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Fill in the blanks :
_____ is the entire DNA sequence of an organ.
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Silk is produced by rearing ________
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Fill in the blanks :
Evolutions deals with the study of _________ and ____________ of organs.
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Organisms which draw food from the host body are called __________.
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Animals which give birth to young ones are known as _________.
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Name the respective sub-division of biology which deal with the study of insects, birds, fungi and heredity.
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How does biology help us in leading a healthier life?
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A farmer and a housewife may have never studied biology, yet both of them know some of its general principles through experience. State any two principles which they know.
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Distinguish between the following pairs of science :
Prokaryotes and eukaryotes
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Explain the following term:
Artificial pollination
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Mention any two drawbacks in classifying organisms under the old two kingdom classification.
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Describe the role of micro-organisms in industrial production.
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Describe any two uses of bacteria in the industry.
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Describe the role of certain fungi in industrial production.
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Some people in old age complain of stiff joints. What do you think could be a possible reason for it?
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What are the different types of joints? Give one example of each type.
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If for some reason the sebaceous glands fail to function
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Which one out of the organs listed below, most actively functions in regulating our body temperature?
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What is the difference between leucoderma and albinism?
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Explain the terms "vasodilation" and "vasoconstriction". How do these processes contribute in temperature regulation of the body?
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