________ or naming is only possible when the organism is described correctly and we know to what organism the name is attached to.
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Non living objects
________ also grow if we take increase in body mass as a criterion for growth.
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Photoperiod
________ affects reproduction in seasonal breeders, both plants and animals.
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Taxonomical studies
________ of all known organisms have led to the development of common categories such as kingdom, phylum or division (for plants), class, order, family, genus and species.
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scientific names
For plants, ________ are based on agreed principles and criteria, which are provided in International Code for Botanical Nomenclature (ICBN)
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Fungi
________ multiply and spread easily due to the millions of asexual spores they produce.
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Insects
________ are preserved in ________ boxes after collecting, killing and pinning.
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Potato
________ and Brinjal are two different species but both belong to the genus Solanum.
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Linnaeus
________ used Systema Naturae as the title of his publication.
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Plants
________ respond to external factors like light, water, temperature, other organisms, pollutants, etc.
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metabolic reactions
The ________ in which large molecules are broken down into smaller ones are known as Catabolism.
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Animal taxonomists
________ have evolved International Code of Zoological Nomenclature (ICZN)
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biodiversity
This refers to ________ or the number and types of organisms present on earth.
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Human
________ being is the only organism who is aware of himself, i.e., has self- consciousness.
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Classification
________ is the process by which anything is grouped into convenient categories based on some easily observable characters.
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Herbaria
________ also serve as quick referral systems in taxonomical studies.
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Unicellular organisms
________ grow by cell division.
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Families
________ are characterized on the basis of both vegetative and reproductive features of plant species.
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highest category
All animals belonging to various phyla are assigned to the ________ called Kingdom Animalia in the classification system of animals.
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complex eukaryotes
All organisms, from the prokaryotes to the most ________ can sense and respond to environmental cues.
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Genus Panthera
________, comprising lion, tiger, leopard is put along with genus, Felis (cats) in the family Felidae.
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multicellular organisms
In ________, reproduction refers to the production of progeny possessing features more or less similar to those of parents.
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wild animals
These are the places where ________ are kept in protected environments under human care and which enable us to learn about their food habits and behaviour.
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cell division
However, ________ occurs in certain tissues to replace lost cells.
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Kingdom Plantae
The ________, is distinct, and comprises all plants from various divisions.
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Systematics
________ is the study of different kinds of organisms and their diversities, including the relationships among them.
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Human beings
________ belong to the species sapiens which is grouped in the genus Homo.
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fungi
The ________, the filamentous algae, the protonema of mosses, all easily multiply by fragmentation.
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metabolic reactions
The ________ which involve the synthesis of molecules is called Anabolism.
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scientific names
The ________ ensure that each organism has only one name.
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Metabolic reactions
________ can be demonstrated outside the body in cell- free systems.
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Example
synthesis of proteins from amino acids
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Example
Sugars broken down into molecules of water and carbon dioxide to liberate energy i.e
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Principles to provide scientific names to known organisms
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Each name has two components
the Generic name and the specific epithet
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Example
Mangifera indica
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Examples
‘animals, ‘mammals and ‘dogs represent taxa at different levels
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Example
Insects represent a group of organisms sharing common features like three pairs of jointed legs
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Example
Mangifera indica, Solanum tuberosum (potato) and Panthera leo (lion)
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But a cat and a dog are separated into two different families
Felidae and Canidae, respectively
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Example
Order Primata comprising monkey, gorilla and gibbon is placed in class Mammalia along with order Carnivora that includes animals like tiger, cat and dog
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Examples
Kew (England), Indian Botanical Garden (India), National Botanical Research Institute (India)