Name the class to which Riccia belongs.

Name the class to which Riccia belongs.  
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1 Answer

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Ans: Hepaticopsida. 
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Description :  Name the organ that fixes the plant body of Riccia to the soil.  

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Description : To which class of bryophyte does polytrichum belong? 

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Name the class to which Riccia belongs. -Biology

Description : Name the class to which Riccia belongs. -Biology

Last Answer : answer:

List out the general characters of Chlorophyceae.

Description : List out the general characters of Chlorophyceae. 

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Why bryophytes are called amphibians of the plant kingdom?

Description : Why bryophytes are called amphibians of the plant kingdom? 

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Description : How would you distinguish Monocots from Dicots?  

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Distinguish between homosporous and heterosporous condition in pteridophytes.

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Distingush between Brown algae and red algae.

Description : Distingush between Brown algae and red algae.  

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Distinguish between Green algae and brown algae.

Description : Distinguish between Green algae and brown algae.

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What are epiphytes?

Description : What are epiphytes? 

Last Answer : Ans: Plants that grow upon other plants are called Epiphytes. 

What is a sporophyte?

Description : What is a sporophyte? 

Last Answer : Ans: It is a plant body which produces spores. 

What is a gametophyte?

Description : What is a gametophyte? 

Last Answer : Ans: It is a plant body which produces male and female gametes. 

Give one example of Lycopsida.

Description : Give one example of Lycopsida. 

Last Answer : Ans: Lycopodium. 

Why bryophytes are called non vascular Cryptogams?

Description : Why bryophytes are called non vascular Cryptogams? 

Last Answer : Ans: Bryophytes do not contain Xylem and phloem tissues so they are non vascular and do not produce visible flowers. So they are Cryptogams.

Why the sporophyte of gymnosperm is heterosporous?

Description : Why the sporophyte of gymnosperm is heterosporous?  

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Name a parasitic angiosperm.

Description : Name a parasitic angiosperm.  

Last Answer : Ans: Cuscuta. 

Name a gymnosperm with vessels in the Xylem.

Description : Name a gymnosperm with vessels in the Xylem. 

Last Answer : Ans: Gnetum. 

What does Embryophyta Siphonogama refer to?

Description : What does Embryophyta Siphonogama refer to? 

Last Answer : Ans: Embryo producing plants where pollen tube carries male gametes.

Which phase predominent in the life cycle of Pteridophytes?

Description : Which phase predominent in the life cycle of Pteridophytes?

Last Answer : Ans: Diploid Sporophyte. 

What are Cryptogams?

Description : What are Cryptogams? 

Last Answer : Ans: Plants in which reproductive structures are embedded in the plant body and do not bear flowers or seeds. 

Which phase is predominent in the life cycle of bryophyte?

Description : Which phase is predominent in the life cycle of bryophyte? 

Last Answer : Ans: Gametophyte. 

What is Thallus?

Description : What is Thallus? 

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

Name the amphibians of the plant kingdom.

Description : Name the amphibians of the plant kingdom. 

Last Answer : Ans: Bryophytes

Name the photosynthetic product in brown algae.

Description : Name the photosynthetic product in brown algae.  

Last Answer : Ans: Mannitol 

Who prospered the five kingdom system of classification?

Description : Who prospered the five kingdom system of classification? 

Last Answer : Ans: Robert .H.Whittaker

Define phycology.

Description : Define phycology. 

Last Answer : Ans: The branch of biology dealing with the study of algae is called Phycology.

Which is the anti coagulant obtained from brown algae?

Description : Which is the anti coagulant obtained from brown algae?

Last Answer : Ans: Sodium laminarin sulphateobtained from Laminaria is an effective blood anti coagulant.  

Which algae is called sea palm?

Description : Which algae is called sea palm? 

Last Answer : Ans: Postelsia palmaeformis 

Which is the parasitic green algae that cause rust disease in tea and coffee plants?

Description : Which is the parasitic green algae that cause rust disease in tea and coffee plants? 

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Structure of the mature antheridium in the genus Riccia? -Biology

Description : Structure of the mature antheridium in the genus Riccia? -Biology

Last Answer : answer:

Structure of the mature antheridium in the genus Riccia? -Biology

Description : Structure of the mature antheridium in the genus Riccia? -Biology

Last Answer : answer:

Flagellated male gametes are present in all the three of which one of the following sets? (a) Zygnema, Saprolegnia and Hydrilla (b) Fucus, Marsilea and Calotropis (c) Riccia, Dryopteris and Cycas (d) Anthoceros, Funaria and Spirogyra

Description : Flagellated male gametes are present in all the three of which one of the following sets? (a) Zygnema, Saprolegnia and Hydrilla (b) Fucus, Marsilea and Calotropis (c) Riccia, Dryopteris and Cycas (d) Anthoceros, Funaria and Spirogyra

Last Answer : (c) Riccia, Dryopteris and Cycas

Examine the figures A, B, C and D. In which one of the four options all the items A, B, C and D are correct? A B C D (a) Chara Marchantia Fucus Pinus (b) Equisetum Ginkgo Selaginella Lycopodium (c) Selaginella Equisetum Salvinia Ginkgo (d) Funaria Adiantum Salvinia Riccia

Description : Examine the figures A, B, C and D. In which one of the four options all the items A, B, C and D are correct? A B C D (a) Chara Marchantia Fucus Pinus (b) Equisetum Ginkgo Selaginella Lycopodium (c) Selaginella Equisetum Salvinia Ginkgo (d) Funaria Adiantum Salvinia Riccia

Last Answer : (c) Selaginella Equisetum Salvinia Ginkgo

Read the following five statements (A – E) and answer as asked next to them. (A) In Equisetum, the female gametophyte is retained on the parent sporophyte. (B) In Ginkgo, male gametophyte is not independent. (C) The sporophyte in Riccia is more developed than that in Polytrichum. (D) Sexual reproduction in Volvox is isogamous. (E) The spores of slime moulds lack cell walls. How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One

Description : Read the following five statements (A - E) and answer as asked next to them. (A) In Equisetum, the female gametophyte is retained on the parent sporophyte. (B) In Ginkgo, male gametophyte is not independent. (C ... . How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One

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Protonema occurs in the life cycle of (a) Riccia (b) Funaria (c) Anthoceros (d) Spirogya

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Elater mechanism for spore dispersal is exhibited by (a) liverworts (b) Marchantia (c) Riccia (d) Funaria.

Description : Elater mechanism for spore dispersal is exhibited by (a) liverworts (b) Marchantia (c) Riccia (d) Funaria.

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Which of the following is responsible for peat formation? (a) Marchantia (b) Riccia (c) Funaria (d) Sphagnum

Description : Which of the following is responsible for peat formation? (a) Marchantia (b) Riccia (c) Funaria (d) Sphagnum

Last Answer : (d) Sphagnum

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Description : 1. Operating system belongs to which class of software? 2. (ii) What is the need of an operating system? -Technology

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Explain the purpose of pow() method with the help of suitable java code. Also mention that pow() method belongs to which class? -Technology

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The class of chondrichthis belongs to which subdivision ?

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Which vertebrate belongs to the reptile class ?

Description : Which vertebrate belongs to the reptile class ?

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Which of the following belongs to the class Siluriformes ?

Description : Which of the following belongs to the class Siluriformes ?

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Icthyophis belongs to which class ?

Description : Icthyophis belongs to which class ?

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Petromyzon belongs to class

Description : Petromyzon belongs to class

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Aphrodite ( sea mouse ) belongs to class

Description : Aphrodite ( sea mouse ) belongs to class

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Leech belongs to the class

Description : Leech belongs to the class

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Chameleon belongs to class

Description : Chameleon belongs to class

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Which one of the following set belongs to the class Mammalia? (1) Lion, Hippopotamus, Penguin, Bat (2) Lion, Bat, Whale, Ostrich (3) Hippopotamus, Penguin, Whale, Kangaroo (4) Whale, Bat, Kangaroo, Hippopotamus

Description : Which one of the following set belongs to the class Mammalia? (1) Lion, Hippopotamus, Penguin, Bat (2) Lion, Bat, Whale, Ostrich (3) Hippopotamus, Penguin, Whale, Kangaroo (4) Whale, Bat, Kangaroo, Hippopotamus

Last Answer : (4) Whale, Bat, Kangaroo, Hippopotamus Explanation: Mammals are members of class Mammalia, air-breathing vertebrate animals characterized by the possession of endothermy, hair, three middle ear bones ... sheep, goats belong to Order Artiodactyla; Order Cetacea: whales, dolphins and porpoises; etc.

Aspartame is the name of a product used by diabetic patients as a sweetening agent. It belongs to the class of — (1) Carbohydrates (2) Peptides (3) Polyhydric alcohols (4) Alkaloids

Description : Aspartame is the name of a product used by diabetic patients as a sweetening agent. It belongs to the class of — (1) Carbohydrates (2) Peptides (3) Polyhydric alcohols (4) Alkaloids

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Malignant tertian malarial parasite, belongs to class (a) Plasmodium falciparum (b) P. vivax (c) P. ovale (d) P. malariae.

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Last Answer : (a) Plasmodium falciparum