Question No:1
Assertion: Intercalary meristem increase length of plant like apical meristems.
Reason: Intercalary meristem originates from the apical meristems.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:2
Assertion: The lenticel is meant for gaseous exchange.
Reason: Lenticel checks excessive evaporation of water.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:3
Assertion: Xerophytic leaves may contain stomatal crypts or sunken stomata.
Reason: Spongy parenchyma is more in Xerophytic leaves.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:4
Assertion: Isobilateral leaves are amphistomatic.
Reason: Mesophyll is not differentiated into palisade and spongy.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:5
Assertion: Trichomes helps in preventing water loss due to transpiration.
Reason: On the stem epidermal hairs are called trichomes.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:6
Assertion: Growth rings are also called as annual rings.
Reason: Generally growth ring is formed in each year.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:7
Assertion: Heartwood is more durable than the sapwood.
Reason: Heartwood contain organic compound like tannins,resins,oil,gumsaromatic substances and essential oils make it hard and more durable.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:8
Assertion: Sugarcane shows Kranz anatomy.
Reason: In diocot leaves, bundle sheath cells lack chloroplasts.
[A] If both the assertion and the reason are assertion
[B] If both the assertion and reason/are true correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:9
Kranz anatomy is one of the characteristics of the leaves of
[A] Potato
[B] Wheat
[C] Sugarcane
[D] Mustard
Question No:10
The chief water conducting elements of xylem in gymnosperms are
[A] Vessels
[B] Fibres
[C] Transfusion tissue
[D] Tracheids
Question No:11
Which one of the following is not a lateral meristem?
[A] Intrafascicular cambium
[B] Interfascicular cambium
[C] Phellogen
[D] Intercalary meristem
Question No:12
Heartwood differs from sapwood in:
[A] Presence of rays and fibres
[B] Absence of vessels and parenchyma
[C] Having dead and non-conducting elements
[D] Being susceptible to pests and pathogens
Question No:13
Some vascular bundles are described as open because these:
[A] Are surrounded by Pericycle but no endodermis
[B] Are capable of producing secondary xylem and phloem
[C] Possess conjunctive tissue between xylem and phloem
[D] Are not surrounded by Pericycle
Question No:14
In Kranz anatomy, the bundle sheath cells have
[A] Thin walls, many intercellular spaces and no chloroplasts
[B] Thick walls, no intercellular spaces and large number of chloroplasts
[C] Thin walls, no intercellular spaces and several chloroplasts
[D] Thick walls, many intercellular spaces and few chloroplasts
Anatomy of Flowering Plants Mock Exam-13
CategoriesNEET Biology