bicollateral vascular bundles are seen in the members of
- A.
Cucurbitaceae
- B.
Malvaceae
- C.
Musaceae
- D.
Solanaceae
- 8.The root hairs originate from
- A.
trichoblasts
- B.
Endodermis
- C.
Hypodermis
- D.
Pericycle.
- 9.The casparian strips are found in the endodermis of
- A.
Dicot root
- B.
Dicot stem
- C.
Monocot stem
- D.
Dicot leaf.
- 10.The osteosclereids are seen in
- A.
Seed coat of Pisum
- B.
Seed coat of Crotalaria
- C.
pulp of Pyrus
- D.
Petioles of banana
- 11.The passage cells are found in endodermis of
- A.
Dicot root
- B.
Dicot leaf.
- C.
Dicot stem
- D.
Monocot stem
- 12.The polyarch condition is found in
- A.
Monocot root
- B.
Dicot stem
- C.
Monocot leaf
- D.
Dicot leaf
- 13.The vascular bundle with protoxylem facing centre of the stem is
- A.
Endarch
- B.
exarch
- C.
Tetrarch
- D.
Polyarch
- 14.The inner most layer of the cortex is
- A.
Endodermis
- B.
pericycle
- C.
Epidermis
- D.
hypodermis
- 15.The protoxylem lacuna is present in the vascular bundles of
- A.
Monocot stem
- B.
Dicot stem
- C.
dicot root
- D.
Monocot root
- 16.Isobilateral leaf is present in
- A.
grass
- B.
Cucurbita
- C.
Sunflower
- D.
bean
- 17.When the xylem and the phloem lie in the same radius, the vascular bundle is called
- A.
Conjoint
- B.
Radial
- C.
Open
- D.
Closed.
- 18.The vascular bundles are skull shaped in
- A.
Monocot stem.
- B.
Dicot stem
- C.
Dicot root
- D.
Monocot root
- 19.The vascular bundle in the leaf is
- A.
Collateral and closed.
- B.
Collateral and open
- C.
Bicollateral and open
- D.
Collateral and exarch
- 20.The cells of the vascular cambial ring which are cut off towards the outer side get differentiated into
- A.
Secondary phloem
- B.
Primary phloem
- C.
Primary xylem
- D.
Secondary xylem
- 21.Vascular cambium is a
- A.
Lateral meristem
- B.
Apical meristem
- C.
Intercalary meristem
- D.
Promeristem
- 22.The cambium which remains between the xylem and the phloem in the vascular bundles is called
- A.
Fascicular cambim
- B.
Interfacicular cambim
- C.
Cork cambim
- D.
Phellem
- 23.The protective layer developed during the secondary growth of the stem is called
- A.
Periderm
- B.
Epidermis
- C.
Rhizodermis
- D.
Phellogen
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