In Dianthus, placentation is

• Basal

• Free central

• Axile

• Marginal

The term 'keel' is used for special type of

• Sepals

• Petals

• Stamenstellen

• Carpels

123.

Coffee and quinine are obtained from the

• Leguminosae

• Asteraceae

• Rubiaceae

• Poaceae

A fern prothallus is bisexual. If fertilisation takes place between their gametes than it is known as

• cross- fertilisation

• self- fertilisation

• isogamous

• viviparous

Chicory powder which is mixed with coffee powder is obtained from

• root

• leaf

• stem

• seeds

Stem cuttings are commonly used for the proprogation of

• banana

• rose

• mango

• cotton

Edible part in 'sorosis', a composite fruit, is

• cotyledons

• endosperm

• perianth and peduncle

• fleshy thalamus

Which of the following is a true nut?

• Walnut

• Cashewnut

• Groundnut

• Pistachio

Botanical name of 'chana' is

• Cicer arietinum

• Phaseolus aureus

• Lablab purpureus

• Dolichos

An obligate root parasite is

• Rafflesia

• Loranthus

• Viscum

• Striga