Morphology Of Flowering Plants Important Questions and Answer MCQ PDF – Biology Class 11 Chapter 5 for neet

Morphology of flowering plants important questions are here. Answer Keys of these questions are given at the below of this page, with NCERT page number.

Morphology of flowering plants is associated with Biology class 11 chapter 5

All these questions are based on NCERT.

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Morphology Of Flowering Plants Important Questions

1) Who was the author of famous book “The anatomy of Seed Plants” (It is referred to as Webster of Plant biology)?
a) G N Ramachandran b) Katherine Esau
c) Ernst Mayr d) Bentham & Hooker

2) Primary root and its branches constitute?
a) Adventitious root system
b) Tap root system
c) Fibrous roots
d) Seminal roots

3) Stilt roots are reported in?
a) Stem of Maize
b) Stem of Sugarcane
c) Banyan tree
d) Both a & b

4) Prop roots a characteristic of?
a) Stem of Maize
b) Stem of Sugarcane
c) Banyan tree
d) Rhizophora

5) Root bears?
a) Nodes only
b) Internodes only
c) Both nodes and internodes
d) None of these

6) Nodulated roots bearing family is?
a) Mimosoideae
b) Caesalpinoideae
c) Papilionoideae
d) Solanaceae

7) Monocot plants are characterised by the presence of?
a) Tap roots
b) Fibrous roots
c) Annulated roots
d) Stilt roots

8) Clinging and epiphytic roots are found in?
a) Orchid
b) Tinospora
c) Rhizophora
d) Podostemon

9) Bacteria found in root nodules of legumes are?
a) Nitrobacter b) Nitrosomonas
c) Rhizobium d) Azotobacter

10) In Saccharum officinarum stilt roots arise from?
a) Internodes of stem
b) Upper node of stem
c) Lower Node of stem
d) Anywhere

11) In Ipomoea batatas/Sweet potato the food is stored in?
a) Root tuber
b) Stem tuber
c) Bud
d) Leaves

12) In Wheat, the fibrous roots develop from?
a) Base of the stem
b) Primary root
c) Upper internodes
d) None of the above

13) Prolongation of radicle gives rise to?
a) Fibrous root system
b) Primary root
c) Stilt root
d) Pillar root

14) Leguminous plants possess?
a) Napiform roots b) Nodulated roots
c) Tuberous roots d) Fusiform roots

15) Roots are used in vegetative propagation in?
a) Potato b) Sweet potato
c) Ginger d) Onion

16) Which modification of root does not store food?
a) Tuberous b) Napiform
c) Conical d) Stilt

17) Respiratory roots “Pneumatophore” occur in?
a) Rhizophora b) Trapa
c) Vanda d) Asparagus

18) Sweet potato is modification of?
a) Leaf b) Root
c) Stem d) Flowering axis

19) Which is not a product of root?
a) Sugarbeet b) Carrot
c) Radish d) Potato

20) Pneumatophores are characteristics of family?
a) Loranthaceae b) Hydrocharitaceae
c) Rhizophoraceae d) Orchidaceae

21) Velamen is present in?
a) Tuberous roots
b) Epiphytic roots of orchids
c) Breathing roots
d) Parasitic roots

22) Pneumatophores’ are present/common in?
a) Xerophytes b) Hygrophytes
c) Mesophytes d) Halophytes

23) Regions of root from base to root tip are?
a) Maturation zone — Cell division zone —
Elongation zone
b) Maturation zone — Elongation zone — Cell division zone
c) Cell division zone — Elongation zone —
Maturation zone
d) Elongation zone — Cell division zone —
Maturation zone

24) Banana is vegetatively propagated by?
a) Tubers b) Rhizomes
c) Bulbs d) Phyllode

25) Placenta and pericarp are both edible portions in?
a) Apple b) Banana
c) Tomato d) Potato

26) 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

27) Which one of the following statements is correct?
a) The seed in grasses is not endospermic.
b) Mango is a parthenocarpic fruit.
c) A proteinaceous aleurone layer is present in maize grain
d) A sterile pistil is called a staminode.

28) An example of edible underground stem is?
a) Carrot b) Groundnut
c) Sweet potato d) Potato

29) Non- albuminous seed is produced in?
a) Maize b) Castor
c) Wheat d) Pea

30) The common characteristics between tomato and potato will be maximum at the level of their?
a) Genus b) Family
c) Order d) Division

31) In a cymose inflorescence the main axis?
a) Terminates in a flower
b) Has unlimited growth
c) Bears a solitary flower
d) Has unlimited growth but lateral branches end in flowers

32) Inflorescence is racemose in?
a) Soyabean b) Brinjal
c) Tulip d) Aloe

33) Albuminous seeds store their reserve food mainly in?
a) Perisperm b) Endosperm
c) Cotyledons d) Hypocotyl

34) In one plant, underground stems are modified to store food and in another plant, the stem tendrils develop from axillary buds to help plants climb. They are?
a) Ginger, cucumber
b) Carrot, jasmine
c) Sweet potato, Bougainvillea
d) Opuntia, Eichhornia

35) Which of these is an example for a zygomorphic flower with diadelphous stamens and marginal placentation?
a) Pea b) Lemon
c) Brinjal d) Cucumber

36) Keel is the characteristic feature of flower of?
a) Aloe b) Tomato
c) Tulip d) Indigofera

Morphology Of Flowering Plants Important Questions – Answer Key

1) B. NCERT Page No. 64

2) B. NCERT Page No. 65

3) D. NCERT Page No. 67

4) C. NCERT Page No. 67

5) D. Node & Internodes are characteristic of Stem only. NCERT Page No. 68

6) C. NCERT Page No. 78

7) B. NCERT Page No. 66

8) A. Orchid is an epiphytic plant

9) C. Rhizobium present in root nodules of pulses

10) C. NCERT Page No. 67

11) A. NCERT Page No. 68

12) A. NCERT Page No. 66

13) B. NCERT Page No. 65

14) B. NCERT Page No. 78

15) B. NCERT Page No. 67

16) D. NCERT Page No. 67 – Stilt roots are for Support

17) A. NCERT Page No. 67

18) B. NCERT Page No. 67

19) D. NCERT Page No. 68

20) C. NCERT Page No. 67 – The Rhizophoraceae are a family of tropical or subtropical flowering plants. Among the better-known members are mangrove trees of the genus Rhizophora.

21) B. Orchids have a multiple-layered epidermis called a velamen, which consists of nonliving compact cells with lignified strips of secondary walls. These cells provide support, prevent water
loss, and assist the plant in absorbing water.

22) D. Halophytes grow in Swampy areas – NCERT Page No. 67

23) B

24) B. Rhizomes

25) C. Tomato

26) B. Imbricate

27) C. A proteinaceous aleurone layer is present in maize grain

28) D. Potato tuber

29) D. Pea seeds – Non endospermic

30) B. Family – solanaceae : The family is informally known as the nightshade or potato family. The family includes the Datura or Jimson weed, eggplant, mandrake, deadly nightshade or belladonna, capsicum (paprika, chile pepper), potato, tobacco, tomato, and petunia. The most important species of this family for the global diet is the potato.

31) A. Terminates in a flower

32) A. Soyabean

33) B. Endosperm

34) A. Ginger, cucumber

35) A. Pea

36) D. Indigofera (Family fabaceae)