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Morphology Of Flowering Plants

484 Questions Start Errorless Test
All Exams Allen Errorless
Q451 Errorless 7. Taxonomy of Angiospermic plants MCQ
See the following figures and identify the given below species belong to which of the following families respectively Pisum Sativum (pea) Solanum nigrum (mokoi) Allium cepa (Onion)
A.
Solanaceae, Fabaceae, Liliaceae
B.
Compositae, Malvaceae, Liliaceae
C.
Fabaceae, Solanaceae, Liliaceae
D.
Liliaceae, Compositae, Malvaceae
Q452 Errorless 7. Taxonomy of Angiospermic plants MCQ
Axile placentation occurs in
A.
Asteraceae and Fabaceae
B.
Brassicaeae and Solanaceae
C.
Solanaceae and Liliaceae
D.
All of these
Q453 Errorless 7. Taxonomy of Angiospermic plants MCQ
A diagnostic trait for identification of fabaceous flower is
A.
Tetradynamous androecium
B.
Inferior ovary
C.
Cruciform corolla
D.
Vexillary aestivation
Q454 Errorless 7. Taxonomy of Angiospermic plants MCQ
Given diagram shows the cohesion of stamens. It is the characteristic of pulse family. Identify the type of cohesion
A.
Synandrous
B.
Polyadelhpous
C.
Diadelphous
D.
Monoadelphous
Q455 Errorless 7. Taxonomy of Angiospermic plants MCQ
Androecious guggul (Commiphora wightii) plants occur in:
A.
Produce more male flower bearing plants and a few female flower bearing plants in a population
B.
Produce more female flower bearing plants and a few male flower bearing plants in a population
C.
Produce male flowers bearing plants and female flowers bearing plants in equal number in a population
D.
Produce both male and bisexual flower bearing individual in a population
Q456 Errorless 7. Taxonomy of Angiospermic plants MCQ
Which of the family possess perianth of six coloured tepals
A.
Mimosoideae
B.
Solanaceae
C.
Liliaceae
D.
Malvaceae
Q457 Errorless 7. Taxonomy of Angiospermic plants MCQ
Tetramerous condition is characteristic of:
A.
Liliaceae/Allium/Asphodelus
B.
Cruciferae/Mustard/Iberis
C.
Malvaceae/Althea/Hibiscus
D.
Solanaceae/Nicotiana/Petunia
Q458 Errorless 8. NCERT(Exemplar Questions) MCQ
Rearrange the following zones as seen in the root in vertical section and choose the correct option A. Root hair zone B. Zone of meristems C. Rootcap zone D. Zone of maturation E. Zone of elongation Options:
A.
C, B, E, A, D
B.
A, B, C, D, E
C.
D, E, A, C, B
D.
E, D, C, B, A
Q459 Errorless 8. NCERT(Exemplar Questions) MCQ
In an inflorescence where flowers are borne laterally in an acropetal succession, the position of the youngest floral bud shall be
A.
Proximal
B.
Distal
C.
Intercalary
D.
Any where
Q460 Errorless 8. NCERT(Exemplar Questions) MCQ
The mature seeds of plants such as gram and peas, possess no endosperm, because
A.
These plants are not angiosperms
B.
There is no double fertilization in them
C.
Endosperm is not formed in them
D.
Endosperm gets used up by the developing embryo during seed development
Q461 Errorless 8. NCERT(Exemplar Questions) MCQ
Match the followings and choose correct option Group A Group B
Column-IColumn-II
(A)Aleurone layer
(B)Parthenocarpic fruit
(C)Ovule
(D)Endosperm
(P)Without fertilization
(Q)Nutrition
(R)Double fertilization
(S)Seed
A.
A-P, B-Q, C-R, D-S
B.
A-Q, B-P, C-S, D-R
C.
A-S, B-Q, C-P, D-Q
D.
A-Q, B-S, C-P, D-R
Q462 Errorless 8. NCERT(Exemplar Questions) MCQ
Venation is a term used to describe the pattern of arrangement of
A.
Floral organs
B.
Flower in infloresence
C.
Veins and veinlets in a lamina
D.
All of them
Q463 Errorless 8. NCERT(Exemplar Questions) MCQ
Endosperm, a product of double fertilization in angiosperms is absent in the seeds of
A.
Gram
B.
Orchids
C.
Maize
D.
Castor
Q464 Errorless 8. NCERT(Exemplar Questions) MCQ
Which of the following plants is used to extract the blue dye [NCERT]
A.
Trifolium
B.
Indigofera
C.
Lupin
D.
Cassia
Q465 Errorless 8. NCERT(Exemplar Questions) MCQ
The placenta is attached to the developing seed near the [NCERT]
A.
Testa
B.
Hilum
C.
Micropyle
D.
Chalaza
Q466 Errorless 9. Critical Thinking MCQ
A plant called plantless root is
A.
Arceuthobium
B.
Podostemon
C.
Rafflesia and Sapria
D.
All of these
Q467 Errorless 9. Critical Thinking MCQ
Study the following Column-I with Column-II
Column-IColumn-II
(A)Spongy air
(B)Multiple epidermis
(C)Respiratory roots
(D)Root pockets
(P)Jussiaea
(Q)Pistia
(R)Nerium
(S)Sagittaria
(T)Nymphaea
A.
A-P, B-R, C-Q, D-T
B.
A-Q, B-P, C-S, D-R
C.
A-S, B-Q, C-R, D-P
D.
A-T, B-R, C-P, D-Q
Q468 Errorless 9. Critical Thinking MCQ
Study the following lists Column-I with Column-II
Column-IColumn-II
(A)Coleorhiza
(B)Apogamy
(C)Indusium
(D)Caudex
(P)Development of sporophyte directly from gametophyte without intervention of gametes
(Q)Development of gametophyte directly from sporophyte without involvement of reduction division
(R)An unbranched columnar stem
(S)Protective covering of a radicle
(T)Protective structure of a sorus
A.
A-T, B-Q, C-S, D-P
B.
A-S, B-P, C-T, D-R
C.
A-R, B-T, C-Q, D-S
D.
A-Q, B-R, C-P, D-T
Q469 Errorless 9. Critical Thinking MCQ
Study the diagrams given below and select the right options out of (a - d); in which all the 4 items A, B, C and D are correctly identified [NCERT]
A.
Offset Sucker Stolon Leaf buds
B.
Offset Tuber Stolon Leaf buds
C.
Tuber Rhizome Bulb Leaf buds
D.
Tuber Rhizome Bulbil Leaf buds
Q470 Errorless 9. Critical Thinking MCQ
Which is true about bulbils in Agave
A.
It has floral buds modified into bulbils
B.
Bulbils germinate while still on inflorescence
C.
Bulbils show vivipary
D.
All the above
Q471 Errorless 9. Critical Thinking MCQ
Examine the types of aestivation shown in the following diagram and select the correct answer
A.
A ā€“ Twisted, B - Imbricate, C ā€“ Vexillary, D - Valvate
B.
A āˆ’ Imbricate, B ā€“ Vexillary, C ā€“ Valvate, D ā€“ Twisted
C.
A - Vexillary, B - Valvate, C - Twisted, D - Imbricate
D.
A - Valvate, B - Twisted, C - Imbricate, D - Vexillary
Q472 Errorless 9. Critical Thinking MCQ
Papilionaceous flower with large vexillum covering two wings and the wings covering the keel has corolla aestivation of
A.
Descending imbricate
B.
Ascending imbricate
C.
Twisted
D.
Valvate
Q473 Errorless 9. Critical Thinking MCQ
Feathery (hairy) style is persistent in
A.
Solanum
B.
Clematis
C.
Helianthus
D.
Hibiscus
Q474 Errorless 9. Critical Thinking MCQ
In Acacia species, the first few leaves are pinnately compound. Then there are leaves with flattened petiole and fewer pinnae. The leaves of adult plant has parallel veined flattened petiole and no pinnae. It shows that
A.
Leaves of adult plant are reduced to phyllodes while those of the seedling are unreduced
B.
The parallel-veined green structures of the adult plant are phylloclades
C.
The plant shows developmental heterophylly compound in seedling and simple in adult plant
D.
The leaves of adult plant are unreduced while they are reduced in the seedling stage
Q475 Errorless 9. Critical Thinking MCQ
The flowers are Zygomorphic in
(A) Mustard
(B) Gulmohar
(C) Cassia
(D) Datura
(E) Chilly
A.
D, E only
B.
E, D, E only
C.
A, B, C only
D.
B, C only