Morphology Of Flowering Plants
484 Questions
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Q426
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1. Root
MCQ
See the following diagrams
Pneumatophores
Which of the following is not correct about A, B, C and D
Pneumatophores
Which of the following is not correct about A, B, C and D
A.
A, B and C are underground roots but D grows vertically upwards
B.
Pneumatophore is found in the plants that grow in sandy soil
C.
Pneumatophores help to get oxygen for respiration
D.
Tap roots of carrot, turnip and adventitious root of sweet potato, get swollen and store food
Q427
Errorless
2. Stem
MCQ
One of single internodal branches are found in
A.
Casuarina
B.
Asparagus
C.
Opuntia
D.
Euphorbia
Q428
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2. Stem
MCQ
Accessory buds occur at
A.
Stem tip
B.
Branch tip
C.
Leaf axil
D.
Side of axillary bud
Q429
Errorless
2. Stem
MCQ
Rhizomes are mostly [A]
A.
Sympodial
B.
Diageotropic
C.
Horizontal
D.
All of these
Q430
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2. Stem
MCQ
In Passiflora, the tendrils are modified
A.
Axillary buds
B.
Upper leaflets
C.
Whole leaves
D.
Stipules
Q431
Errorless
3. Leaf
MCQ
See diagram of a typical leaf. In which of the following option all the four parts marked as A, B, C and D are correctly identified
A.
A-Leaflet, B-Axillary bud, C-Stipule, D-Leaf base
B.
A-Lamina, B-Axillary bud, C-Stipule, D-Pedicel
C.
A-Lamina, B-Stipule, C-Axillary bud, D-Leaf base
D.
A-Lamina, B-Axillary bud, C-Stipule, D-Leaf base
Q432
Errorless
3. Leaf
MCQ
See the following figures and identify leaves A and B
A.
A - Palmately compound leaf, B– Palmately compound leaf
B.
A - Pinnately compound leaf, B - Pinnately compound leaf
C.
A – Palmately compound leaf, B – Pinnately compound leaf
D.
A - Pinnately compound leaf, B – Palmately compound leaf
Q433
Errorless
3. Leaf
MCQ
Imparipinnate leaf is the one where
A.
Leaflets are borne in pairs
B.
Leaflets are small
C.
Leaflets are large
D.
Rachis is terminated by an odd leaflet
Q434
Errorless
3. Leaf
MCQ
Identify the correct types of phyllotaxy which shown in the following figures [NCERT Pg. No. 61]
(A)
(B)
(C)
(B)
(C)
A.
A - Whorled, B – Alternate, C - Opposite
B.
A – Alternate, B - Whorled, C - Opposite
C.
A - Whorled, B – Opposite, C - Alternate
D.
A - Alternate, B – Opposite, C – Whorled
Q435
Errorless
3. Leaf
MCQ
Onion stores food in
A.
Underground stem
B.
Fleshy scales
C.
Root
D.
Shoot
Q436
Errorless
3. Leaf
MCQ
Study the following Column-I with Column-II
| Column-I | Column-II | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
A.
A-R, B-S, C-P, D-Q
B.
A-R, B-P, C-S, D-Q
C.
A-Q, B-R, C-P, D-T
D.
A-T, B-S, C-P, D-R
Q437
Errorless
3. Leaf
MCQ
Rachis is present in
A.
Pinnate compound leaf
B.
Palmate compound leaf
C.
Both correct
D.
Both wrong
Q438
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4. Inflorescence
MCQ
Select the correct pair of answers in which the former represents the set of characters present in Poinsettia and the latter in the pair represents the set of characters present in Casuarina
(i) Modified aerial stem — Unisexual flowers develop acropetally — Chalazal entry of pollen tube
(ii) Flowers achlamydeous — Pedicels of all flowers are of same length — Presence of false whorl
(iii) Cohesion of bracts forming a cup — Centrifugal opening flower — Male flowers many
(iv) Flower formation on one side in a spiral manner — Presence rachilla — Terminal part of the peduncle is flowerless
(i) Modified aerial stem — Unisexual flowers develop acropetally — Chalazal entry of pollen tube
(ii) Flowers achlamydeous — Pedicels of all flowers are of same length — Presence of false whorl
(iii) Cohesion of bracts forming a cup — Centrifugal opening flower — Male flowers many
(iv) Flower formation on one side in a spiral manner — Presence rachilla — Terminal part of the peduncle is flowerless
A.
ii,iii
B.
i, ii
C.
iv,iii
D.
ii, i
Q439
Errorless
4. Inflorescence
MCQ
See the following diagrams and identify inflorescence A and B dpalr
A.
A − Cymose, B – Cymose
B.
A – Racemose, B – Racemose
C.
A – Racemose, B – Cymose
D.
A – Cymose, B - Racemose
Q440
Errorless
5. Flower
MCQ
In monoadelphous condition, stamens have
A.
Filaments of all united in one group but anthers are free
B.
Filaments united in groups but all anthers are free
C.
Anthers are fused but filaments are free
D.
Both anthers and filaments are fused
Q441
Errorless
5. Flower
MCQ
See figure of a typical flower. In which one of the options all the four parts A, B, C and D are correctly identified
A.
A-Gynoecium, B-Stamen, C-Ovule, D-Thalamus
B.
A-Microsporophyll, B-Stamen, C-Ovule, D-Thalamus
C.
A-Gynoecium, B-Stamen, C-Seed, D-Thalamus
D.
A-Gynoecium, B-Megasporophyll, C-Ovule, D-Thalamus
Q442
Errorless
5. Flower
MCQ
Ray florets of sunflower (Compositae) are
A.
Bisexual
B.
Unisexual
C.
Asexual
D.
None of these
Q443
Errorless
5. Flower
MCQ
The perianth is the term used when
A.
Androecium and gynoecium are similar
B.
Androecium and calyx are similar
C.
Corolla and gynoecium are similar
D.
Calyx and corolla are similar
Q444
Errorless
5. Flower
Numerical
Which one of the following statements is correct?
(A) Flower of tulip is a modified shoot
(B) In tomato, fruit is a capsule
(C) Seeds of orchids have oil-rich endosperms
(D) Placentation in primrose is basal
(A) Flower of tulip is a modified shoot
(B) In tomato, fruit is a capsule
(C) Seeds of orchids have oil-rich endosperms
(D) Placentation in primrose is basal
Correct Answer: A
Explanation:
Tomato — Berry, Orchid seed — no endosperm formation, Primose — Free central placentation.
Q445
Errorless
5. Flower
MCQ
Match the following figures with I, II and III (I) Hypogynous flower (II) Perigynous flower (III) Epigynous flower
A.
A − ⅢII, B − I, C − II
B.
A − II, B − II, C − I
C.
A −I, B−III, C− II
D.
A − I, B − ⅡI, C − ⅢII
Q446
Errorless
6. Seeds and Fruits
MCQ
The following diagram is the typical structure of monocotyledonous seeds. Identify all the five parts A, B, C, D and E
A.
A - Embryo, B - Endosperm, C - Scutellum, D - Coleorrhiza, E – Coleoptile
B.
A - Endosperm, B - Embryo, C – Scutellum, D - Coleoptile, E – Coleorrhiza
C.
A - Embryo, B - Endosperm, C - Scutellum, D - Coleoptile, E – Coleorrhiza
D.
A - Endosperm, B – Embryo, C - Scutellum, D - Coleorrhiza, E - Coleoptile
Q447
Errorless
6. Seeds and Fruits
MCQ
Match the types of fruits listed in Column I with the examples listed in Column II. Choose the answer which gives the correct combination of the two columns
| Column-I | Column-II | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
A.
A-T, B-S, C-Q, D-R
B.
A-T, B-R, C-P, D-Q
C.
A-S, B-T, C-Q, D-R
D.
A-P, B-Q, C-R, D-T
Q448
Errorless
6. Seeds and Fruits
MCQ
Figure - I – Mango, Figure - II – Coconut are shown in the following diagram. Identify the parts of the fruit A, B, C and D are respectively
Figure – I
Figure – II
Figure – II
A.
Epicarp, Mesocarp, Embryo, Endocarp
B.
Epicarp, Mesocarp, Ovary, Endocarp
C.
Epicarp, Mesocarp, Ovule, Endocarp
D.
Epicarp, Mesocarp, Seed, Endocarp
Q449
Errorless
6. Seeds and Fruits
MCQ
The following diagram is the typical structure of dicotyledonous seeds. In which one of the options all the five parts A to E are correctly identified
Entire seed
Embryo opened
Embryo opened
A.
A – Hilum, B – Micropyle, C – Plumule, D – Radicle, E - Cotyledon
B.
A - Micropyle, B – Hilum, C – Plumule, D – Cotyledon, E - Radicle
C.
A – Hilum, B – Micropyle, C – Plumule, D – Cotyledon, E - Radicle
D.
A – Hilum, B – Micropyle, C − Radicle, D – Cotyledon E - Plumule
Q450
Errorless
7. Taxonomy of Angiospermic plants
MCQ
Which of the following families is characterised by the presence of perianth
A.
Malvaceae
B.
Liliaceae
C.
Cruciferae
D.
Solanaceae