Genetic recombination in which a small double-stranded piece of DNA is transferred from donor bacterium to recipient bacterium by a bacteriophage was first demonstrated by
1. Griffith
2. Lederberg and Tatum
3. Zinder and Lederberg
4. Avery et.al.
Subtopic: Kingdom Monera: Bacterial Reproduction | Kingdom Monera: Bacterial Recombination |
Please attempt this question first.
Hints
The characteristic photosynthetic pigments in cyanobacteria are
1. Chlorophyll a and c
2. Chlorophyll a and carotenes
3. Chlorophyll a and phycobilins
4. Chlorophyll a, carotenoids and phycobilins
1. Chlorophyll a and c
2. Chlorophyll a and carotenes
3. Chlorophyll a and phycobilins
4. Chlorophyll a, carotenoids and phycobilins
Subtopic: Kingdom Monera: Introduction |
Please attempt this question first.
Hints
Please attempt this question first.
Which is the incorrect statement regarding fungi?
1. Wheat rust-causing agent is Puccinia
2. penicillium is a source of antibiotic
3. The cell wall of fungi are composed of peptiodoglycans
4. Fungi prefer to grow in warm and humid places
1. Wheat rust-causing agent is Puccinia
2. penicillium is a source of antibiotic
3. The cell wall of fungi are composed of peptiodoglycans
4. Fungi prefer to grow in warm and humid places
Subtopic: Kingdom Fungi: Introduction |
87%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Statement-1 : Yeast is a multicellular fungus.
Statement-2 : Penicillium is an unicellular fungus.
Statement-3 Albugo is a parasitic fungus on mustard.
1. Only statement-1 and statement-2 are correct
2. All the above statements are incorrect
3. Only statement-3 is correct
4. Both statement-1 and statement-3 are correct
Statement-2 : Penicillium is an unicellular fungus.
Statement-3 Albugo is a parasitic fungus on mustard.
1. Only statement-1 and statement-2 are correct
2. All the above statements are incorrect
3. Only statement-3 is correct
4. Both statement-1 and statement-3 are correct
Subtopic: Kingdom Fungi: Introduction | Kingdom Fungi: Ascomycetes | Kingdom Fungi: Phycomycetes |
70%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Mark the correct statement.
1. Phycomycetes include mushrooms, bracket fungi or puff balls
2. The mycelium of basidiomycetes is branched and septate
3. Neurospora is used extensively in biochemical and genetic work, it belong to group basidiomycetes
4. Morels and truffles are non-edible
1. Phycomycetes include mushrooms, bracket fungi or puff balls
2. The mycelium of basidiomycetes is branched and septate
3. Neurospora is used extensively in biochemical and genetic work, it belong to group basidiomycetes
4. Morels and truffles are non-edible
Subtopic: Kingdom Fungi: Basidomycetes |
77%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Which one is correctly matched?
| 1 | Agaricus | – | Smut |
| 2 | Ustilago | – | Mushroom |
| 3 | Puccinia | – | Insectivorous plant |
| 4 | Deuteromycetes | – | Imperfect fungi |
Subtopic: Kingdom Fungi: Deuteromycetes | Kingdom Fungi: Basidomycetes | Kingdom: Plantae |
86%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
Mark the incorrect option w.r.t. nitrifying bacteria
1. Nitrococcus
2. Leptothrix
3. Nitrobacter
4. Nitrocystis
1. Nitrococcus
2. Leptothrix
3. Nitrobacter
4. Nitrocystis
Subtopic: Kingdom Monera: Introduction |
68%
Please attempt this question first.
Hints
Which of the following was given the status of kingdom in the classification system given by Copeland?
1. Prokaryotes
2. Myxomycetes
3. Eukaryotic algae
4. Protista
1. Prokaryotes
2. Myxomycetes
3. Eukaryotic algae
4. Protista
Subtopic: Different Classification Systems |
Please attempt this question first.
Hints
In three kingdom classification, the kingdom Protista includes
1. Unicellular eukaryotic organisms only
2. Unicellular prokaryotic organisms only
3. Wide variety of unicellular, mostly aquatic eukaryotes
4. Wide variety of unicellular, mostly terrestrial Prokaryotes
1. Unicellular eukaryotic organisms only
2. Unicellular prokaryotic organisms only
3. Wide variety of unicellular, mostly aquatic eukaryotes
4. Wide variety of unicellular, mostly terrestrial Prokaryotes
Subtopic: Different Classification Systems |
54%
Please attempt this question first.
Hints
Subtopic: Kingdom Protista: Slime Moulds |
84%
Please attempt this question first.
Hints
Please attempt this question first.
© 2024 GoodEd Technologies Pvt. Ltd.