Tag: pictorial feature of plant kingdom

Questions Related to pictorial feature of plant kingdom

Rhizoids of Riccia are

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Unicellular smooth

  2. Unicellular smooth and tuberculate

  3. Multicellular smooth and tuberculate

  4. Multicellular tuberculate

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Correct Option: B

Spores do not form protonema but directly grow into flat branching thallus in

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Liverworts

  2. Mosses

  3. Ferns

  4. Gymnosperms

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Correct Option: A

Which of these is mismatched?

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Phaneros -Visible

  2. Kryptos -Concealed

  3. Gymno - Naked

  4. Bryon - Liverworts

  5. Trachea - Windpipe

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Correct Option: D
Explanation:

The word bryophyte is the collective term for mosses, hornworts and liverworts and bryology is the study of bryophytes. Bryophytes derived from Greek, 'Bryon' means moss and 'phyte' means plant. 

Which set contains flagellated male gametes?

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Pteris , Anthoceros and Funaria

  2. Zygnema,Saprolagnia and Hydrilla

  3. Fucus, Marsilea and Calotropis

  4. Riccia, Dryopteris and Cycas

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Correct Option: A

Sporophyte of Riccia is _______________.

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Total parasite

  2. Partial parasite

  3. Saprophyte

  4. Autotroph

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Correct Option: A

In mosses conducting tissue is _________.

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Phloem

  2. Parenchyma

  3. Xylem

  4. Coloured cells.

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Correct Option: B

Rhizoids in Riccia are

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Unicellular smooth-walled

  2. Unicellular tuberculate

  3. Both smooth-walled and tuberculate unicellular

  4. Multicelhllar smooth-walled and tuberculate

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Correct Option: C
Explanation:

The rhizoids are unicellular and unbranched. They anchor the thallus to the substratum and are usually of two types, smooth walled and tuberculated. Rhizoids are present in the mid-rib region of thallus.

Match the columns
Column-I                                            Column-II
A  Hornwort                             1        Lycopodium
B  Liverwort                             2        Ricciocarpus
C Stonewort                            3        Anthoceros
D Club moss                           4        Chara







botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. A B C D

    2 3 4 1

  2. 2 3 1 4

  3. 3 2 1 4

  4. 3 2 4 1

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Correct Option: D

Thallus of Riccia is

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Triploid

  2. Diploid

  3. Haploid

  4. Tetraploid

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Correct Option: C
Explanation:

The plant body  of Riccia is thallus. It is small, green flat and rather fleshy.  It is  gametophytic in nature and hence, haploid.

Plant body of Riccia is

botany pictorial feature of plant kingdom classification of bryophytes types of bryophytes bryophyta

  1. Sporophyte

  2. Gametophyte

  3. Aquatic

  4. None of the above

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Correct Option: B
Explanation:

Riccia plants are small. The plant body is a thallus that is not differentiated into root, stem and leaf. It is strap-shaped and about 0.5 to 4 mm wide and branches dichotomously (equally forked). It is gametophytic in nature.