Tricarpellary, syncarpous gynoecium is found in flowers of

• Solanaceae

• Fabaceae

• Poaceae

• Poaceae

Cotyledon of maize grain is called

• coleorhiza

• caleoptile

• scutellum

• scutellum

3.

Which of the following is not a stem modification?

• thorns of citrus

• tendrils of cucumber

• Flattened structures of Opuntia

• Flattened structures of Opuntia

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

• phyllodes

• phylloclades

• scales

• scales

The standard petal of papilionaceae corola is also called

• pappus

• vexillum

• corona

• corona

Among bitter gourd mustard, brinjal, pumpkin, China rose, lupin, cucumber, sunn hemp, gram, guava, bean, chilli, plum, Petunia, potato tomato, rose, With potato, onion, aloe and tulip, how many plants have hypogynous flower?

• Six

• Ten

• Fifteen

• Fifteen

In China rose the flowers are

• actinomorphic, hypogynous with twisted aestivation

• actinomorphic, epigynous with valvate aestivation

• zygomorphic, hypogynous with imbricate aestivation

• zygomorphic, hypogynous with imbricate aestivation

Seed coat is not thin, membranous in

• maize

• coconut

• groundnut

• groundnut

Read the different components from I to IV in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem:
(a) Secondary cortex
(b) Wood
(c) Secondary phloem
(d) Phellem
The correct order is

• (c), (d), (b), (a)

• (a), (b), (d), (c)

• (d), (a), (c), (b)

• (d), (a), (c), (b)

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

• Epiblast

• Coleorrhizia

• Scutellum

• Scutellum