Morphology of Flowering Plants

Leaves become modified into spines in

Keel is the characteristic feature of flower of

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

Among China rose, mustard, brinjal, potato, guava, cucumber, onion and tulip, how many plants have superior ovary?

Axile placentation is present in

Roots play insignificant role in absorption of water in

Which one of the following statements is correct?

Placenta and pericarp are both edible portions in

An example of edible underground steam is

When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as

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

Among flowers of Calotropis, tulip, Sesbania, Asparagus, Colchicum, sweet pea, Petunia, Indigofera, mustard, soybean, tobaco and groundnut, how many plants have corolla with valvate aestivation?

In a cymose inflorescence the main axis

Inflorescence is racemose in

Among bitter gourd, mustard, brinjal, pumpkin, china rose, lupin, cucumber, sunhemp, gram, guava, beam, chilli, plum, petunia, tomato, rose, Withania, potato, onion, aloe and tulip how many plants have hypogynous flower?

In China rose the flowers are

Placentation in tomato and lemon is

How many plants in the list given below have composite fruits that develop from an inflorescence?
Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry.

Phyllode is present in

Cymose inflorescence is present in

The gynoecium consists of many free pistils in flowers of

The coconut water and the edible part of coconut are equivalent to

Vexillary aestivation is characteristic of the family

How many plants in the list given below have marginal placentation?
Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicum, Onion, Moong, Pea, Tobacco, Lupin

Which one of the following organisms is correctly matched with its three characteristic?

The ovary is half inferior in flowers of

A drupe develops in

What would be the number of chromosomes
of the aleurone cells of a plant with 42
chromosomes in its root tip cells?

The correct floral formula of chilli is

Flowers are zygomorphic in

Which one of the following statements is correct?

Which one of the following figures represents
the placentation in Dianthus?

Which one of the following pairs is wrongly matched while the remaining three are correct?

Whorled, simple leaves with reticulate venation are present in

Sweet potato is homologous to

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

Ovary is half-inferior in the flowers of

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

Keel is characteristic of the flowers of

Which one of the following is a xerophytic plant in which the stem is modified into the flat green and succulent structure?

Consider the following four statements (i), (ii), (iii) and (iv) and select the right option for two correct statements.
Statements :
(i)  In vexillary aestivation, the large posterior petal is called-standard, two lateral ones are wings a...

The correct floral formula of soyabean is

Aestivation of petals in the flower of cotton
is correctly shown in

An example of axile placentation is

A fruit developed from hypanthodium inflorescence is called

Cotyledons and testa respectively are edible parts in

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

The floral formula

is that of

Replum is present in the ovary of flower of

The fleshy receptacle of syconus of fig encloses a number of