Morphology of Flowering Plants

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Morphology of Flowering Plants - Quiz 01

The roots that originate from the base of the stemare

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fibrous roots

primary roots

prop roots

lateral roots.

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Sweet potato is a modified

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stem

adventitious root

tap root

rhizome

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Roots play insignificant role in absorption of water

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pea

wheat

sunflower

Pistia

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Pneumatophores are found in

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the vegetation which is found in marshy and saline lake

the vegetation which found in acidic soil

xerophytes

epiphytes

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The plant, which bears clinging roots, is

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screw pine

Podostemon

Trapa

orchid

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Velamen is found in

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roots of screwpine

aerial and terrestrial roots of orchids

leaves of Ficus elastica

aerial roots of orchids.

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In Bougainvillea, thorns are the modifications of

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adventitious root

stem

leaf

stipules

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Which of the following is not a stem modification?

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Tendrils of cucumber

Flattened structures of Opuntia

Pitcher of Nepenthes

Thorns of citrus

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Stems modified into flat green organs performingthe functions of leaves are known as

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phylloclades

scales

cladodes

phyllodes

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An example of edible underground stem is

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carrot

groundnut

sweet potato

potato

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Sweet potato is homologous to

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potato

Colocasia

ginger

turnip

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Which one of the following is a xerophytic plant inwhich the stem is modified into the flat green andsucculent structure?

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Opuntia

Casuarina

Hydrilla

Acacia

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What is the eye of potato?

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Axillary bud

Accessory bud

Adventitious bud

Apical bud

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New banana plants develop from

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rhizome

sucker

stolon

seed

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Leaves become modified into spines in

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onion

silk cotton

Opuntia

pea

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How many plants among China rose, Ocimum,sunflower, mustard, Alstonia, guava, Calotropis andNerium (oleander) have opposite phyllotaxy?

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Three

Four

Five

Two

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Phyllode is present in

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Asparagus

Euphorbia

Australian Acacia

Opuntia

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Whorled, simple leaves with reticulate venation arepresent in

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Calotropis

neem

China rose

Alstonia

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Inflorescence is racemose in

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brinjal

tulip

Aloe

soybean

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In a cymose inflorescence the main axis

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has unlimited growth

bears a solitary flower

has unlimited growth but lateral branches end in flowers

terminates in a flower.

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