MCQ Questions for Class 11 Biology Chapter 5 Morphology of Flowering Plants with Answers

Solving the Morphology of Flowering Plants Multiple Choice Questions of Class 11 Biology Chapter 5 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Morphology of Flowering Plants Class 11 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 5 Biology Class 11 and cross-check your answers during preparation.

I. Select the correct answer from the following questions:

Question 1.
Which one of the following is not a characteristic of root?
(a) Absence of buds
(b) Presence of chlorophyll
(c) Presence of root cap
(d) Presence of Unicellular hair

Answer

Answer: (b) Presence of chlorophyll


Question 2.
Roots that grow from any part of the plant body other than the radicle are called
(a) Tap roots
(b) Adventitious roots
(c) Modified roots
(d) Aerial roots

Answer

Answer: (b) Adventitious roots.


Question 3.
The place on stem or branch form where one or more leaves arise is called
(a) Apex
(b) Bud
(c) Internode
(d) Node

Answer

Answer: (d) Node


Question 4.
Which one of the following underground, fleshy structure is a stem?
(a) Carrot
(b) Potato
(c) Turnip
(d) Sweet Potato

Answer

Answer: (b) Potato


Question 5.
Phyllode is a modification of
(a) Root
(b) Flower
(c) Petiole
(d) Bud

Answer

Answer: (c) Petiole


Question 6.
Potato tubers are formed at the tips of
(a) Primary roots
(b) Adventitious roots
(c) Petiole
(d) Stolons

Answer

Answer: (d) Stolons


Question 7.
Mesocarp and endocarp is the edible part of the fruit of
(a) Apple
(b) Mango
(c) Banana
(d) Litchi

Answer

Answer: (c) Banana


Question 8.
Drupe is recognised by
(a) Stomy mesocarp
(b) Fleshy seed coat
(c) Thin seed coat
(d) Stony endocarp

Answer

Answer: (d) Stony endocarp


Question 9.
What do you eat in coconut?
(a) Mesocarp
(b) Fruit wall
(c) Entire seed
(d) Embryo

Answer

Answer: (c) Entire seed


Question 10.
The positions of shoot apex in monocot embryo is
(a) Lateral
(b) Basal
(c) Sub-terminal
(d) Terminal

Answer

Answer: (a) Lateral


Question 11.
In which one of the following plants the oil is stored in endosperm
(a) Coconut
(b) Ground nut
(c) Seasame
(d) Soyabean

Answer

Answer: (a) Coconut


Question 12.
In maize, the flower are
(a) Bisexual
(b) Unisexual but on the same plant
(c) Absent
(d) Unisexual but on different plants

Answer

Answer: (b) Unisexual but on the same plant


Question 13.
Epipetalous is condition of
(a) Aestivation of petal
(b) Placentation
(c) Stamens
(d) Position of ovary

Answer

Answer: (c) Stamens


Question 14.
A characteristic of angiosperm is
(a) Flower
(b) Root
(c) Seed
(d) All of these

Answer

Answer: (d) All of these


Question 15.
An aspect of flower shown in floral formula but not in floral diagram is
(a) Aestivation
(b) Floral symmestry
(c) Position of ovary
(d) Cohesion of floral parts

Answer

Answer: (c) Position of ovary


Question 16.
In grass and banyan tree these are roots arising from parts of the plant other than the radicle, these are called
(a) Adventitious roots
(b) Fibrous root system
(c) Tap root system
(d) Tertiary root system

Answer

Answer: (a) Adventitious roots


Question 17.
In some leguminous plants the leaf base may become swollen, which is called the
(a) Pulvinus
(b) Lamina
(c) Petiole
(d) Leaf base

Answer

Answer: (a) Pulvinus


Question 18.
The arrangement of flowers on the floral axis is termed as
(a) Inflorescence
(b) racemose
(c) cymose
(d) thalamus

Answer

Answer: (a) Inflorescence.


Question 19.
When the floral appendages are in multiple of 3,4 or 5 respec¬tively, a flower may be
(a) Trimerous
(b) Teramerous
(c) Pentamerous
(d) All of these types

Answer

Answer: (d) All of these types


Question 20.
A sterile stamen is called
(a) Staminode
(b) Stigma
(c) Apocarpous
(d) Syncarpous

Answer

Answer: (a) Staminode


II. Fill in the blanks

Question 1.
Solanaceae is a large family, commonly called as the ‘…………’

Answer

Answer: Potato family


Question 2.
Fabaceae family was earlier called ……………, a sub family of family …………….

Answer

Answer: Papilonoideae, Leguminosae


Question 3.
The following floral formula represents the …………… (Family: Brassicaceae)
MCQ Questions for Class 11 Biology Chapter 5 Morphology of Flowering Plants with Answers 1

Answer

Answer: mustard plant


Question 4.
In the floral formula, ‘K’ for …………. ‘P’ for ………….. ‘A’ for ……………

Answer

Answer: calyx, perianth, androecium


Question 5.
The outer covering of endosperm separates the embryo by a layer called …………..

Answer

Answer: aleurone layer


Question 6.
The embryo consists of one large and shield shaped cotyledon known as …………. and a short axis with a …………… and a radicle

Answer

Answer: scutellum, Plumule


Question 7.
Above the hilum, is a small pore called the …………..

Answer

Answer: Micropyle


Question 8.
If a fruit is formed without fertilisation of the ovary, it ……………

Answer

Answer: Parthenocarpic fruit.


Question 9.
The calyx is the outer most whorl of the flower and members are called ……………

Answer

Answer: Sepals


Question 10.
If gynoecium is situated in the centre and other parts of the flower are located on the rim of the thalamus almost at the same level, it is called ……………

Answer

Answer: Perigynous


Question 11.
Flowers with bracts, reduced, leaf found in flower are called …………. and those without bracts, ……………

Answer

Answer: bracteate, ebracteate.


Question 12.
In symmetry, the flower may be ……………. or ……………

Answer

Answer: actinomorphic (regular), zymomorphic (bilateral)


Question 13.
A flower having only stamens or carpel is ………….

Answer

Answer: unisexual


Question 14.
………….. is the pattern of arrangement of leaves on the stem or branch.

Answer

Answer: Phvllotaxy


Question 15.
When the incisions of the lamina reach up to the midrib breaking it into a number of leaflets, the leaf is called ………….

Answer

Answer: compound


III. Mark the statements True (T) or False (F):

Question 1.
The study of external features of plants is known as external morpholgy and that of internal features as anatomy.

Answer

Answer: True


Question 2.
The knowledge of external morpholgy of flowering plants is not essential for the study of all branches of botany.

Answer

Answer: False


Question 3.
The root is covered at the apex by a thimble-like structure called the not cap

Answer

Answer: True


Question 4.
A few millimetre above the root cap is the region of meristematic activity.

Answer

Answer: True


Question 5.
Tap roots of carrot, turnip and adventitious roots of sweet potato, get swollen and store food.

Answer

Answer: True


Question 6.
The main function of the stem is spreading out branches bearing leaves, flowers and fruits. It conducts water, minerals and photosynthates.

Answer

Answer: True


Question 7.
Underground stems of potato, ginger, turmeric, zaminkand modify to store food in them.

Answer

Answer: True


Question 8.
A typical leaf consists of three main parts: Leaf base, petiole and lamina.

Answer

Answer: True


Question 9.
In some leguminous plants the leafbase may become swollen, which is called the pulvinus.

Answer

Answer: True


Question 10.
The lamina or the leaf blade is the green expanded part of the leaf with veins and veinlets.

Answer

Answer: True


Question 11.
Veins provide rigidity to the leaf blade and act as channels of transport for water, minerals and food materials.

Answer

Answer: True


Question 12.
Leaves are often modified to perform functions other than photosynthesis. They are converted into tendrils for climbing as in peas, or into spines for defence as in cacti.

Answer

Answer: True


Question 13.
Calyx and corolla are accessory organs, while androecium and gynoecium are reproductive organs.

Answer

Answer: True


Question 14.
When a flower has both androecium and gynoecium, it is termed as bisexual.

Answer

Answer: True


Question 15.
A flower is asymmetric or irregular, if it cannot be divided into similar halves by any vertical plane passing through the centre as in canna.

Answer

Answer: True


IV. Match the items of Column I

MCQ Questions for Class 11 Biology Chapter 5 Morphology of Flowering Plants with Answers 2

Answer

Answer:
(a) → 4
(b) → 15
(c) →13
(d) → 14
(e) → 1
(f) → 3
(g) → 2
(h) → 5
(i) → 6
(j) → 7
(k) → 8
(l) → 9
(m) → 10
(n) → 11
(o) → 12


 


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