What is the nature of cell-walls in diatoms?
What is the nature of cell-walls in diatoms?
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State two economically important uses of: (a) heterotrophic bacteria (b) archaebacteria
State two economically important uses of: (a) heterotrophic bacteria (b) archaebacteria
Organise a discussion in your class on the topic – Are viruses living or non- living?
Organise a discussion in your class on the topic – Are viruses living or non- living?
Give a brief account of viruses with respect to their structure and nature of genetic material. Also name four common viral diseases.
Give a brief account of viruses with respect to their structure and nature of genetic material. Also name four common viral diseases.
What are the characteristic features of Euglenoids?
What are the characteristic features of Euglenoids?
Give a comparative account of the classes of Kingdom Fungi under the following: (i) mode of nutrition (i) mode of reproduction
Give a comparative account of the classes of Kingdom Fungi under the following: (i) mode of nutrition (i) mode of reproduction
Plants are autotrophic. Can you think of some plants that are partially heterotrophic?
Plants are autotrophic. Can you think of some plants that are partially heterotrophic?
What do the terms phycobiont and mycobiont signify?
What do the terms phycobiont and mycobiont signify?
Illustrate the taxonomical hierarchy with suitable examples of a plant and an animal.
Illustrate the taxonomical hierarchy with suitable examples of a plant and an animal.
Define and understand the following terms: (i) Phylum (ii) Class (iii) Family (iv) Order (v) Genus
Define and understand the following terms: (i) Phylum (ii) Class (iii) Family (iv) Order (v) Genus