Keel is characteristic of the flowers of

(1) gulmohur

(2) Cassia

(3) Calotropis

(4) bean

Ovary is half-inferior in the flowers of

(1) guava

(2) plum

(3) brinjal

(4) cucumber

The technical term used for the androecium in a flower of China rose (Hibiscus rosa sinensis) is

(1) monadelphous

(2) diadelphous

(3) polyandrous

(4) polyadelphous

The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?

(1) Cotyledon

(2) Endosperm

(3) Aleurone layer

(4) Plumule

The floral formula   is that of

(1) tulip

(2) soybean

(3) sunnhemp

(4) tobacco

Vegetative propagation in mint occurs by

(1) runner

(2) offset

(3) rhizome

(4) sucker

Cotyledons and testa are edible parts of

(1) groundnut and pomegranate

(2) walnut and tamarind

(3) french bean and coconut

(4) cashew nut and litchi

An example of axile placentation is 

(1) Argemone

(2) Dianthus

(3) lemon

(4) marigold

A fruit developed from hypanthodium inflorescence is called

(1) hesperidium

(2) sorosis 

(3) syconus 

(4) caryopsis

An example of a seed with endosperm, perisperm and caruncle is

(1) cotton

(2) coffee

(3) lily

(4) castor