Five kingdom system of classification suggested by R.H. Whittaker is based on:
1. Complexity of body organisation
2. Mode of reproduction
3. Mode of nutrition
4. All of the above
A location with luxuriant growth of lichens on the trees indicates that the:
1. Trees are very healthy
2. Trees are heavily infested
3. Location is highly polluted
4. Location is not polluted
Which one of the following living organisms completely lacks a cell wall?
1. Cyanobacteria
2. Sea- fan (Gorgonia)
3. Saccharomyces
4. Coelenterata algae
The motile bacteria are able to move by:
1. fimbriae
2. flagella
3. cilia
4. pili
Which pair of the following belongs to Basidiomycetes?
1. Bird's nest fungi and Pufballs
2. Puffballs and Claviceps
3. Peziza and Stinkhorns
4. Morchella and Mushrooms
The thalloid body of a slime mould (Myxomycetes) is known as:
1. protonema
2. Plasmodium
3. fruiting body
4. mycelium
The bacterium (Clostridium botulinum) that causes botulism is:
1. a facultative anaerobe
2. an obligate anaerobe
3. a facultative aerobic
4. an obligate aerobic
What is common about Trypanosoma, Noctiluca, Monocystis, and Giardia?
1. These are all unicellular protists
2. They have flagella
3. They produce spores
4. These are all parasites
Which of the following environmental conditions are essential for the optimum growth of Mucor on a piece of bread?
(A) | The temperature of about 25 °C |
(B) | The temperature of about 5 °C |
(C) | Relative humidity of about 5% |
(D) | Relative humidity of about 95% |
(E) | A shady place |
(F) | A brightly illuminated place |
Choose the answer from the following options:
1. A, C, and E only
2. A, D, and E only
3. B, D, and E only
4. B, C, and F only
Evolutionary history of an organism is known as:
1. Phylogeny
2. Ancestry
3. Palaeontology
4. Ontogeny