Anatomy of Flowering Plants Test

Question 1
4 / -1

In (i) protoxylem lies towards periphery and metaxylem lies towards centre. Such an arrangement of primary xylem is called as (ii)

A
a

B
b

C
c

D
d

Question 2
4 / -1

Casparian strips are the bands of thickenings present on _____ walls of endodermis.

A
radial

B
tangential

C
central

D
both (a) and (b)

Question 3
4 / -1

Which plant part possesses polyarch condition of vascular bundles with a well developed pith?

A
Dicot root

B
Monocot root

C
Dicot stem

D
Monocot stem

Question 4
4 / -1

Hypodermis is _______ in sunflower stem and _______in maize stem.

A
parenchymatous, collenchymatous

B
collenchymatous, sderenchymatous

C
sderenchymatous, collenchymatous

D
sderenchymatous, sderenchymatous

Question 5
4 / -1

Select the incorrect statement regarding the anatomy of a typical monocotyledonous stem.

A
Phloem parenchyma is absent.

B
Vascular bundles are scattered, conjoint, collateral and closed.

C
Each vascular bundle is surrounded by a bundle sheath.

D
Ground tissue is differentiated into cortex, endodermis, pericyde and pith

Question 6
4 / -1

Refer the given figure which represents a section of vascular bundle as seen in T.S. of a monocot stem and select the option that correctly labels A, B, C and D.

A
a

B
b

C
c

D
d

Question 7
4 / -1

Well develped pith is found in

A
monocot root and monocot stem

B
monocot stem and dicot root

C
monocot root and dicot stem

D
dicot root and dicot stem

Question 8
4 / -1

In a dorsiventral leaf, location of palisade tissue and phloem is respectively on the______ surfaces.

A
adaxial and abaxial

B
adaxial and adaxial

C
abaxial and adaxial

D
abaxial and abaxial

Question 9
4 / -1

Which of the following conditions of xylem is present in both monocot and dicot stems?

A
Endarch

B
Polyarch

C
Mesarch

D
Exarch

Question 10
4 / -1

Study the following statements regarding the anatomy of Isobllateral leal.
(i) Stomata are equally distributed on both the surfaces.
(ii) Certain adaxlal epidermal cells are modified Into bulllform cells in grasses.
(iii) The vascular bundles are radial.
(iv) Phloem is adaxially placed.
Which of the above statements are correct?

A
(i) and (ii)

B
(ii) and (iii)

C
(ii) and (iv)

D
All are correct

Question 11
4 / -1

Bundle sheath extensions in a dicot leaf and in a monocot leaf are ________ and ________ respectively.

A
parenchymatous, collenchymatous

B
parenchymatous, sclerenchymatous

C
sclerechymatous, parenchymatous

D
collenchymatous, sclerenchymatous

Question 12
4 / -1

Stele includes

A
pericycle

B
vascular bundles

C
pith

D
all of these

Question 13
4 / -1

Select the correct pair out of the follwing.

A
Hypostomatic leaf - Dicots

B
Epistomatic leaf - Monocots

C
Amphistomatic leaf - Free-floating hydrophytes

D
Presence of sunken stomata in leaf - Submerged hydrophytes

Question 14
4 / -1

Select the mismatched pair

A
Collateral and open vascular - Sunflower stem bundles

B
Bicollateral vascular bundles - Maize stem

C
Concentric vascular bundles - Ferns

D
Radial vascular bundles - Maize root

Question 15
4 / -1

Read the following statements with 1-2 blanks in each one of them.
(i) In monocot root, a large number of vascular bundles are arranged in the form of a _____ around the cent
(ii) Due to the presence of the endodermal cells do not allow wall to wall movement of substances between cortex and peticyde, in a primary dicot toot.
(iii) The epidermis of stem of sunflower beats several unbranched ________ hair.
(iv) The central portion of a dicot stem is usually occupied by ________ comprising of thin walled parenchymatous cells.
Fill in the blanks in the above statements and select the correct option for any two of them.

A
a

B
b

C
c

D
d

Question 16
4 / -1

Vascular bundle is enclosed with in a well developed sderenchymatous sheath in

A
monocot stem

B
dicot stem

C
monocot root

D
dicot root

Question 17
4 / -1

A typical monocotyledonous root is characterized by

A
usually more than six xylem bundles

B
large and well developed pith

C
no secondary growth

D
all of these

Question 18
4 / -1

Read the following statements.
(i) Multicellular epidermal hair
(ii) Collenchymatous hypodermis
(iii) Pith present
(iv) Vascular bundles present in a ring i.e. eustele
Above given features describe which of the following plant parts?

A
Monocot stem

B
Monocot

C
Dicot stem

D
Dicot root

Question 19
4 / -1

Read the following statements and select the correct option.
Statement 1 : Anatomically, all the tissues present on the inner side of endodermis such as pericyde, vascular bundles and pith constitute the stele.
Statement 2 : Eustele is the stele in which vascular bundles are arranged in the form of a ring as present in dicot stems.

A
Both statements 1 and 2 are correct

B
Statement 1 is correct but statement 2 is incorrect

C
Statement 1 is incorrect but statement 2 is correct

D
Both statements 1 and 2 are incorrect

Question 20
4 / -1

Lysigenous cavity in monocot stems vascular bundles develops by the dissolution of

A
protoxylem

B
metaxylem

C
phloem

D
ground tissue

Submit Test

Anatomy of Flow...

Question 1

a

b

c

d

Question 2

radial

tangential

central

both (a) and (b)

Question 3

Dicot root

Monocot root

Dicot stem

Monocot stem

Question 4

parenchymatous, collenchymatous

collenchymatous, sderenchymatous

sderenchymatous, collenchymatous

sderenchymatous, sderenchymatous

Question 5

Phloem parenchyma is absent.

Vascular bundles are scattered, conjoint, collateral and closed.

Each vascular bundle is surrounded by a bundle sheath.

Ground tissue is differentiated into cortex, endodermis, pericyde and pith

Question 6

a

b

c

d

Question 7

monocot root and monocot stem

monocot stem and dicot root

monocot root and dicot stem

dicot root and dicot stem

Question 8

adaxial and abaxial

adaxial and adaxial

abaxial and adaxial

abaxial and abaxial

Question 9

Endarch

Polyarch

Mesarch

Exarch

Question 10

(i) and (ii)

(ii) and (iii)

(ii) and (iv)

All are correct

Question 11

parenchymatous, collenchymatous

parenchymatous, sclerenchymatous

sclerechymatous, parenchymatous

collenchymatous, sclerenchymatous

Question 12

pericycle

vascular bundles

pith

all of these

Question 13

Hypostomatic leaf - Dicots

Epistomatic leaf - Monocots

Amphistomatic leaf - Free-floating hydrophytes

Presence of sunken stomata in leaf - Submerged hydrophytes

Question 14

Collateral and open vascular - Sunflower stem bundles

Bicollateral vascular bundles - Maize stem

Concentric vascular bundles - Ferns

Radial vascular bundles - Maize root

Question 15

a

b

c

d

Question 16

monocot stem

dicot stem

monocot root