Select Question Set:
Q. No.What would be true for both Pinus and Cycas?
1. A male and female gametophyte having independent free-living existence.
2. Coralloid roots associated with symbiotic nitrogen-fixing cyanobacteria
3. Ovules not enclosed by any ovary wall and remain exposed, before and after fertilisation
4. Presence of male and female cones or strobili on the same plant
Subtopic: Gymnosperms |
72%
Please attempt this question first.
Hints
The life cycle in:
1. Fucus is haplontic
2. Gymnosperms is haplontic
3. Spirogyra is haplo-diplontic
4. Bryophytes and pteridophytes is haplo-diplontic
1. Fucus is haplontic
2. Gymnosperms is haplontic
3. Spirogyra is haplo-diplontic
4. Bryophytes and pteridophytes is haplo-diplontic
Subtopic: Life Cycle Patterns in Plants (OLD NCERT) |
81%
Please attempt this question first.
Hints
Subtopic: Bryophytes | Bryophytes (Liverworts) |
75%
From NCERT
NEET - 2013
Please attempt this question first.
Hints
Please attempt this question first.
Which one of the following is wrongly matched?
1. Spirogyra -Motile gametes
2. Sargassum - Chlorophyll C
3. Basidiomycetes - Puffballs
4. Nostoc- Water blooms
1. Spirogyra -Motile gametes
2. Sargassum - Chlorophyll C
3. Basidiomycetes - Puffballs
4. Nostoc- Water blooms
Subtopic: Algae |
55%
From NCERT
NEET - 2013
Please attempt this question first.
Hints
Please attempt this question first.
What is common in all the three, Funaria, Dryopteris and Ginkgo?
1. Presence of archegonia
2. Well-developed vascular tissues
3. Independent gametophyte
4. Independent sporophyte
1. Presence of archegonia
2. Well-developed vascular tissues
3. Independent gametophyte
4. Independent sporophyte
Subtopic: Bryophytes | Pteridophytes | Gymnosperms |
53%
From NCERT
NEET - 2013
Please attempt this question first.
Hints
Please attempt this question first.
Algae belonging to Phaeophyceae:
1. have fucoxanthin and phycoerythrin as their main photosynthetic pigment.
2. store food in the form of mannitol and laminarin which are complex lipids.
3. have algin and polysulphate esters in their cell walls.
4. have 2, unequal, lateral flagellar insertions.
1. have fucoxanthin and phycoerythrin as their main photosynthetic pigment.
2. store food in the form of mannitol and laminarin which are complex lipids.
3. have algin and polysulphate esters in their cell walls.
4. have 2, unequal, lateral flagellar insertions.
Subtopic: Pheophyceae: Brown Algae |
62%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
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: Bryophytes |
74%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
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: Bryophytes |
76%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
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: Bryophytes |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Assertion(A): Double fertilization is an event unique to angiosperms.
Reason(R): There is an occurrence of two fusions i.e., syngamy and triple fusion.
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): There is an occurrence of two fusions i.e., syngamy and triple fusion.
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: General Account of Angiosperms (OLD NCERT) |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Select Question Set:
© 2024 GoodEd Technologies Pvt. Ltd.