Biology
Differentiate between the following pairs on the basis of what is mentioned in the brackets:
(i) Transpiration and Guttation (place of occurrence)
(ii) Biodegradable waste and Non-biodegradable waste (One example)
(iii) Population control and Swachh Bharat Abhiyan (One objective)
(iv) Osmosis and Active Transport (Substances undergoing movement)
(v) Metaphase and Anaphase (Position of chromosomes)
Transpiration
ICSE 2020
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Answer
(i) Transpiration occurs through the stomata from leaves while guttation occurs through hydathodes from leaf tip.
(ii) Leaves are biodegradable waste while plastic is non-biodegradable waste.
(iii) Population control aims at lowering the growth rate of population and Swachh Bharat Abhiyan aims at cleanliness in surrounding.
(iv) In osmosis, there is movement of solvent or water but in active transport there is movement of ions or salt particles.
(v) In metaphase, the chromosomes are arranged in equatorial plane while in anaphase the chromosomes are moved toward poles.
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(ii) Water pollution is a major cause of concern in our country.
(iii) We cannot distinguish colours in dim light.
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(v) Homo sapiens sapiens is the most highly evolved form of man.
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- High temperature?
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(ii) Number of live births per 1000 people per year.
(iii) The point of contact between two neurons.
(iv) The accessory gland in human males whose secretion neutralises the acid in the vagina.
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(vi) Structure which helps in the adjustment of the size of the pupil.
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(ix) A sudden inheritable change in one or more genes.
(x) A non-dividing phase of the cell cycle where more DNA is synthesised.
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(iii) What is the technical term for the process that occurs in part 3?
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