Q. No.Which of the following classes of algae store food that is chemically very similar to amylopectin and glycogen?
1.
Chlorophyceae
2.
Phaeophyceae
3.
Rhodophyceae
4.
All algae
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The cell wall polysaccharides of some red algae are the source of:
1. a sugar substitute
2. a source of salt
3. glucose for the study of photosynthesis
4. agar for growing bacteria and other organisms
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Evolutionarily, the first terrestrial plants to possess vascular tissues are:
| 1. | Bryophytes | 2. | Pteridophytes |
| 3. | Gnetales | 4. | Cycads |
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All the following are characteristics of bryophytes except:
1. spore producing
2. dominant gametophyte
3. lignified tissues
4. producing antheridium and archegonium
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The gymnosperms, Pines, are unique because they produce:
| 1. | leaves in fascicles | 2. | true leaves |
| 3. | cones | 4. | archegonia |
The bryophytes liverworts are so named as they are an example of:
1. a plant that causes warts
2. a plant that cures liver diseases
3. the Doctrine of Signatures
4. a plant that causes warts, cures liver diseases and is an example of Doctrine of Signatures
The classification system given by Bentham and Hooker is a/an:
1. Artificial system
2. Natural system
3. Phylogenetic system
4. Useless system
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Which of the following is not true regarding algae?
1. Thallophytes that contain chlorophyll
2. Autotrophic
3. Body made of pseudo-parenchyma
4. Cellulosic cell wall
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The developing capsule of some mosses is protected by the:
1. operculum
2. calyptra
3. seta
4. peristome teeth
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