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Q. No.Which characteristic feature is common to both Bryophytes and Pteridophytes?
1.
Presence of flowers
2.
Production of seeds
3.
Dependence on water for fertilization
4.
Presence of vascular tissues
Subtopic: Bryophytes | Pteridophytes |
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Level 1: 80%+
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Floridean starch is a storage food in members of:
1. Chlorophyceae
2. Phaeophyceae
3. Rhodophyceae
4. Bacillariophyceae
1. Chlorophyceae
2. Phaeophyceae
3. Rhodophyceae
4. Bacillariophyceae
Subtopic: Rhodophyceae: Red Algae and Importance of Algae |
90%
Level 1: 80%+
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What is a critical difference between liverworts and mosses?
| 1. | Presence of flagellated sperm cells in liverworts |
| 2. | Presence of a cuticle in mosses |
| 3. | Liverworts typically have a simple, flat body called a thallus that is often undifferentiated, whereas mosses have more complex, differentiated structures. |
| 4. | Liverworts are vascular plants, mosses are not. |
Subtopic: Bryophytes (Liverworts) |
93%
Level 1: 80%+
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Match the plant groups in Column-I with their characteristic reproductive features in Column-II:
Codes:
| Column-I | Column-II | ||
| A. | Angiosperms | P. | Produce seeds in cones |
| B. | Gymnosperms | Q. | Produce spores on the underside of fronds |
| C. | Ferns | R. | Seeds develop inside an ovary, which matures into a fruit |
| D. | Mosses | S. | Spores develop in capsule at the end of a stalk |
| A | B | C | D | |
| 1. | P | R | Q | S |
| 2. | P | R | S | Q |
| 3. | R | P | Q | S |
| 4. | R | P | S | Q |
Subtopic: Bryophytes | Gymnosperms |
66%
Level 2: 60%+
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Which of the following is a comparison between Pteridophytes and Gymnosperms?
| 1. | Both reproduce sexually through seeds. |
| 2. | Pteridophytes have a well-developed vascular system, whereas gymnosperms do not. |
| 3. | Pteridophytes reproduce through spores, while gymnosperms reproduce through seeds. |
| 4. | Both are non-flowering plants that reproduce asexually. |
Subtopic: Pteridophytes | Gymnosperms |
79%
Level 2: 60%+
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Red algae are characterized by:
| 1. | Having chlorophyll a and b |
| 2. | Storing food as starch |
| 3. | Their red color due to the pigment phycoerythrin |
| 4. | Floating freely in fresh water habitats |
Subtopic: Rhodophyceae: Red Algae and Importance of Algae |
96%
Level 1: 80%+
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Which classes of algae are characterized by the presence of chlorophyll a?
1. Only I and II
2. Only II and III
3. Only I and III
4. I, II and III
| I: | Chlorophyceae |
| II: | Phaeophyceae |
| III: | Rhodophyceae |
1. Only I and II
2. Only II and III
3. Only I and III
4. I, II and III
Subtopic: Pheophyceae: Brown Algae | Rhodophyceae: Red Algae and Importance of Algae | Chlorophyceae: Green Algae |
90%
Level 1: 80%+
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What is the key difference between bryophytes and pteridophytes?
| 1. | Bryophytes are vascular plants, whereas pteridophytes are non-vascular. |
| 2. | Bryophytes have seeds, while pteridophytes reproduce through spores. |
| 3. | Pteridophytes have a well-developed vascular system, unlike bryophytes. |
| 4. | Bryophytes are predominantly aquatic, while pteridophytes are terrestrial |
Subtopic: Bryophytes | Pteridophytes |
89%
Level 1: 80%+
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The composition of the cell wall in algae varies widely among different groups. Which of the following is not a common component of algal cell walls?
| 1. | Cellulose | 2. | Pectin |
| 3. | Chitin | 4. | Algin |
Subtopic: Algae |
85%
Level 1: 80%+
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Consider the given two statements:
| Statement I: | All algae contain chlorophyll a as the primary photosynthetic pigment. |
| Statement II: | All algae reproduce sexually by the production of spores. |
| 1. | Both Statement I and Statement II are true |
| 2. | Statement I is true but Statement II is false |
| 3. | Statement I is false but Statement II is true |
| 4. | Both Statement I and Statement II are false |
Subtopic: Algae |
66%
Level 2: 60%+
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