331734
Find the correct match Column I Column II A Green algae P
Volvox B Brown algae Q
Dictyota C Red algae R
Polysiphonia D Blue green algae S
Nostoc
1 A-P, B-Q, C-R, D-S
2 A-P, B-R, C-Q, D-P
3 A-R, B-Q, C-P, D-S
4 A-P, B-S, C-R, D-Q
Explanation:
All the algal classes are classified based on presence of pigments, Green algae contains chlorophyll a, b, Volvox belongs to chlorophyceae, Red algae contain Chlorophyll a, d and Phycoerythrin and Polysiphonia belongs to red algae, Blue green algae contains chlorophyll c, phycocyanin and belongs to cyanophyceae.
BIOXI03: PLANT KINGDOM
331735
Assertion : Red algae contribute in producing coral reefs. Reason : Some red algae secrete and deposit calcium carbonate over their walls.
1 Both Assertion and Reason are true and Reason is correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Red algae make an important contribution to the growth of coral reefs, some red algae deposits calcium carbonate in their cell walls.
BIOXI03: PLANT KINGDOM
331736
In which of the following grouped examples species belong to the different classes
1 Fucus, Dictyota, Laminaria
2 Porphyra, Polytrichum, Gracilaria
3 Chlorella, Volvox, Ulothrix
4 Chlamydomonas, Spirogyra, Chara .
Explanation:
In option 2, Polytrichum is mentioned. Polytrichum is a moss and hence belongs to Bryophyta.
BIOXI03: PLANT KINGDOM
331737
The spores and gametes of red algae are
1 Motile gametes and non-motile spores
2 Both non-motile
3 Both are motile
4 Motile spores and non-motile gamete
Explanation:
Spores (asexual reproduction) and gametes (sexual reproduction) in red algae are both non-motile due to absence of flagella.
331734
Find the correct match Column I Column II A Green algae P
Volvox B Brown algae Q
Dictyota C Red algae R
Polysiphonia D Blue green algae S
Nostoc
1 A-P, B-Q, C-R, D-S
2 A-P, B-R, C-Q, D-P
3 A-R, B-Q, C-P, D-S
4 A-P, B-S, C-R, D-Q
Explanation:
All the algal classes are classified based on presence of pigments, Green algae contains chlorophyll a, b, Volvox belongs to chlorophyceae, Red algae contain Chlorophyll a, d and Phycoerythrin and Polysiphonia belongs to red algae, Blue green algae contains chlorophyll c, phycocyanin and belongs to cyanophyceae.
BIOXI03: PLANT KINGDOM
331735
Assertion : Red algae contribute in producing coral reefs. Reason : Some red algae secrete and deposit calcium carbonate over their walls.
1 Both Assertion and Reason are true and Reason is correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Red algae make an important contribution to the growth of coral reefs, some red algae deposits calcium carbonate in their cell walls.
BIOXI03: PLANT KINGDOM
331736
In which of the following grouped examples species belong to the different classes
1 Fucus, Dictyota, Laminaria
2 Porphyra, Polytrichum, Gracilaria
3 Chlorella, Volvox, Ulothrix
4 Chlamydomonas, Spirogyra, Chara .
Explanation:
In option 2, Polytrichum is mentioned. Polytrichum is a moss and hence belongs to Bryophyta.
BIOXI03: PLANT KINGDOM
331737
The spores and gametes of red algae are
1 Motile gametes and non-motile spores
2 Both non-motile
3 Both are motile
4 Motile spores and non-motile gamete
Explanation:
Spores (asexual reproduction) and gametes (sexual reproduction) in red algae are both non-motile due to absence of flagella.
331734
Find the correct match Column I Column II A Green algae P
Volvox B Brown algae Q
Dictyota C Red algae R
Polysiphonia D Blue green algae S
Nostoc
1 A-P, B-Q, C-R, D-S
2 A-P, B-R, C-Q, D-P
3 A-R, B-Q, C-P, D-S
4 A-P, B-S, C-R, D-Q
Explanation:
All the algal classes are classified based on presence of pigments, Green algae contains chlorophyll a, b, Volvox belongs to chlorophyceae, Red algae contain Chlorophyll a, d and Phycoerythrin and Polysiphonia belongs to red algae, Blue green algae contains chlorophyll c, phycocyanin and belongs to cyanophyceae.
BIOXI03: PLANT KINGDOM
331735
Assertion : Red algae contribute in producing coral reefs. Reason : Some red algae secrete and deposit calcium carbonate over their walls.
1 Both Assertion and Reason are true and Reason is correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Red algae make an important contribution to the growth of coral reefs, some red algae deposits calcium carbonate in their cell walls.
BIOXI03: PLANT KINGDOM
331736
In which of the following grouped examples species belong to the different classes
1 Fucus, Dictyota, Laminaria
2 Porphyra, Polytrichum, Gracilaria
3 Chlorella, Volvox, Ulothrix
4 Chlamydomonas, Spirogyra, Chara .
Explanation:
In option 2, Polytrichum is mentioned. Polytrichum is a moss and hence belongs to Bryophyta.
BIOXI03: PLANT KINGDOM
331737
The spores and gametes of red algae are
1 Motile gametes and non-motile spores
2 Both non-motile
3 Both are motile
4 Motile spores and non-motile gamete
Explanation:
Spores (asexual reproduction) and gametes (sexual reproduction) in red algae are both non-motile due to absence of flagella.
331734
Find the correct match Column I Column II A Green algae P
Volvox B Brown algae Q
Dictyota C Red algae R
Polysiphonia D Blue green algae S
Nostoc
1 A-P, B-Q, C-R, D-S
2 A-P, B-R, C-Q, D-P
3 A-R, B-Q, C-P, D-S
4 A-P, B-S, C-R, D-Q
Explanation:
All the algal classes are classified based on presence of pigments, Green algae contains chlorophyll a, b, Volvox belongs to chlorophyceae, Red algae contain Chlorophyll a, d and Phycoerythrin and Polysiphonia belongs to red algae, Blue green algae contains chlorophyll c, phycocyanin and belongs to cyanophyceae.
BIOXI03: PLANT KINGDOM
331735
Assertion : Red algae contribute in producing coral reefs. Reason : Some red algae secrete and deposit calcium carbonate over their walls.
1 Both Assertion and Reason are true and Reason is correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Red algae make an important contribution to the growth of coral reefs, some red algae deposits calcium carbonate in their cell walls.
BIOXI03: PLANT KINGDOM
331736
In which of the following grouped examples species belong to the different classes
1 Fucus, Dictyota, Laminaria
2 Porphyra, Polytrichum, Gracilaria
3 Chlorella, Volvox, Ulothrix
4 Chlamydomonas, Spirogyra, Chara .
Explanation:
In option 2, Polytrichum is mentioned. Polytrichum is a moss and hence belongs to Bryophyta.
BIOXI03: PLANT KINGDOM
331737
The spores and gametes of red algae are
1 Motile gametes and non-motile spores
2 Both non-motile
3 Both are motile
4 Motile spores and non-motile gamete
Explanation:
Spores (asexual reproduction) and gametes (sexual reproduction) in red algae are both non-motile due to absence of flagella.
