MCQs For NCERT Class 11 Biology Chapter 5 Morphology of Flowering Plants

Please refer to the MCQ Questions for Class 11 Biology Chapter 5 Morphology of Flowering Plants with Answers. The following Morphology of Flowering Plants Class 11 Biology MCQ Questions have been designed based on the latest syllabus and examination pattern for Class 11. Our experts have designed MCQ Questions for Class 11 Biology with Answers for all chapters in your NCERT Class 11 Biology book.

Morphology of Flowering Plants Class 11 MCQ Questions with Answers

See below Morphology of Flowering Plants Class 11 Biology MCQ Questions, solve the questions and compare your answers with the solutions provided below.

Question. Match the placental types (column-I) with their examples (column-II). 
Column-I Column-II
(A) Basal (i) Mustard
(B) Axile (ii) China rose
(C) Parietal (iii) Dianthus
(D) Free central (iv) Sunflower
Choose the correct answer from the following options. 
(a) (A)-(ii), (B)-(iii), (C)-(iv), (D)-(i)
(b) (A)-(i), (B)-(ii), (C)-(iii), (D)-(iv)
(c) (A)-(iv), (B)-(ii), (C)-(i), (D)-(iii)
(d) (A)-(iii), (B)-(iv), (C)-(i), (D)-(ii)

Question. The term ‘polyadelphous’ is related to 
(a) gynoecium
(b) androecium
(c) corolla
(d) calyx.

Question. The roots that originate from the base of the stem are 
(a) fibrous roots
(b) primary roots
(c) prop roots
(d) lateral roots.

Question. Sweet potato is a modified 
(a) stem
(b) adventitious root
(c) tap root
(d) rhizome. 

Question. Roots play insignificant role in absorption of water in 
(a) pea
(b) wheat
(c) sunflower
(d) Pistia. 

Question. Pneumatophores are found in 
(a) the vegetation which is found in marshy and saline lake
(b) the vegetation which found in acidic soil
(c) xerophytes
(d) epiphytes. 

Question. The plant, which bears clinging roots, is 
(a) screw pine
(b) Podostemon
(c) Trapa
(d) orchid. 

Question. Keel is the characteristic feature of flower of 
(a) Aloe
(b) tomato
(c) tulip
(d) Indigofera.

Question. When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as 
(a) vexillary
(b) imbricate
(c) twisted
(d) valvate. 

Question. Among bitter gourd, mustard, brinjal, pumpkin, china rose, lupin, cucumber, sunhemp, gram, guava, bean, chilli, plum, Petunia, tomato, rose, Withania, potato, onion, Aloe and tulip how many plants have hypogynous flower? 
(a) Fifteen
(b) Eighteen
(c) Six

Question. Velamen is found in 
(a) roots of screwpine
(b) aerial and terrestrial roots of orchids
(c) leaves of Ficus elastica
(d) aerial roots of orchids. 

Question. In Bougainvillea, thorns are the modifications of 
(a) adventitious root
(b) stem
(c) leaf
(d) stipules. 

Question. Which of the following is not a stem modification? 
(a) Tendrils of cucumber
(b) Flattened structures of Opuntia
(c) Pitcher of Nepenthes
(d) Thorns of citrus

Question. Stems modified into flat green organs performing the functions of leaves are known as 
(a) phylloclades
(b) scales
(c) cladodes
(d) phyllodes.

Question. An example of edible underground stem is 
(a) carrot
(b) groundnut
(c) sweet potato
(d) potato. 

Question. Fern character of Cycas is 
(a) coralloid root
(b) tap root
(c) parallel venation
(d) circinate venation

Question. The desert plants in order to tolerate water stress show
(a) sunken stomata
(b) reduced leaves
(c) well developed root system
(d) all of these

Question. Perisperm is 
(a) remnant of endosperm
(b) persistant nucellus
(c) remnant of embryo
(d) part of endosperm

Question. Sweet potato is homologous to 
(a) potato
(b) Colocasia
(c) ginger
(d) turnip. 

Question. Which one of the following is a xerophytic plant in which the stem is modified into the flat green and succulent structure?  A
(a) Opuntia
(b) Casuarina
(c) Hydrilla
(d) Acacia 

Question. What is the eye of potato? 
(a) Axillary bud
(b) Accessory bud
(c) Adventitious bud
(d) Apical bud 

Question. New banana plants develop from 
(a) rhizome
(b) sucker
(c) stolon
(d) seed. 

Question. Leaves become modified into spines in 
(a) onion
(b) silk cotton
(c) Opuntia
(d) pea.
(2015 Cancelled)

Question. How many plants among China rose, Ocimum,sunflower, mustard, Alstonia, guava, Calotropis and Nerium (oleander) have opposite phyllotaxy? 
(a) Three
(b) Four
(c) Five
(d) Two

Question. Phyllode is present in 
(a) Asparagus
(b) Euphorbia
(c) Australian Acacia
(d) Opuntia.

Question. Whorled, simple leaves with reticulate venation are present in 
(a) Calotropis
(b) neem
(c) China rose
(d) Alstonia. 

Question. Long filamentous threads protruding at the end of a young cob of maize are 
(a) hairs
(b) anthers
(c) styles
(d) ovaries. 

Question. Hair found in the inflorescence of Zea mays are the modification of 
(a) style
(b) stigma
(c) spathe
(d) filaments. 

Question. Hypanthodium is a specialised type of 
(a) fruit
(b) inflorescence
(c) thalamus
(d) ovary.

Question. Ray florets have 
(a) inferior ovary
(b) superior ovary
(c) hypogynous ovary
(d) half inferior ovary.

Question. The ovary is half inferior in 
(a) brinjal
(b) mustard
(c) sunflower
(d) plum.

Question. How many plants among Indigofera, Sesbania,Salvia, Allium, Aloe, mustard, groundnut, radish,gram and turnip have stamens with different lengths in their flowers? 
(a) Three
(b) Four
(c) Five
(d) Six 

Question. Radial symmetry is found in the flowers of 
(a) Brassica
(b) Trifolium
(c) Pisum
(d) Cassia.

Question. Axile placentation is present in 
(a) pea
(b) Argemone
(c) Dianthus
(d) lemon.

Question. In China rose, the flowers are 
(a) zygomorphic, hypogynous with imbricate aestivation
(b) zygomorphic, epigynous with twisted aestivation
(c) actinomorphic, hypogynous with twisted aestivation
(d) actinomorphic, epigynous with valvate aestivation.

Question. Among flowers of Calotropis, tulip, Sesbania,Asparagus, Colchicum, sweet pea, Petunia, Indigofera, mustard, soybean, tobacco and groundnut, how many plants have corolla with valvate aestivation? 
(a) Six
(b) Seven
(c) Eight
(d) Five

Question. Placentation in tomato and lemon is 
(a) parietal
(b) free central
(c) marginal
(d) axile.

Question. The gynoecium consists of many free pistils in flowers of 
(a) Aloe
(b) tomato
(c) Papaver
(d) Michelia.

Question. How many plants in the list given below have marginal placentation?   
Mustard, Gram, Tulip, Asparagus, Arhar, Sun- hemp, Chilli, Colchicum, Onion, Moong, Pea, Tobacco, Lupin
(a) Four
(b) Five
(c) Six
(d) Three