Pteridophytes and their life cycle — NEET & JEE Questions

Question 1 · difficulty L1 · recall

Pteridophytes are often called vascular cryptogams because they

• A. have vascular tissues but reproduce by spores rather than seeds
• B. lack vascular tissue and produce seeds
• C. produce flowers but no roots
• D. are nonvascular algae

Question 2 · difficulty L2 · understanding

Which feature marks pteridophytes as more advanced than bryophytes in body organisation?

• A. They possess true vascular tissues
• B. Their gametophyte is always dominant
• C. They produce seeds inside fruits
• D. They lack differentiated organs

Question 3 · difficulty L2 · understanding

The dominant, independent plant body in a typical pteridophyte is the

• A. sporophyte
• B. gametophyte
• C. zygote only
• D. spore

Question 4 · difficulty L2 · understanding

The small gametophyte of many homosporous pteridophytes is commonly called a

• A. prothallus
• B. protonema
• C. cone
• D. sporocarp only

Question 5 · difficulty L3 · understanding

Given below are the stages in the life cycle of pteridophytes. Arrange the following stages in the correct sequence. A. Prothallus stage B. Meiosis in spore mother cells C. Fertilisation D. Formation of archegonia and antheridia in gametophyte. E. Transfer of antherozoids to the archegonia in presence of water. Choose the correct answer from the options given below:

• A. $D, E, C, A, B$
• B. $E, D, C, B, A$
• C. B, A, D, E, C
• D. B, A, E, C, D

Question 6 · difficulty L3 · understanding

Identify the incorrect pair :

• A. Sphenopsida – Adiantum
• B. Pteropsida – Dryopteris
• C. Psilopsida – Psilotum
• D. Lycopsida – Selaginella

Question 7 · difficulty L3 · understanding

Match List - I with List - II. List - I List - II (A) Pteropsida (I) Psilotum (B) Lycopsida (II) Equisetum (C) Psilopsida (III) Adiantum (D) Sphenopsida (IV) Selaginella Choose the correct answer from the options given below :

• A. (A)-(II), (B)-(III), (C)-(I), (D)-(IV)
• B. (A)-(III), (B)-(I), (C)-(IV), (D)-(II)
• C. (A)-(II), (B)-(III), (C)-(IV), (D)-(I)
• D. (A)-(III), (B)-(IV), (C)-(I), (D)-(II)

Question 8 · difficulty L3 · understanding

Identify the pair of heterosporous pteridophytes among the following :

• A. Selaginella and Salvinia
• B. Psilotum and Salvinia
• C. Equisetum and Salvinia
• D. Lycopodium and Selaginella

Question 9 · difficulty L3 · understanding

Match the plant with the kind of life cycle it exhibits: List - I List - II (a) Spirogyra (i) Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte (b) Fern (ii) Dominant haploid free-living gametophyte (c) Funaria (iii) Dominant diploid sporophyte alternating with reduced gametophyte called prothallus (d) Cycas (iv) Dominant haploid leafy gametophyte alternating with partially dependent multicellular sporophyte Choose the correct answer from the options given below :

• A. (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
• B. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
• C. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
• D. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)

Question 10 · difficulty L3 · understanding

Strobili or cones are found in

• A. Pteris
• B. Marchantia
• C. Equisetum
• D. Salvinia