The third name in trinomial nomenclature is

(1) Species

(2) Subgenus

(3) Subspecies

(4) Ecotype

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The suffix-phyta indicates

(1) Family

(2) Order

(3) Class

(4) Division

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Two or more species occupying same or overlapping areas are

(1) Sympatric

(2) Sibling

(3) Subspecies

(4) Allopatric

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An attribute found in plants but not animals is

(1) Metabolism

(2) Sexual reproduction

(3) Autotrophy

(4) Asexual reproduction

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Which of the following is less general in chracters as compared to genus

(1) Species

(2) Family

(3) Class

(4) Division

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Consider the following two statements:

I. In the single-celled organisms, we are not very clear about the usage of the two terms – growth and reproduction.

II. When it comes to unicellular organisms like bacteria, unicellular algae or amoeba, reproduction is synonymous with growth, i.e., increase in number of cells.

(1) Both I and II are true and II explains I

(2) Both I and II are true but II does not explain I

(3) I is true but II is false

(4) Both I and II are false

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Consider the following two statements:

I. Cellular organization of the body is the defining feature of life forms.

II. Metabolic reactions cannot be demonstrated outside the body in cell-free systems.

(1) Both I and II are true and II explains I

(2) Both I and II are true but II does not explain I

(3) I is true but II is false

(4) Both I and II are false

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The most obvious & complicated feature of all living organisms is:

(1) The ability to sense their surroundings or environment and respond to these environmental stimuli.

(2) Reproduction - sexual or asexual - for production of progeny of own kind.

(3) The ability to growth in size due to cell division.

(4) Presence of complex organs systems such as digestive and nervous system.

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Identify the incorrect statement:

(1) Biological names are generally in Latin and written in italics. They are Latinised or derived from Latin irrespective of their origin.

(2) The first word in a biological name represents the genus while the second component denotes the specific epithet.

(3) Both the words in a biological name, when handwritten, are separately underlined, or printed in italics to indicate their vernacular origin.

(4) The first word denoting the genus starts with a capital letter while the specific epithet starts with a small letter.

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The scientific term for biological classification categories is the:

(1) Species

(2) Taxon

(3) Phylum

(4) Domain

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