An inferior ovary:

1. is situated on the receptacle above the perianth and androecium.

2. is positioned below the sites of attachment for perianth and androecium. 

3. forms a hypanthium.

4. is positioned below the receptacle.

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is the floral formula of

(1) Allium

(2) Sesbania

(3) Petunia

(4) Brassica

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Keel is the characteristic feature of flower of

(1) tulip

(2) Indigofera

(3) Aloe

(4) tomato

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The wheat grain has an embryo with one large, shield-shaped cotyledon known as

(1) epiblast

(2) coleorrhiza

(3) scutellum

(4) coleoptile

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In ginger vegetative propagation occurs through

(1) rhizome

(2) offsets

(3) bulbils

(4) runners

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Plants, which produce characteristic pneumatophores and show vivipary belong to

(1) mesophytes

(2) halophytes

(3) psammophytes

(4) hydrophytes

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Root hairs develop from the region of

(1) maturation

(2) elongation

(3) root cap

(4) meristematic activity

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In Bougainvillea thorns are the modifications of

(1) stipules

(2) adventitious root

(3) stem

(4) leaf

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Coconut fruit is a

(1) drupe

(2) berry

(3) nut

(4) capsule

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