Range of thallus structure in algae? -Biology

Range of thallus structure in algae? -Biology
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If you are asked to classify the various algae into distinct groups, which of the following characters you should choose? (a) Nature of stored food materials in the cell (b) Structural organization of thallus (c) Chemical composition of the cell wall (d) Types of pigments present in the cel

Description : If you are asked to classify the various algae into distinct groups, which of the following characters you should choose? (a) Nature of stored food materials in the cell (b) Structural organization of thallus (c) Chemical composition of the cell wall (d) Types of pigments present in the cel

Last Answer : (d) Types of pigments present in the cel

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Explain the thallus structure in lower members of Bryophyta. Give its two examples.

Description : Explain the thallus structure in lower members of Bryophyta. Give its two examples.

Last Answer : Explain the thallus structure in lower members of Bryophyta. Give its two examples.

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$ The dominant phase in Bryophytes is called Thallus. ! Thallus of Funaria is monoecious and autoicous.

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Last Answer : $ The dominant phase in Bryophytes is called Thallus. ! Thallus of Funaria is monoecious and autoicous. A. ... wrong D. If both As and R are wrong.

In Bryophyta the thallus like plant body is attached to the soil by?

Description : In Bryophyta the thallus like plant body is  attached to the soil by?

Last Answer : rhizoids

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Description : What is thallus?

Last Answer : The flat plant body of algae is called thallus.

Examine the given figure and select the correct option giving all the four parts (A, B, C and D) rightly identified. A B C D (a) Archego- Female Gemma Rhizoids niophore thallus cup (b) Archego- Female Bud Foot niophore thallus (c) Seta Sporo- Proto- Rhizoids phyte nema (d) Antherid- Male- Globule Roots iophore thallus

Description : Examine the given figure and select the correct option giving all the four parts (A, B, C and D) rightly identified. A B C D (a) Archego- Female Gemma Rhizoids niophore thallus cup ( ... thallus (c) Seta Sporo- Proto- Rhizoids phyte nema (d) Antherid- Male- Globule Roots iophore thallus

Last Answer : (a) Archego- Female Gemma Rhizoids niophore thallus cup

What is Thallus?

Description : What is Thallus? 

Last Answer : Ans: Dorsiventrally flattened plant body without root stem and leaf differentiation is called Thallus. 

Sporocarp is a reproductive structure of (a) Some algae (b) Some aquatic ferns (c) Angiosperms having spores (d) Bryophytes

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Many blue-green algae occur in thermal springs (hot-water springs). The temperature tolerance of these algae have been attributed to their (a) mitochondrial structure (b) importance of homopolar bonds in their proteins (c) cell wall structure (d) modern cell organization.

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Last Answer : (c) cell wall structure

(a) If the radius of the Br ion is 0.182 nm, how large a cation can fit in each of the tetrahedral hole. (b) AgI crystallizes in a cubic closed packed ZnS structure. What fraction of tetrahedral site is occupied by Ag ion ? (c) At what temp. range, most of the metals becomes super conductors ?

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Last Answer : (a) For a tetrahedron the limiting ratio is 0.225 – 0.414 For largest cation highest value 0.414 would be considered. r + / r– = 0.414 r + = 0.414 × 0.182 = 0.075 nm. (b) In FCC there are 8 tetrahedral voids. Out of this ½ is occupied by Ag cation. (c) 2 k – 5 k.

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