Please refer to Anatomy of Flowering Plants MCQ Questions Class 11 Biology below. These MCQ questions for Class 11 Biology with answers have been designed as per the latest NCERT, CBSE books, and syllabus issued for the current academic year. These objective questions for Anatomy of Flowering Plants will help you to prepare for the exams and get more marks.
Anatomy of Flowering Plants MCQ Questions Class 11 Biology
Please see solved MCQ Questions for Anatomy of Flowering Plants in Class 11 Biology. All questions and answers have been prepared by expert faculty of standard 11 based on the latest examination guidelines.
MCQ Questions Class 11 Biology Anatomy of Flowering Plants
Question- Which of the following statements are correct ?
(i) Xylem transports water and minerals.
(ii) Gymnosperms lack sieve tubes and companion cells in phloem.
(iii) The first formed primary xylem is called metaxylem.
(iv) Phloem fibres (bast fibres) are made up of collenchymatous cells.
(a) (i) and (iii)
(b) (i) and (ii)
(c) (iii) and (iv)
(d) (i) and (iv)
Question- Lateral root in higher plants arise from
Question- Which of the following is enucleate at maturity?
(a) Companion cell
(b) Meristematic cell
(d) Sieve tube cell
Question- Which of the following statement(s) is/are not correct?
(i) Cork cambium is also called phellogen.
(ii) Cork is also called phellem.
(iii) Secondary cortex is also called periderm.
(iv) Cork cambium, cork and secondary cortex are collectively called phelloderm.
(a) (iii) and (iv)
(b) (i) and (ii)
(c) (ii) and (iii)
(d) (ii) and (iv)
Question- Grafting is successful in dicots but not in monocots because the dicots have
(a) vascular bundles arranged in a ring
(b) cambium for secondary growth
(c) vessels with elements arranged end to end
(d) cork cambium
Question- The quiescent centre in root meristem serves as a
(a) site for storage of food which is utilized during maturation.
(b) reservoir of growth hormones.
(c) reserve for replenishment of damaged cells of the meristem.
(d) region for absorption of water.
Question- Some vascular bundles are described as open because these
(a) are surrounded by pericycle but not endodermis.
(b) are capable of producing secondary xylem and phloem.
(c) possess conjunctive tissue between xylem and phloem.
(d) are not surrounded by pericycle.
Question- Which of the following statements is correct?
(a) Lenticels occur in most woody trees.
(b) Sclerenchymatous cells are usually present in cortex.
(c) The vascular tissue system is divided into three main zones- cortex, pericycle and pith.
(d) The conjoint vascular bundles usually have the xylem located only on the outer side of the phloem.
Question- Match the elements of xylem given in column I with their character given in the column II and choose the correct option.
A. Xylem vessels I. Store food materials
B. Xylem tracheids II. Obliterated lumen
C. Xylem fibres III. Perforated plates
D. Xylem parenchyma IV. Chisel-like ends
(a) A – IV, B – III, C – II, D – I
(b) A – III, B – II,C – I, D – IV
(c) A – II, B – I, C – IV, D – III
(d) A – III, B – IV, C – II, D – I
Question- A piece of wood having no vessels (trachea) must be belonged to
Question- Which one of the following statements pertaining to plant structure is correct?
(a) Cork lacks stomata but lenticels carry out transpiration.
(b) Passage cells help in transfer of food from cortex to phloem.
(c) Sieve tube elements possess cytoplasm but no nuclei.
(d) The shoot apical meristem has a quiescent centre.
Question- Match the followings and choose the correct option
A. Cuticle I. Guard cells
B. Bulliform cells II. Outer 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
Question- Cork cambium is a
(a) lateral meristem
(b) apical meristem
(c) intercalary meristem
(d) primitive meristem
Question- Tissue(s) present in an annual ring is/are
(a) secondary xylem and phloem.
(b) primary xylem and phloem.
(c) secondary xylem only.
(d) primary phloem and secondary xylem.
Question- Match the names of the structures given in column-I with the functions given in column-II, choose the answer which gives the correct combination of the two columns
A. Stomata I. Protection of stem
B. Bark II. Plant movement
C. Cambium III. Secondary growth
D. Cuticle IV. Transpiration
V. Prevent the loss of water
(a) A – V, B – III, C – I, D – IV
(b) A – I, B – IV, C – V, D – III
(c) A – II, B – IV, C – I, D – III
(d) A – IV, B – I, C – III, D – V
Question- Trees at sea do not have annual rings because
(a) soil is sandy.
(b) there is climatic variation.
(c) there is no marked climatic variation.
(d) there is enough moisture in the atmosphere.
Question- In which one of the following would you expect to find glyoxysomes ?
(a) Endosperm of wheat
(b) Endosperm of castor
(c) Palisade cells in leaf
(d) Root hairs
Question- When we peel the skin of a potato tuber, we remove
Question- Aerenchyma is found in
Question- Why grafting is successful in dicots ?
(a) In dicots vascular bundles are arranged in a ring.
(b) Dicots have cambium for secondary growth.
(c) In dicots vessels with elements are arranged end to end.
(d) Cork cambium is present in dicots
Question- The length of different internodes in a culm of sugarcane is variable because of
(a) size of leaf lamina at the node below each internode
(b) intercalary meristem
(c) shoot apical meristem
(d) position of axillary buds
Question- As secondary growth proceeds, in a dicot stem, the thickness of
(a) sapwood increases.
(b) heartwood increase.
(c) both sapwood and heartwood increases.
(d) both sapwood and heartwood remains the same.
Question- Companion cells in plants are associated with
(c) sieve elements
(d) guard cells
Question- Which of the following pair of match is not correct?
(a) Pith – Large and well developed in monocotyledonous root.
(b) Root hairs – Helps in preventing water loss due to transpiration
(c) Sieve tube elements – Its functions are controlled by the nucleus of companion cells.
(d) Stomatal apparatus – Consists of stomatal aperture,guard cells and surrounding subsidiary cells
Question- Sieve tubes are suited for translocation of food because they possess
(a) bordered pits.
(b) no ends walls.
(c) broader lumen and perforated cross walls.
(d) no protoplasm.
Question- Cambium is considered as a lateral meristem because
(a) it gives rise to lateral branches.
(b) it causes increase in girth.
(c) it increases height and diameter of a plant.
(d) it adds bulk to a plant.
Question- In a dicotyledonous stem, the sequence of tissues from the outside to the inside is
Question- The vessel elements of angiosperms differ from other elements of xylem in having
(a) simple pits on their radial walls.
(b) bordered pits on their lateral walls.
(c) simple and bordered pits on their end walls.
(d) simple perforation on their end walls.
Question- Passage cells are found in
Question- Tissues are classified into two main groups, namely meristematic and permanent tissues on the basis of
(a) whether the cells being able to divide or not.
(b) position of the cells.
(c) whether they are living or dead.
(d) none of the above
Question- Match the terms given in column I with their funciton given in column II and choose the correct option.
A. Meristem I. Photosynthesis, storage
B. Parenchyma II. Mechanical support
C. Collenchyma III. Actively dividing cells
D. Sclerenchyma IV. Stomata
E. Epidermal tissue V. Sclereids
(a) A – I, B – III, C – V, D – II, E – IV
(b) A – III, B – I, C – II, D – V, E – IV
(c) A – II, B – IV, C – V, D – I, E – III
(d) A – V, B – IV, C – III, D – II, E – I
Question- One of the primary function of the ground tissue in a plant is
(b) to protect the plant.
(c) to anchor the plant.
(d) water and sugar conduction.
Question- A student was given a tissue to observe under the microscope. He observes the tissue and concludes that the tissue is a type of simple plant tissue and provides mechanical support to young stem and petiole of leaf.
Identify the tissue.
(d) Xylem parenchyma
Question- Which of the following process helps the trichomes in preventing water loss?
(a) Where companion cells helps in maintaining the pressure gradient in the sieve tubes.
(b) Where plants absorb water through the roots and then give off water vapor through pores in their leaves.
(c) Where activity of cork cambium builds pressure on the remaining layers peripheral to phellogen and ultimately these layers dies and slough off.
(d) None of the above
Question- Cycas stem shows
(a) porous wood
(b) manoxylic wood
(c) pycnoxylic wood
(d) ring porous wood
Question- Match column-I with column-II and choose the correct option.
Column -I Column -II
A. Bulliform cells I. Initiation of lateral roots
B. Pericycle II. Root
C. Endarch xylem III. Grasses
D. Exarch xylem IV. Dicot leaf
E. Bundle sheath cells V. Stem
(a) A – III, B – V, C – IV, D – I, E – II
(b) A – II, B – V, C – I, D – III, E – IV
(c) A – II, B – IV, C – I, D – III, E – V
(d) A – III, B – I, C – V, D – II, E – IV
Question- Which of the following tissue is absent in vascular bundles of monocot stem ?
(d) All of these
Question- The trees growing in desert will
(a) show alternate rings of xylem and sclerenchyma.
(b) have only conjunctive tissue and phloem is formed by the activity of cambium.
(c) show distinct annual rings.
(d) not show distinct annual rings.
Question- Endodermis is a part of
Question- Cambium of root is an example of
(a) apical meristem
(b) intercalary meristem
(c) primary meristem
(d) secondary meristem
Question- Which of the following are present in monocot root ?
(a) conjoint, collateral, open polyarch vascular bundle.
(b) exodermis, endarch, tetrarch closed vascular bundles.
(c) suberized exodermis, casparian strip, passage cells,cambium.
(d) suberized exodermis, polyarch xylem, pith.
Question- Porous wood contains
Question- In an experiment, a student cut a transverse section of young stem of a plant which he has taken from his school garden. After observing it under the microscope how would he ascertain whether it is a monocot stem or a dicot stem?
(a) With the help of bulliform cells.
(b) With the help of casparian strips.
(c) With the help of vascular bundles.
(d) With the help of stomatal apparatus.
Question- Fascicular cambium is the cambium of vascular bundle of
(a) monocot stem
(b) dicot stem
(c) monocot leaf
(d) dicot leaf
Question- Mesophyll is usually differentiated in
(a) monocot leaf
(b) isobilateral leaf
(c) dorsiventral leaf
(d) both ‘a’ and ‘b’
Question- Apical and intercalary meristems are primary meristems because
(a) they occur in the mature region of roots and shoots of many plants.
(b) they made up of different kinds of tissues.
(c) they involved in secondary growth.
(d) they appear early in life of a plant and contribute to the formation of the primary plant body.
Question- Which type of plant tissue is being described by the given statements?
(i) It consists of long, narrow cells with thick and lignified
cell walls having a few or numerous pits.
(ii) They are dead and without protoplasts.
(iii) On the basis of variation in form, structure, origin and development, it may be either fibres or sclereids.
(iv) It provides mechanical support to organs.
Question- In a plant organ which is covered by periderm and in which the stomata are absent, some gaseous exchange still takes place through
Question- In land plants, the guard cells differ from other epidermal cells in having
(c) endoplasmic reticulum.
Question- Cork cambium results in the formation of cork which becomes impermeable to water due to the accumulation of
Question- Which one of the following statement is incorrect ?
(i) Epidermal cell has small amount of cytoplasm and a large vacuole.
(ii) Waxy cuticle layer is absent in roots.
(iii) Root hairs are unicellular, while stem hairs / trichomes are multicellular.
(iv) Trichomes may be branched or unbranched, soft or stiff and prevent transpiration.
(v) Guard cells are dumbell shaped in dicots and beanshaped in monocots (e.g. grass).
(a) Only (i)
(b) Only (iv)
(c) Only (iii)
(d) Only (v)
Question- Gymnosperms are also called soft wood spermatophytes because they lack
(b) phloem fibres
(c) thick-walled tracheids
(d) xylem fibres
Question- A common structural feature of vessel elements and sieve tube elements are
(a) pores on lateral walls.
(b) presence of p-protein.
(c) enucleate condition.
(d) thick secondary walls.
Question- In the sieve elements, which one of the following is the most likely function of P-proteins?
(a) Deposition of callose on sieve plates.
(b) Providing energy for active translocation.
(c) Autolytic enzymes.
(d) Sealing mechanism on wounding.