Anatomy of flowering plants practice · Mixed difficulty

The activity of cambium in plants is under the control of

Apical meristems produce :

The secondary medullary rays which passes through secondary xylem and secondary phloem are made of the following cells.

The large empty and colourless cells present at intervals on the upper surface of grass leaf are called

Select the incorrect statement w.r.t. monocot root.

A conjoint and open vascular bundle will be observed in the transverse section of?

The desert grasses, often curls their leaf to minimise water loss due to presence of

Xylem sap is made up of

I. Pith is large and well-developed in monocots
II. Monocot root don’t undergo any secondary growth
In accordance to the above statements, identify the correct one

Which of the following statement is correct?

I. Parenchyma tissue II. Collenchyma tissue
III. Sclerenchyma tissue
Which of the above tissues are found in the ground tissue system?

The ring arrangement of vascular bundle is the characteristic feature of

Mature sieve tube cells has how many nucleus?

Assertion (A): Guard cells of stomata are having thick and elastic cell wall.

Reason (R): Elastic wall is due to radial arrangement of cellulose microfibrils.

Vascular bundles, in which xylem and phloem occur as separate bundles are known as

Periderm includes
I. Phellem
II. Phellogen
III. Phelloderm
Select the correct option

Statement I: In dicotyledonous stems, cambium is present between phloem and xylem.

Statement II: In conjoint type of vascular bundles, the xylem and phloem are jointly situated along the same radius of vascular bundles.

Motor cells are found in

In which of the following organs, growth is sub-apical?

Assertion (A): Number of sap wood cells remain constant, while of heart wood gradually increases.

Reason (R): Heart wood arises earlier than sap wood.

Aerating pores are present at places on the cork cambium. These are called

In grasses, the guard cells are

The secondary meristem initiates

Example of secondary meristem is

Assertion : Annual rings do not occur in dicot
trees growing on sea shore.

Reason : There is little climate variation.

Complex tissue includes

In flowering plants, the main water transporting elements are

Which of the following is not a part of epidermal tissue system?

Medullary or pith ray is the

Select the incorrect statements related to anatomical characters from the following

(I) Endodermis is a part of the stele

(II) Endodermis with casparian strips are found in the dicot stem

(III) Bulliform cells are found in the upper epidermis of the isobilateral leaf.

(IV) Vascular bundles are open in monocot stems.