Biology Test Assignment on Chapter 6 | Anatomy of Flowering Plants | NCERT Textbook + NCERT Exemplar | Class 11th

Biology test Assignment on Chapter 6 | Anatomy of Flowering Plants | NCERT Class 11th Textbook + NCERT Exemplar Book

Marks - 50

                        NCERT Textbook Based (5 Questions)

Q.1 Explain the process of secondary growth in the stems of woody angiosperms with the help of schematic diagrams. What is its significance?                           3

Q.2 Draw illustrations to bring out the anatomical difference between  

(a) Monocot stem and Dicot stem                                        3

Q.3 Why are xylem and phloem called complex tissues?      2

Q.4 Name the three basic tissue systems in the flowering plants. Give the tissue names under each system.                               3

Q.5   Describe the internal structure of a dorsiventral leaf with the help of labelled diagrams.                                                5

                    NCERT Exemplar Book Based (10 Questions)

5 MCQs 1 (Marks)

Q.1 Cells of this tissue are living and show angular wall thickening. They also provide mechanical support. The tissue is 

a. Xylem 

b. Sclerenchyma 

c. Collenchyma 

d. Epidermis

Q.2 Interfascicular cambium and cork cambium are formed due to 

a. Cell division 

b. Cell differentiation 

c. Cell dedifferentiation 

d. Redifferentiation

Q.3 How many shoot apical meristems are likely to be present in a twig of a plant possessing 4 branches and 26 leaves 

a. 26 

b. 1 

c. 5 

d. 30 e. 4

Q.4 When we peel the skin of a potato tuber, we remove 

a. Periderm 

b. Epidermis 

c. Cuticle 

d. Sapwood

Q.5 Which one of the following cell types always divides by anticlinal cell division? 

a. fusiform initial cells 

b, root cap 

c. protoderm 

d. phellogen

Q.6 What is the function of phloem parenchyma?          2

Q.7 What do hard wood and soft wood stand for?         2

Q.8 What are the characteristic differences found in the vascular tissue of gymnosperms and angiosperms?                                                                       3

Q.9 Trunks of some of the aged tree species appear to be composed of several fused trunks. Is it a physiological or anatomical abnormality? Explain in detail.                        3

Q.10 Write the function of              2 x 3 = 6

a. Sieve tube 

b. Interfasicular cambium 

c. Collenchyma 

Q.11 Distinguish between the following:                                                   2 x 5 = 10

a. Exarch and endarch 

b. Stele and vascular bundle 

c. Protoxylem and metaxylem 

d. Interfasicular cambium and intrafasicular cambium 

e. Open and closed vascular bundles

Q.12. Is Pinus an evergreen tree? Comment                            3

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