NEET Biology Morphology of Plants MCQs Set 05

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

Question. Vegetative propagation is Pistia occurs by
(a) Offset
(b) Stolen
(c) Runner
(d) Sucker

Answer: A

Question.  A fruit developed from hypanthodium inflorescence is called
(a) Syconus
(b) Caryopsis
(c) Hesperidium
(d) Offset

Answer: A

Question. Cotyledons and testa respectively are edible parts in
(a) Groundnut and pomegranate
(b) French bean and coconut
(c) Walnut and tamarind
(d) Cashew nut and litchi

Answer: A

Question. Thorn of Bougainvillea and tendril of cucurbita are example of
(a) Homologous organs
(b) Retrogressive evolution
(c) Analogous organs
(d) Vestigial organs

Answer: A

Question. The fruit is chambered, developed from inferior ovary and has seeds with succulent testa in
(a) Pomegranate
(b) Orange
(c) Guava
(d) Cucumber

Answer: A

Question. Dry indehiscent single-seeded fruit formed bicarpellary syncarpous inferior ovary is
(a) Cypsela
(b) Berry
(c) Caryopsis
(d) Cremocarp

Answer: A

Question. Endosperm is consumed by developing embryo in the seed of
(a) Pea
(b) Castor
(c) Coconut
(d) Maize

Answer: A

Question. Replum is present in the ovary of flower of
(a) Mustard
(b) Sunflower
(c) Lemon
(d) Pea

Answer: A

Question. The fleshy receptacle of syconus of fig encloses a number of
(a) Achenes
(b) Samaras
(c) Berries
(d) Mericarps

Answer: A

Question. Pineapple (annanas) fruit develops from
(a) A cluster of compactly borne flowers on a common axis
(b) A multipistillate syncarpous flower
(c) A unilocular polycarpellary flower
(d) A multilocular monocarpellary flower

Answer: A

Question. In which of the following fruits is the edible part the aril
(a) Litchi
(b) Orange
(c) Pomegranate
(d) Custard apple

Answer: A

Question. Pentamerous, actinomorphic flowers, bicarpellary ovary with oblique septa, and fruit a capsule or berry, are characteristic features of
(a) Solanaceae
(b) Liliaceae
(c) Brassicaceae
(d) Asteraceae

Answer: A

Question. Which of the following represents the edible part of the fruit of litchi
(a) Juicy aril
(b) Endocarp
(c) Mesocarp
(d) Pericarp

Answer: A

Question.  The ovary is half inferior in flowers of
(a) Peach
(b) Guava
(c) CucumberCotton
(d) Cotton

Answer: A

Question. The technical term used for the androecium in a flower of China rose (Hibiscus rosasinensis) is
(a) Monadelphous
(b) Polyadelphous
(c) Diadelphous
(d) Polyandrous

Answer: A

Question. An example of axile placentation is
(a) Lemon
(b) Dianthus
(c) Marigold
(d) Argemone

Answer: A

Question. What type of placentation is seen in sweet pea ?
(a) Marginal
(b) Free central
(c) Axile
(d) Basal

Answer: A

Question. Angiosperm, to which the largest flowers belong, is
(a) Total root parasite
(b) Partial root parasite
(c) Total stem parasite
(d) Partial stem parasite

Answer: A

Question. The plant, which bears clinging roots, is
(a) Orchid
(b) Trapa
(c) Podostemon
(d) Screw pine

Answer: A

Question. Pneumatophores are found in
(a) The vegetation which is found in marshy and saline lake
(b) The vegetation which is found in acidic soil
(c) Xerophytes
(d)   Epiphytes

Answer: A

Question. In a longitudinal section of a root, starting from the tip upward, the four zones occur in the following order
(a) Root cap, cell division, cell enlargement, cell maturation
(b) Root cap, cell division, cell maturation, cell enlargement
(c) Cell division, cell enlargement, cell maturation, root cap
(d) Cell division, cell maturation, cell enlargement, root cap

Answer: A

Question. A plant bears fruit, has a column of vascular tissue and a tap root system. This plant is a/an
(a) Angiosperm and dicot
(b) Angiosperm and monocot
(c) Gymnosperm and dicot
(d) Gymnosperm and monocot

Answer: A

Question. What is the eye of potato?
(a) Axillary bud
(b) Accessory bud
(c) Adventitious bud
(d) Apical bud

Answer: A

Question. How many plants among China rose, Ocimum, sunflower, mustard, Alstonia, guava, Calotropis and Nerium (Oleander) have opposite phyllotaxy?
(a) Three
(b) Four
(c) Five
(d) Two

Answer: A

Question. The lid of pitcher in pitcher plant, is the modification of
(a) Leaf apex
(b) Leaf base
(c) Petiole
(d) Lamina

Answer: A

Question. A pair of insectivorous plants is
(a) Nepenthes and bladderwort
(b) Venus fly trap and Rafflesia
(c) Dionaea and Viscum
(d) Drosera and Rafflesia

Answer: A

Question. The ability of the Venus Flytrap to capture insects is due to
(a) Rapid turgor pressure changes
(b) A passive process requiring no special ability on the part of the plant
(c) Chemical stimulation by the prey
(d) Specialized “muscle-like” cells

Answer: A

Question. In a cymose inflorescence the main axis
(a) Terminates in a flower
(b) Has unlimited growth
(c) Bears a solitary flower
(d) Has unlimited growth but lateral branches end in flowers

Answer: A

Question.  Inflorescence is racemose in
(a) Soyabean
(b) Brinjal
(c) Tulip
(d) Aloe

Answer: A

Question. Hypanthodium is a specialized type of
(a) Inflorescence
(b) Thalamus
(c) Ovary
(d) Fruit

Answer: A

Question. Hairs found in the inflorescence of Zea mays are the modification of
(a) Style
(b) Stigma
(c) Spathe
(d) Filaments

Answer: A

Question. Floral features are chiefly used in angiosperms, identification, because
(a) Reproductive parts are more stable and conservative than vegetative parts
(b) Flowers can be safely pressed
(c) Flowers are nice to work with
(d) Flowers are of various colours

Answer: A

Question. Tetradyanamous condition occurs in
(a) Cruciferae
(b) Malvaceae
(c) Solanaceae
(d) Liliaceae

Answer: A

Question. Anthesis is a phenomenon which refers to
(a) Opening of flower bud
(b) Formation of pollen
(c) Reception of pollen by stigma
(d) Development of anther

Answer: A

Question. Pappus in sunflower family is the modification of
(a) Calyx
(b) Corolla
(c) Anthers
(d) Hairs

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) Four
(c) Five
(d) Two

Answer: A

Question. Which of the following is a ‘true fruit’?
(a) Banana
(b) Pineapple
(c) Apple
(d) Pear

Answer: A

Question. Coir is the commercial product of coconut’s
(a) Mesocarp
(b) Pericarp
(c) Endosperm
(d) Endocarp

Answer: A

Question. Aril represents the edible part of
(a) Litchi
(b) Banana
(c) Apple
(d) Mango

Answer: A

Question. Which plant will lose its economic value, if its fruits are produced by induced parthenocarpy?
(a) Pomegranate
(b) Grape
(c) Banana
(d) Orange

Answer: A

Question. Edible part in coconut is
(a) Endosperm
(b) Pericarp
(c) Mesocarp
(d) Fleshy aril

Answer: A

Question. Geocarpic fruit is
(a) Ground nut
(b) Turnip
(c) Radish
(d) Carrot

Answer: A

Question. Which is correct pair for edible part?
(a) Date palm-mesocarp
(b) Guava-mesocarp
(c) Maize-cotyledons
(d) Tomato-thalamus

Answer: A

Question. Edible part of banana is
(a) Endocarp and less developed mesocarp
(b) Mesocarp and less developed endocarp
(c) Epicarp and mesocarp
(d) Epicarp

Answer: A

Question. Edible part in mango is
(a) Mesocarp
(b) Epicarp
(c) Endocarp
(d) Epidermis

Answer: A

Question. Geocarpic fruit is
(a) Peanut
(b) Potato
(c) Onion
(d) Garlic

Answer: A

Question. Juicy hair-like structures observed in the lemon fruit develop from
(a) Endocarp
(b) Exocarp
(c) Mesocarp
(d) Mesocarp and endocarp

Answer: A

Question. Scutellum in a caryopsis represents
(a) A cotyledon
(b) A sheath that protects the radicle
(c) Outermost layer of endosperm
(d) The place where the seed is attached to raphe

Answer: A