Select Question Set:
Q. No.Subtopic: Algae |
72%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Select the wrong option about organism shown in the figure
1. It is green filamentous alga
2. It produces flagellated isogametes
3. It has chlorophyll a and b
4. It has cell wall covered by algin
1. It is green filamentous alga
2. It produces flagellated isogametes
3. It has chlorophyll a and b
4. It has cell wall covered by algin
Subtopic: Chlorophyceae: Green Algae |
71%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
All of the algae mentioned in the options are used as food
Select the pair of brown algae which are used as food
Select the pair of brown algae which are used as food
| 1. | Porphyra | Laminaria |
| 2. | Laminaria | Sargassum |
| 3. | Chlorella | Porphyra |
| 4. | Sargassum | Porphyra |
Subtopic: Algae |
79%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Select the incorrect match
| 1. | Ecotocarpus | - | Filamentous |
| 2. | Kelps | - | Possess carotenoids |
| 3. | Chlamydomonas | - | Cup shaped chloroplast |
| 4. | Chara | - | Colonial green alga |
Subtopic: Algae | Chlorophyceae: Green Algae |
68%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
The protoplast of brown alga contains all, except
1. Plastids
2. Centrally located vacuole
3. Nucleus
4. Pyrenoids
1. Plastids
2. Centrally located vacuole
3. Nucleus
4. Pyrenoids
Subtopic: Pheophyceae: Brown Algae | Chlorophyceae: Green Algae |
82%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
A similarity between brown and red algae is
1. Presence of motile gametes
2. Their occurrence primarily in marine habitat
3. Presence of polysulphate esters in outer cell wall
4. Presence of chlorophyll d
1. Presence of motile gametes
2. Their occurrence primarily in marine habitat
3. Presence of polysulphate esters in outer cell wall
4. Presence of chlorophyll d
Subtopic: Algae |
81%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Match the following columns and select the correct option regarding bryophytes
| (a) | Gametophyte | (i) | Haploid, antherozoid producing structure |
| (b) | Sporophyte | (ii) | Flask shaped haploid structure |
| (c) | Anthredium | (iii) | Produces gametes |
| (d) | Archegonium | (iv) | Non photosynthetic diploid body |
| a | b | c | d | |
| 1. | (ii) | (iv) | (ii) | (i) |
| 2. | (ii) | (i) | (iii) | (iv) |
| 3. | (iii) | (iv) | (i) | (ii) |
| 4. | (iv) | (iii) | (i) | (ii) |
Subtopic: Bryophytes |
85%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
All of the following statements hold true for both protonema and prothallus, except
1. Free living gametophyte structure
2. Formed from spore
3. Photosynthetic in nature
4. Branched and filamentous
1. Free living gametophyte structure
2. Formed from spore
3. Photosynthetic in nature
4. Branched and filamentous
Subtopic: Bryophytes |
55%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
In mosses, the sex organs bearing stage is
1. Protonema
2. Leafy stage
3. Diploid plant
4. Prothallus
1. Protonema
2. Leafy stage
3. Diploid plant
4. Prothallus
Subtopic: Bryophytes |
81%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
State true (T) or false (F) for the given statements and select the correct option
A: Pteridophytes may flourish well in sandy soil conditions
B: Pteridophytes grow in very limited and restricted geographical regions
A: Pteridophytes may flourish well in sandy soil conditions
B: Pteridophytes grow in very limited and restricted geographical regions
| A | B | |
| 1. | T | F |
| 2. | F | T |
| 3. | T | T |
| 4. | F | F |
Subtopic: Pteridophytes |
71%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Select Question Set:
© 2024 GoodEd Technologies Pvt. Ltd.