Anatomy of Flowering Plants Test

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Anatomy of Flowering Plants Test - 2

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Question 1
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Organisation of stem apex into corpus and tunica is determined mainly by

A
planes of cell division

B
regions of meristematic activity

C
rate of cell growth

D
rate of shoot tip growth
Question 2
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Cambium of root is an example of

A
apical meristem

B
intercalary meristem

C
primary meristem

D
secondary meristem
Question 3
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Periblem gives rise to

A
cortex

B
stele

C
epidermis

D
pith
Question 4
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Which of the following statements regarding dicots is false?

A
The seedpod can have any number of chambers, from none to many.

B
The flowers of dicots usually have flower parts in fours or fives.

C
The stems of dicots are usually tough.

D
When a dicot germinates, it produces numerous seed leaves.
Question 5
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The parenchymatous cells which lie between the xylem and the phloem are called

A
Conjunctive tissue

B
Casparian strip

C
Pericycle

D
Endodermis

Solution

Conjunctive tissue is a narrow strip of tissue ( parenchyma or sclerenchyma) that lies between xylem and phloem bundles of root.
Question 6
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Which of the following pairs of plant structures has haploid number of chromosomes?

A
Egg nucleus and secondary nucleus

B
Megaspore mother cell and antipodal cells

C
Egg cell and antipodal cells

D
Nucellus and antipodal cells
Question 7
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Which of the following is a difference between monocots and dicots?

A
Leaf venation in dicots is parallel and is reticulate in monocots.

B
Embryo has 2 cotyledons in dicots and 3 or multiples of 3 in monocots.

C
Floral parts of dicots are multiples of 4 and 5 and multiples of 3 in monocots.

D
Vascular bundles are in bundles in monocots and scattered in dicots.
Question 8
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In a flowering plant, i.e. an angiosperm, sugars are transported

A
upwards in the xylem

B
upwards in the phloem

C
both upwards and downwards in the phloem

D
both upwards and downwards in the xylem
Question 9
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Girdling of a tree involves the removal of

A
xylem

B
phloem

C
xylem and phloem

D
vascular cambium
Question 10
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Sclerids belongs to

A
Fibres

B
Parenchyma

C
Sclerenchyma

D
Collenchyma

Solution

Scleroids belongs to sclerenchyma complex permanent tissue presentin hard parts of plants. They are generally hard and founds in rough fruits and stem.

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Anatomy of Flowering Plants Test - 2

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Anatomy of Flowering Plants Test - 2

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Question 1

planes of cell division

regions of meristematic activity

rate of cell growth

rate of shoot tip growth

Question 2

apical meristem

intercalary meristem

primary meristem

secondary meristem

Question 3

cortex

stele

epidermis

pith

Question 4

The seedpod can have any number of chambers, from none to many.

The flowers of dicots usually have flower parts in fours or fives.

The stems of dicots are usually tough.

When a dicot germinates, it produces numerous seed leaves.

Question 5

Conjunctive tissue

Casparian strip

Pericycle

Endodermis

Solution

Question 6

Egg nucleus and secondary nucleus

Megaspore mother cell and antipodal cells

Egg cell and antipodal cells

Nucellus and antipodal cells

Question 7

Leaf venation in dicots is parallel and is reticulate in monocots.

Embryo has 2 cotyledons in dicots and 3 or multiples of 3 in monocots.

Floral parts of dicots are multiples of 4 and 5 and multiples of 3 in monocots.

Vascular bundles are in bundles in monocots and scattered in dicots.

Question 8

upwards in the xylem

upwards in the phloem

both upwards and downwards in the phloem

both upwards and downwards in the xylem

Question 9

xylem

phloem

xylem and phloem

vascular cambium

Question 10

Fibres

Parenchyma

Sclerenchyma

Collenchyma

Solution

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