X is the outermost whorl of the flower and contains Y. Y is green, leaf like and protect the other whorls of the flower. Identify X and Y.

Identify the different types of aestivation (A, B, C and D) in corolla and select the correct option

Aestivation of corolla in pea is:

Given below are the names of fruits: (i) Apple. (ii) Litchi. (iii) Pineapple. (iv) Watermelon. (v) Grapes. (vi) Grapes. (vii) Custard apple. Select the correct option that shows the correct type of fruits:

Aleurone layer helps in

Match column-I with column-II and choose the option which shows their correct combination.

Column-I	Column-II
A. Gamosepalous	I. Flower of lily
B. Polysepalous	II. Sterile anther
C. Gamopetalous	III. Free petals
D. Polypetalous	IV. Free sepals
E. Epiphyllous	V. Fused petals
F. Staminode	VI. Fused sepals

Consider the following statements regarding the root system of angiosperms and choose the correct option given below.In monocots, the fibrous root system arises from the base of the stem.The region of elongation is called the root hair region.In sweet potato, the adventitious roots get swollen and store food.The stems of maize and sugarcane have supporting roots called prop roots.

Which of the following part elongates directly and leads to the formation of primary roots?

In which of the following plants, a slender lateral branch arises from the base of the main axis and after growing aerially arch downwards to touch the ground?

The region of the stem where leaves are born are called ____________ while ____________ are the portions between two ____________.

The swollen leaf base of petiole is known as:

Which among the following plant is used as a fodder and belongs to the family Fabaceae?

Choose the diagram which shows imbricate aestivation:

Which of the following is not a member of the family Solanaceae?

Consider the following statements: (i) In Racemose inflorescence, the flowers are borne in acropetal succession. (ii) In brinjal ovary is superior. (iii) Capitulum inflorescence is the characteristic feature of Asteraceae family. (iv) Synandrous stamen is found in Cucurbita.

In a flower there are five unequal petals. The posterior petal is the largest; the two anterior petals are partially fused form a boat shaped structure. The two lateral petals are smaller than the posterior petal. Which one of the following characters is not associated with such a flower:

A bud is present in:

Inflorescence of which one of the following sets completely develops into composite fruits?

When the filament runs throughout the length of anther, it is called:

When a shoot tip transform into flower

Common feature of flower in Salvia and Brassica:

The outer, inner and middle layers of pericarp are:

The edible part of Litchi are:

Which of the following are a fodder and a medicinal plant?

Which is/are wrong about solanaceae?

Assertion: Bulbil of Dioscorea and tendrils of Passiflona are homologues. Reason: Both are axillary bud modifications.

Which of the following plants have root pockets?

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

Bulbils take part in :

Adventitious roots: (AFMC:1994,Chandigadh CETs 1997)

A fruit developed from Hypanthodium inflorescence is called:

Which of the following features is common in citrus, tobacco and onion?

Which one of the following option shows the correct labelling of the structure marked as A, B, C & D?

Match column I with column II and choose the correct combination from the options given below.

Position of floral parts on thalamus	Represented in
A. Hypogynous	I. Ray florets of sunflower
B. Perigynous	II. Brinjal
C Epigynous	III Peach

When a flower can be divided into two equal radial halves in any radial plane passing through the centre, it is known as

Pneumatophores are found in

Persistent and accrescent calyx occurs in:

Which type of fruit is found in Compositae is also known as:

Which of the following statement is/are true? (i) The stem is the ascending part of the axis bearing branches, leaves etc. (ii) The region of stem where leaves are born are called nodes. (iii) Thorns are modifications of leaves. (iv) In majority of dicotyledonous plants, the direct elongation of the radicle leads to the formation of primary root. (v) The primary roots and its branches constitute the tap root system.

Following are some special features of certain placentation types, identify the wrong co-relation.

Pick out the wrong statement: (i) In Racemose type of inflorescence, the main axis continues to grow. (ii) In cymose type of inflorescence, the main axis terminates in a flower. (iii) In Racemose inflorescence, the formal are borne in basipetal order and in cymose inflorescence the flowers are born in acropetal order. (iv) Hypanthodium is a special type of inflorescence found in the plant .

Study the following lists.

List-I	List-II
(A) A piece of underground branches store	(I) Mentha food material
(B) Underground branches grow obliquely upward from the axillary buds of nodes of the stem below the soil	(II) Hydrocotyl
(C) Aerial branches grow obliquely downwards	(III) Agave and produce adventitious roots after touching the soil
(D) Weak stemmed plants have a cluster of leaves	(IV) Stachys and roots at every node
-- --	(V) Jasminum

A shorter and thicker sub aerial stem bearing lateral branches and giving out adventitious roots from all nodes are:

Position of which floral organ, with respect to ovary on thalamus describes the flower is hypogynous, Perigynous and epigynous:

Stamens are fused by both the filaments as well as the anther throughout their whole length is present in _______ and the cohesion is called ________.

Which one of the following option is not correctly matched?

Some foliar roots also produce adventitious root as in

In roots, from the region of maturation, some of the epidermal cells form very fine and delicate, thread – like structures called:

Which of the following statements are true: (i) Thorns are modifications of stem. (ii) The pattern of arrangement of leaves on the stem or branch is called phyllotaxy. (iii) In Pinnately compound leaves, a number of leaflets are present on a common axis, the rachis, which represents the midrib of the leaf as in Neem. (iv) In opposite type of phyllotaxy, a single leaf arises at each node in alternate manner, as in China rose.

The incorrect statement is: