A genetically engineered micro-organism used successfully in bioremediation of oil spills is a species of:
(1) Pseudomonas
(2) Trichoderma
(3) Xanthomonas
(4) Bacillus
Two plants can be conclusively said to belong to the same species if they:
(1) can reproduce freely with each other and form viable seeds
(2) have more than 90 percent similar genes
(3) look similar and possess identical secondary metabolites
(4) have same number of chromosomes
The rod shaped cells of Bacillus megatarium are converted to spherical units called protoplasts on treatment with the enzyme
(1) lysozyme
(2) cellulase
(3) cellulase and hemicellulase
(4) cellulase, hemicellulase and pectinase
The kingdom protista does not include
(1) photosynthetic organisms
(2) flagellate organisms
(3) parasitic organisms
(4) bacteria
A lichen that grows by branching is described as
(1) fruticose
(2) crustose
(3) foliose
(4) dichotose
The fruiting bodies of Agaricus are also known as
(1) cleistothecium
(2) fairy rings
(3) basidiocarp
(4) ascocarp
The photoautotrophic organisms that do not split water to obtain reducing power are
(1) purple bacteria
(2) cyanobacteria
(3) green plants
(4) none of these
Which is purely anaerobic?
(1) Algae
(2) Mosses
(3) Fungi
(4) None of these
Which of these contains 2 nucleus one for vegetative purpose and the other for reproduction?
(1) Euglena
(2) Paramecium
(3) Chlamydomonas
(4) Spirogyra