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Q. No.The structure shown in the given figure represents:
1.
the newest version of a Bluetooth speaker by Amazon
2.
the soap case like cell wall of a diatom
3.
cellulosic plates in the walls of dinoflagellates
4.
pellicle in the wall of euglenoids
Subtopic: Kingdom Protista: Chrysophytes |
81%
Level 1: 80%+
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Match each item in Column I with the one in Column II and select the correct match from the codes given:
Codes:
| Column-I [Kingdom] |
Column-II [Cell wall] |
||
| A. | Monera | P. | Absent |
| B. | Fungi | Q. | Chitinous |
| C. | Plantae | R. | Polysaccharide + amino acid |
| D. | Animalia | S. | Cellulosic |
| A | B | C | D | |
| 1. | R | S | Q | P |
| 2. | R | Q | S | P |
| 3. | Q | S | R | P |
| 4. | P | Q | R | S |
Subtopic: Different Classification Systems |
91%
Level 1: 80%+
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Nostoc:
| 1. | is a green alga |
| 2. | is unicellular eukaryote capable of forming filamentous colonies |
| 3. | can fix atmospheric nitrogen |
| 4. | carry out anoxygenic photosynthesis |
Subtopic: Kingdom Monera: Bacterial Classification |
89%
Level 1: 80%+
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Both Dinoflagellates and Euglenoids:
1. have stiff cellulosic cell wall
2. have two flagella
3. can behave as heterotrophs when deprived of sunlight
4. are mostly marine and photosynthetic
1. have stiff cellulosic cell wall
2. have two flagella
3. can behave as heterotrophs when deprived of sunlight
4. are mostly marine and photosynthetic
Subtopic: Kingdom Monera: Bacterial Classification |
83%
Level 1: 80%+
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Mycelium branched and septate, asexual spores conidia produced exogenously and sexual spores produced endogenously are the features of fungi belonging to:
| 1. | Phycomycetes | 2. | Ascomycetes |
| 3. | Basidiomycetes | 4. | Deuteromycetes |
Subtopic: Kingdom Fungi: Ascomycetes |
85%
Level 1: 80%+
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Both Mycoplasma and Euglenoids:
1. can survive without oxygen
2. are unicellular eukaryotes
3. lack cell wall
4. have two flagella
1. can survive without oxygen
2. are unicellular eukaryotes
3. lack cell wall
4. have two flagella
Subtopic: Kingdom Monera: Actinomycetes & Mycoplasma | Kingdom Protista: Euglenoids |
75%
Level 2: 60%+
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In members of Basidiomycetes:
| 1. | Mycelium is unbranched and coenocytic |
| 2. | Sex organs are absent and plasmogamy does not take place |
| 3. | Asexual spores are not found but vegetative reproduction by fragmentation is common |
| 4. | Basidiospores are produced endogenously on the basidium |
Subtopic: Kingdom Fungi: Basidomycetes |
76%
Level 2: 60%+
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Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| Group of protozoans | Example | ||
| A. | Amoeboid | P. | Entamoeba |
| B. | Flagellated | Q. | Paramecium |
| C. | Ciliated | R. | Trypanosoma |
| D. | Sporozoan | S. | Plasmodium |
| A | B | C | D | |
| 1. | Q | S | P | R |
| 2. | S | Q | R | P |
| 3. | P | R | Q | S |
| 4. | R | P | S | Q |
Subtopic: Protozoa |
91%
Level 1: 80%+
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Identify the incorrect statement regarding heterotrophic bacteria?
| 1. | They are most abundant bacteria in nature |
| 2. | Many of them are important decomposers |
| 3. | They play a great role in recycling nutrients like nitrogen, phosphorus, iron and sulphur |
| 4. | They are helpful in making curd from milk, production of antibiotics, fixing nitrogen in legume roots, etc. |
Subtopic: Kingdom Monera: Bacterial Classification |
61%
Level 2: 60%+
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Which of the following statements is incorrect regarding Mycoplasma?
| 1. | These organisms are naturally resistant to antibiotics that inhibit protein biosynthesis |
| 2. | These organisms are naturally resistant to antibiotics that target the cell wall |
| 3. | These organisms are naturally resistant to antibiotics that inhibit DNA replication |
| 4. | These organisms are naturally resistant to antibiotics that inhibit folic acid metabolism |
Subtopic: Kingdom Monera: Actinomycetes & Mycoplasma |
60%
Level 2: 60%+
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