Q. No.Read the following statements about bryophytes :
(i) Mosses serve as food for birds and herbivores
(ii) Sphagnum, a liverwort, provide peat that have long been used as fuel
(iii) Sphagnum, because of their high capacity to hold water is used as packaging-material for trans-shipment of living plant materials
(iv) Mosses have a little role during ecological succession
(v) Mosses, as they form dense mat, prevent soil erosion
How many of the above statements are correct?
1. Three
2. Four
3. Five
4. Two
(i) Mosses serve as food for birds and herbivores
(ii) Sphagnum, a liverwort, provide peat that have long been used as fuel
(iii) Sphagnum, because of their high capacity to hold water is used as packaging-material for trans-shipment of living plant materials
(iv) Mosses have a little role during ecological succession
(v) Mosses, as they form dense mat, prevent soil erosion
How many of the above statements are correct?
1. Three
2. Four
3. Five
4. Two
Subtopic: Â Bryophytes |
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Read the following statement with respect to bryophytes :
(i) Sporophyte is multicellular
(ii) Sporophyte is free living
(iii) The spores germinate to produce sporophyte
(iv) Some cells of sporophyte undergo reduction division to produce haploid spores
(v) Gametophyte is non-photosynthetic structure How many of the above statements are correct?
How many of the above statements are correct?
1. Three
2. Five
3. Four
4. Two
(i) Sporophyte is multicellular
(ii) Sporophyte is free living
(iii) The spores germinate to produce sporophyte
(iv) Some cells of sporophyte undergo reduction division to produce haploid spores
(v) Gametophyte is non-photosynthetic structure How many of the above statements are correct?
How many of the above statements are correct?
1. Three
2. Five
3. Four
4. Two
Subtopic: Â Bryophytes |
 59%
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Study the diagram given below and mark the correct statement.
1. Part A is dependent on part B.
2. Part B is dependent on part A.
3. Both parts are independent
4. Part A is haploid whereas part B is diploid
Subtopic: Â Bryophytes |
 80%
From NCERT
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Read the following statements (A-E) and answer the question which follows them.
| A: | In liverworts, mosses, and ferns gametophytes are free-living |
| B: | Gymnosperms and some ferns are hetero-sperms |
| C: | Sexual reproduction in Fucus, Volvox and Albugo is oogamous |
| D: | The sporophyte in liverworts is more elaborate than that in mosses |
| E: | Both, Pinus and Marchantia are dioecious |
How many of the above statements are correct?
1. Two
2. Three
3. Four
4. One
Subtopic: Â Algae |Â Bryophytes |Â Gymnosperms: I |Â Gymnosperms |
 56%
From NCERT
AIPMT - 2013
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Read the following five statements (I to V) and select the option with all correct statements.
| I: | Mosses and lichens are the first organisms to colonise bare rock. |
| II: | Selaginella is a homosporous pteridophyte. |
| III: | Coralloid roots in Cycas have VAM. |
| IV: | Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic. |
| V: | In gymnosperms, male and female gametophytes are present within sporangia located on sporophytes. |
| 1. | I, III and IV | 2. | II, III and IV |
| 3. | I, IV and V | 4. | II, III and V |
Subtopic: Â Bryophytes |Â Pteridophytes |Â Gymnosperms |
 57%
From NCERT
NEET - 2015
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Consider the following statements regarding bryophytes:
I. Bryophytes are also called amphibians of the plant kingdom because they are dependent on water for sexual reproduction.
II. They play an important role in plant succession on bare rocks.
III. They lack true roots, stem or leaves.
IV. The sex organs in bryophytes are multicelluar.
V. They produce biflagellate zoospres.
VI. Archegonium is flask-shaped and produces a single egg.
The number of corrected statements is
1. 3
2. 4
3. 5
4. 6
Subtopic: Â Bryophytes |
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Assertion(A): The main plant body of the bryophyte is haploid which possesses true roots, leaf-like and stem-like structures.
Reason(R): This main plant body produces gametes and it is known as gametophyte.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason(R): This main plant body produces gametes and it is known as gametophyte.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Â Bryophytes |
 74%
From NCERT
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Assertion(A): Mosses are of great ecological importance.
Reason(R): Mosses are among the first organisms to colonize the rocks.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason(R): Mosses are among the first organisms to colonize the rocks.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Â Bryophytes |
 75%
From NCERT
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Assertion(A): Species of Sphagnum have good capacity to hold water.
Reason(R): They have been used as packing material for trans-shipment of living material.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason(R): They have been used as packing material for trans-shipment of living material.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Â Bryophytes |
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Assertion(A): Bryophytes are also called amphibians of the plant kingdom.
Reason(R): These plants can live in soil but are dependent on water for asexual reproduction.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Reason(R): These plants can live in soil but are dependent on water for asexual reproduction.
Choices for Assertions and reasons:
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic: Â Bryophytes |
 73%
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