Biological organisation starts with
(1) Submicroscopic molecular level
(2) Cellular level
(3) Organnismic level
(4) Atomic level
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ICBN stands for:
(1) Indian Congress of Biological Names
(2) International Code of Botanical Nomenclature
(3) International Congress of Biological Names
(4) Indian Code of Botanical NOmenclature
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Evolutionary history of an organism is known as :
(1) Phylogeny
(2) Ancestry
(3) Paleontology
(4) Ontogeny
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Which one of the following is not a correct statement?
1. Herbarium houses dried, pressed and preserved plant specimens
2. Botanical gardens have collection of living plants for reference
3. A museum has collection of photographs of plants and animals
4. Key is a taxonomic aid for identification of specimens
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Nicotiana sylvestris flowers only during long days and N.tabacum flowers only during short days. If raised in the laboratory under different photoperiods, they can be induced to flower at the same time and can be cross-fertilized to produce self-fertile offspring. What is the best reason for considering N.sylvestris and N.tabacum to be separation species?
(1) They cannot interbreed in nature
(2) They are reproductively distinct
(3) They are physiologically distinct
(4) They are morphologically distinct
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Difficulty Level:
Match the following columns and select the correct option.
| Column I | Column II | ||
| A. | Panthera tigris |
(i) | Mango |
| B. | Mangifera indica |
(ii) | Common Indian frog |
| C. | Musca domestica |
(iii) | Cockroach |
| D. | Periplaneta americana |
(iv) | Tiger |
| E. | Rana tigerina |
(v) | House fly |
(1) A - (ii), B - (v), C - (i), D - (iii), E - (iv)
(2) A - (iv), B - (i), C - (v), D - (iii), E - (ii)
(3) A - (ii), B - (v), C - (iii), D - (i), E - (iv)
(4) A - (iv), B - (i), C - (v), D - (ii), E - (iii)
Difficulty Level:
Which of the following features can be said to be a true defining feature of living beings without any exception?
(1) They can digest their food
(2) All of them can reproduce
(3) They can regenerate
(4) They can respond to external stimuli
Difficulty Level:
Select the correct sequence for Homo erectus.
(1) Erectus → homo → primata → chordata → animalia
(2) Homo → erectus → primata → animalia → chordata
(3) Homo → erectus → primata → chordata → animalia
(4) Erectus → homo → animalia → primata → chordata
Difficulty Level:
Which of the following is the correct scientific name of wheat derived by binominal nomenclature?
(1) Triticum Vulgare
(2) Triticum aestivum
(3) Oryza sativa
(4) Zea mays
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