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NEET • BIOLOGY • MORPHOLOGY OF FLOWERING PLANTS
Morphology of flowering plants practice · Easy
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Showing 1-30 of 92 questions
1
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1 of 92
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The order of opening of flower parts from the periphery towards the centre, is called
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Correct option: B
Centripetal
Option B (Centripetal) is correct because centripetal refers to the arrangement where floral parts open from the periphery towards the center.
2
Easy
2 of 92
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Choose the incorrectly matched pair.
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Correct option: C
Thorn in Bougainvillea - Modification of leaves
The correct answer is C (Thorn in Bougainvillea - Modification of leaves) because thorns in Bougainvillea are modifications of axillary buds, not leaves.
3
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Which of the following promotes softening of fruits?
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Correct option: A
Polygalacturonase
Option A (Polygalacturonase) is correct because polygalacturonase is an enzyme that breaks down pectin, leading to the softening of fruit tissues.
4
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Which of the following is/are correct :
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Correct option: C
Katherine Esau reported that the Curly top virus spreads through a plant via the food conducting tissue
Option C (Katherine Esau reported that the Curly top virus spreads through a plant via the food conducting tissue) is correct because it accurately describes one of Katherine Esau's key findings.
5
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A smallest angiosperm with smallest flowers is
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Correct option: B
Wolffia
Option B (Wolffia) is correct because Wolffia is the smallest angiosperm and has the smallest flowers.
6
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The fruit which develops from inflorescence is called
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Correct option: D
Composite fruit
Option D (Composite fruit) is correct because composite fruits, also known as multiple fruits, develop from an entire inflorescence.
7
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Cymose inflorescence is identified by :
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Correct option: C
Both (1) and (2)
Option C (Both (1) and (2)) is correct because cymose inflorescence is characterized by basipetal arrangement of flowers and limited growth of the main axis due to its termination in a flower.
8
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Stilt roots are present in
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Correct option: B
Maize
Option B (Maize) is correct because maize (corn) is a common example of a plant with stilt roots.
9
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Assertion (A) : In Nepenthes leaves are modified to trap insects
Reason (R) : Insects serve as nitrogen supplements
Reason (R) : Insects serve as nitrogen supplements
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Correct option: B
Both (A) & (R) are true and (R) is the correct explanation of (A)
Option B (Both (A) & (R) are true and (R) is the correct explanation of (A)) is correct because Nepenthes leaves are modified to trap insects, and the insects serve as nitrogen supplements for the plant.
10
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(A) The flowers of Liliaceae members are often trimerous
(R) The flowers of Liliaceae are with five whorls of perianth members
(R) The flowers of Liliaceae are with five whorls of perianth members
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Correct option: C
(A) is True but (R) is false
Option C ((A) is True but (R) is false) is correct because Liliaceae flowers are trimerous (A is true), but they have two whorls of perianth (tepals), not five (R is false).
11
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The insectivorous plants are
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Correct option: C
Both (1) and (2)
Option C (Both (1) and (2)) is correct because insectivorous plants are both autotrophic (produce their own food) and heterotrophic (derive nutrients from insects).
12
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The bladder serving as floats for trapping insects is found in
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Correct option: B
Utricularia
Option B (Utricularia) is correct because Utricularia, also known as bladderwort, has bladders that serve as traps for insects.
13
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Which of the following statements is incorrect regarding leaves of silk cotton?
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Correct option: B
Leaflets develop at the tip of rachis
Option B (Leaflets develop at the tip of rachis) is correct because silk cotton leaves are palmately compound, where leaflets arise from a common point at the petiole's tip, not along the rachis.
14
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Tulip belong to family
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Correct option: B
Liliaceae
Option B (Liliaceae) is correct because Tulip is a genus within the Liliaceae family, characterized by its bulbous habit and showy flowers.
15
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Edible part of the apple is
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Correct option: C
Thalamus
Option C (Thalamus) is correct because the edible part of an apple is the fleshy thalamus, which is the receptacle of the flower.
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16
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Stem develops from
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Correct option: C
Plumule
Option C (Plumule) is correct because the stem develops from the plumule, which is the embryonic shoot within a seed.
17
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The word taxonomy was coined by
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Correct option: C
A.P. deCandolle
Option C (A.P. deCandolle) is correct because A.P. deCandolle coined the word taxonomy.
18
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Which of these fruits are obtained from polycarpellary apocarpous gynoecium?
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Correct option: C
aggregate fruit
Option C (aggregate fruit) is correct because aggregate fruits develop from polycarpellary apocarpous gynoecium.
19
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Remembering
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Flowers and lateral branches arise from the
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Correct option: A
Lateral buds
Option A (Lateral buds) is correct because flowers and lateral branches arise from lateral buds located in the leaf axils.
20
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At root tip, number of divisions to produce 100 cells, is
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Correct option: C
99
The correct answer is C (99) because to produce 100 cells from one initial cell requires 99 divisions (100 - 1 = 99).
21
Easy
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Remembering
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Find out the wrongly matched pair.
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Correct option: D
Leaf buds-Banana
Option D (Leaf buds-Banana) is correct because Banana propagates through rhizomes or suckers, not leaf buds.
22
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Understanding
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Find out the Mis-match
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Correct option: B
Pillar roots – Sugar cane
Option B (Pillar roots – Sugar cane) is the mismatch. Pillar roots are found in Banyan trees, not sugar cane. Sugar cane has stilt roots.
23
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Discoid stem without any stored food is found in?
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Correct option: D
Allium
Option D (Allium) is correct because Allium (onion, garlic) has a discoid stem without significant food storage, unlike turmeric, curcuma, and potato which store food in their modified stems.
24
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Velamen and spongy tissue is found in
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Correct option: D
Epiphytic roots
Option D (Epiphytic roots) is correct because velamen tissue is a characteristic feature of epiphytic roots, which helps in absorbing moisture from the air.
25
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Generally, the parallel venation is found in
View answer and explanation
Correct option: C
Monocotyledons
Option C (Monocotyledons) is correct because parallel venation is a characteristic feature of monocot leaves.
26
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Which one of the following organisms is correctly matched with its three characteristics?
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Correct option: D
Maize : pathway, closed vascular bundles, scutellum
Option D (Maize : pathway, closed vascular bundles, scutellum) is correct because maize is a C4 plant with closed vascular bundles and a scutellum.
27
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Leaves aries from which part of plant?
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Correct option: D
Node
Option D (Node) is correct because leaves originate from the nodes of a plant stem.
28
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Select the incorrect statement for Liliaceae from the following:
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Correct option: B
Bisexual and actinomorphic flower
Option A (Bisexual and zygomorphic flower) is the incorrect statement because Liliaceae flowers are bisexual and actinomorphic (radially symmetrical), not zygomorphic (bilaterally symmetrical).
29
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In a cereal grain the single cotyledon of embryo is represented by?
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Correct option: B
Scutellum
Option B (Scutellum) is correct because the scutellum is the single cotyledon in a cereal grain embryo.
30
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All of the following are features of gynoecium in most of the members of Malvaceae, except
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Correct option: B
Parietal placentation is present
Option B (Parietal placentation is present) is correct because Malvaceae typically exhibits axile placentation, not parietal placentation.
Revision notes and key takeaways
Review MORPHOLOGY OF FLOWERING PLANTS in your textbook or class notes, then use this set to check your understanding.
Key Takeaways
- ✓ This set contains 92 single-correct-answer MCQs on MORPHOLOGY OF FLOWERING PLANTS.
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