NEET Biology Morphology Of Flowering Plants MCQs Set 02

Question. Select an incorrect match
(a) Decussate phyllotaxy – Quisqualis, Psidium, Syzygium
(b) Whorled phyllotaxy – Alstonia, Nerium
(c) Alternate phyllotaxy – Mustard, China rose, Sunflower
(d) Opposite phyllotaxy – Zinnia, Calotropis

Answer: A

Question. Which of the following is not the modification of leaf?
(a) Tendril in Antigonon
(b) Tendril in Clematis
(c) Tendril in Gloriosa
(d) Tendril in Nepenthes

Answer: A

Question. Inflorescence with thick, fleshy axis and large coloured bracts is
(a) Spadix
(b) Spikelet
(c) Hypanthodium
(d) Spathe

Answer: A

Question. Bisexual, sessile and bracteate flowers develop acropetally in
(a) Spike
(b) Corymb
(c) Panicle
(d) None of these

Answer: A

Question. Find the odd one (w.r.t. inflorescence axis elongation)
(a) Umbel
(b) Spike
(c) Raceme
(d) Catkin

Answer: A

Question. The type of inflorescence characterized by having dimorphic flower is
(a) Capitulum
(b) Corymb
(c) Umbel
(d) Catkin

Answer: A

Question. In Head or Capitulum inflorescence
(a) Ray florets : pistillate or neuter; zygomorphic
(b) Ray florets : pistillate and neuter; actinomorphic
(c) Disc florets : bisexual; zygomorphic
(d) Disc florets : pistillate; actinomorphic

Answer: A

Question. Flowers with monadelphous condition and pentacarpellary ovary are present in
(a) China rose family
(b) Pea family
(c) Potato family
(d) Yucca family

Answer: A

Question.
(a) Citrus and Ricinus have synandrous condition.
(b) In epitepalous condition, the cohesion occurs bewteen tepal and filament of stamen.
(c) Tetradynamous condition consists of two long and four short stamen filaments
(a) All are incorrect
(b) Only A is incorrect
(c) Only C is incorrect
(d) Only B is incorrect

Answer: A

Question. Presence of staminode is characteristic feature of
(a) Caesalpinoideae
(b) Mimosoideae
(c) Arecaceae
(d) Euphorbiaceae

Answer: A

Question. Find incorrect matching
(a) Balausta – Aril
(b) Pome – Fleshy thalamus
(c) Schizocarp – Mericarp
(d) Syconus – Hypanthodium

Answer: A

Question.  Most common fruits of fabaceae and brassicaceae are respectively
(a) Legume and Siliqua
(b) Legume and Samara
(c) Lomentum and Siliqua
(d) Lomentum and Silicula

Answer: A

Question. In Coriandrum, the prolongation of thalamus beyond the carpel is called as
(a) Carpophore
(b) Androphore
(c) Gynandrophore
(d) Gynophore

Answer: A

Question. A dry dehiscent fruit which develops from multicarpellary, syncarpous superior ovary with axile placentation, is
(a) Capsule
(b) Siliqua
(c) Achene
(d) Lomentum

Answer: A

Question. Scutellum is a
(a) Shield shaped and large cotyledon of grasses
(b) Remnant of cotyledon in maize
(c) Food storing haploid structure in grass embryo
(d) Protective covering of plumule in grasses

Answer: A

Question. There are given some plants below, select among the options that, to how many families they belongs? Plants are - Crotolaria, Atropa, Solanum, Arachis, Bambusa and Chrysanthemum
(a) 4 families
(b) 6 families
(c) 2 families
(d) 3 families

Answer: A

Question. Find out a set of common N₂ fixing fodder plants
(a) Sesbania, Trifolium
(b) Aloe, Gloriosa
(c) Withania, Abrus
(d) Trifolium, Atropa

Answer: A

Question. Family fabaceae is corcerned with
(a) Diadelphous stamen, marginal placenta and large posterior petal
(b) Diadelphous stamen, marginal placentation, obliquely placed ovary and vexillary corolla
(c) Basal placentation, versatile stamens, spikelet inflorescence
(d) Axile placentation, non-endospermic seed, legume fruit

Answer: A

Question. Butterfly shaped corolla, monocarpellary ovary and zygomorphic flowers are found in family
(a) Papilionaceae
(b) Graminae
(c) Solanaceae
(d) Caesalpinoideae

Answer: A

Question. Most primitive and advanced families of dicots are respectively
(a) Ranunculaceae and Asteraceae
(b) Solanaceae and Asteraceae
(c) Leguminosae and Poaceae
(d) Asteraceae and Cucurbitaceae

Answer: A

Question. Leaves become modified into spines in
(a) Opuntia
(b) Pea
(c) Onion
(d) Silk Cotton

Answer: A

Question. Keel is the characteristic feature of flower of
(a) Indigofera
(b) Aloe
(c) Tulip
(d) Tomato

Answer: A

Question. Perigynous flowers are found in
(a) Rose
(b) Guava
(c) Cucumber
(d) China rose

Answer: A

Question. Which one of the following statements is correct?
(a) A proteinaceous aleurone layer is present in maize grain
(b) Mango is a parthenocarpic fruit
(c) The seed in grasses is not endospermic
(d) A sterile pistil is called a staminode

Answer: A

Question. An example of edible underground stem is
(a) Potato
(b) Sweet potato
(c) Groundnut
(d) Carrot

Answer: A

Question. Placenta and pericarp are both edible portions in
(a) Tomato
(b) Potato
(c) Banana
(d) Apple

Answer: A

Question. When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as
(a) Imbricate
(b) Twisted
(c) Valvate
(d) Vexillary

Answer: A

Question. An aggregate fruit is one which develops from
(a) Multicarpellary apocarpus gynoecium
(b) Multicarpellary superior ovary
(c) Multicarpellary syncarpous gynoecium
(d) Complete inflorescence

Answer: A

Question. Non-albuminous seed is produced in
(a) Pea
(b) Wheat
(c) Castor
(d) Maize

Answer: A

Question. Seed coat is not thin, membranous in
(a) Coconut
(b) Groundnut
(c) Gram
(d) Maize

Answer: A

Question. Among bittter gourd, mustard, brinjal, pumpkin, china rose, lupin, cucumber, sunnhemp, gram, guava, bean, chilli, plum, petunia, tomato, rose, withania, potato, onion, aloe, and tulip how many plants have hypogynous flower?
(a) Fifteen
(b) Ten
(c) Eighteen
(d) Six

Answer: A

Question. In china rose the flower are
(a) Actinomorphic, hypogynous with twisted aestivation
(b) Zygomorphic, epigynous with twisted aestivation
(c) Zygomorphic, hypogynous with imbricate aestivation
(d) Actinomorphic, epigynous with valvate aestivation

Answer: A

Question. Placentation in tomato and lemon is
(a) Axile
(b) Parietal
(c) Free central
(d) Marginal

Answer: A

Question. Vexillary aestivation is characteristic of the family
(a) Fabaceae
(b) Asteraceae
(c) Brassicaceae
(d) Solanaceae

Answer: A

Question. Phyllode is present in
(a) Australian Acacia
(b) Opuntia
(c) Asparagus
(d) Euphorbia

Answer: A

Question. How many plants in the list given below have composite fruits that develop from an inflorescence? Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry
(a) Three
(b) Two
(c) Four
(d) Five

Answer: A

Question. Cymose inflorescence is present in
(a) Solanum
(b) Sesbania
(c) Brassica
(d) Trifolium

Answer: A

Question. Which one of the following organisms is correctly matched with its three characteristics ?
(a) Maize : C₃ pathway, Closed vascular bundles, Scutellum
(b) Tomato: Twisted aestivation, Axile placentation, Berry
(c) Onion: Bulb, Imbricate aestivation, Axile placentation
(d) None of these

Answer: A

Question. How many plants in the list given below have marginal placentation ?
Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco. Lupin
(a) Six
(b) Three
(c) Five
(d) Four

Answer: A

Question. The 'Eyes' of the potato tuber are
(a) Axillary buds
(b) Root buds
(c) Flower buds
(d) Shoot buds

Answer: A

Question. Which one of the following statements is correct?
(a) Flower of tulip is a modified shoot
(b) Seeds of orchids have oil - rich endosperm
(c) In tomato, fruit is a capsule
(d) Placentation in Primose is basal

Answer: A

Question. A drupe develops in
(a) Mango
(b) Tomato
(c) Wheat
(d) Pea

Answer: A

Question. Flowers are Zygomorphic in
(a) Gulmohur
(b) Tomato
(c) Mustard
(d) Datura

Answer: A

Question. Whorled simple leaves with reticulate venation are present in
(a) Alstonia
(b) Calotropis
(c) Neem
(d) China Rose

Answer: A

Question. Which one of the following pairs is wrongly matched while the remaining three are correct?
(a) Water hyacinth – Runner
(b) Agave – Bulbils
(c) Bryophyllum – Leaf buds
(d) Penicillium – Conidia

Answer: A

Question. Sweet potato is homologous to
(a) Turnip
(b) Ginger
(c) Potato
(d) Colocasia

Answer: A

Question. The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?
(a) Cotyledon
(b) Plumule
(c) Endosperm
(d) Aleurone layer

Answer: A

Question. Keel is characteristic of the flowers of
(a) Bean
(b) Gulmohur
(c) Cassia
(d) Calotropis

Answer: A

Question. In unilocular ovary with a single ovule the placentation
(a) Basal
(b) Free central
(c) Marginal
(d) Axile

Answer: A

Question. Ovary is half-inferior in the flowers of
(a) Plum
(b) Brinjal
(c) Guava
(d) Cucumber

Answer: A

Question. Which one of the following is a xerophytic plant in which the stem is modified into the flat, green and succulent structure?
(a) Opuntia
(b) Casuarina
(c) Hydrilla
(d) Acacia

Answer: A