Chapter: Morphology of Flowering Plants

Identify the correct order (root) from base to root apex
I. Mineral absorption zone
II. Soil penetration zone
III. Cell number increasement zone
IV. Cell elongation zone

Identify A, B and C in the given diagram.

Study the following statements and choose the correct option.
I.Buds are present in the axil of leaflets of the compound leaf.
II.Pulvinus leaf-base is present in some leguminous plants.
III.In Alstonia, the petioles expand, become green and synthesize food.
IV.Opposite phyllotaxy is seen in guava.

The number of stomata present per cm² of a leaf is

The triploid number of chromosomes of the first taxon in 10 times more than the haploid number of chromosomes of the second taxon, while the diploid number of the third taxon is six time more than the haploid number of the fourth taxon. Which one of the following shows the ascending order of the number of chromosomes in their respective endosperm?

In the diagram of types of placentation given above ‘A’, ‘B’, ‘C’, and ‘D’ respectively represent

Which of the following plants has haustorial roots?

Flowers are zygomorphic in

Pneumatophores are positively

Drupe contains

When axillary buds or terminal buds of stem gets modified into woody straight and pointed structure, it is known as

Pineapple (ananas) fruit develops from a

Fibrous root system originates from the base of

In the flowers of a plant, the ovarian part is fused, but styles and stigmas are free. Its ovary becomes unilocular due to breakdown of partition wall and the ovules are attached to a central axis. Identify the plant.

Cuticle is absent in

When gynoecium is present in the topmost position of thalamus, the flower is known as

Select the correct statements.
I. From the region of elongation, some of the epidermal cells from root hairs.
II. Pneumatophores are seen in Rhizophora
III. Adventitious roots are seen in the banyan tree.
IV. Maize and sugarcane have prop roots.

G(2) represents

The floral formula of the given floral diagram is

Edible part if mango is

Haustoria are found in

How many types of inflorescence are present in angiosperm depending on whether the apex gets converted into a flower or continuous to grow?

Seedless banana is

Leaf blade is spinous in case of

Main axis continues to grow, the flowers are borne laterally in acropetal succession. This is a characteristic of which type of inflorescence?

Inflorescence axis is called

Phylloclades are

Prop roots of the banyan tree are meant for

Some plants have rhizomes and roots as underground structures. Which characteristics of rhizome would distinguish them from roots?

DIRECTIONS: Each of these questions contains an assertion followed by reason. Read them carefully and answer the question on the basis of following options. You have to select the one that best describes the two statements.
Assertion A floral formula is the representation of the morphology of a flower with the help of signs and symbols.
Reason An incomplete flower in one where one or more whorls are absent.