Question # 1

The kingdom protista includes:

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Unicellular and simple multicellular organisms with membrane bounded nucleus

True multicellular organisms with no distinct membrane bounded nucleus

True multicellular organisms with membrane bounded nucleus

Unicellular organisms with no distinct membrane bounded nucleus

The branch of biology which deals with classification and also traces the evolutionary history of organisms is known as:

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Taxonomy

Systematic

Genetics

Histology

Five-kingdom classification of Whittaker was modified by:

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Margulis

Schwarts

E-Chatton

Both A and B

When the last member of a particular species dies, the species is said to be______.

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Established

Extinct

Threatened

Endangered

There are _____________ million kinds of animals.

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0.5

1

1.5

2

The scientific name of wolf is _____________

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Canis leo

Canis domestica

Canis lupus

Canis religiosa

Viruses are not classified in any kingdom because:

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They are too poorly understood

They are too small

Their genetics cannot be determined

They are not considered organisms

The bio diversity of any region depends on:

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Climate

Altitude

Soil and other species

All of these

Group of species having similar character is called ____________

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Family

Classes

Genus

Order

Fungi cannot be placed in plantae kingdom because:

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Fungi lack cell wall

Fungi lack root, stem and leave

Fungi lack chlorophyll

Fungi do not store food

It is a group of related genera:

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Order

Class

Species

Family

Viroids are composed of:

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RNA only

DNA only

Protein only

Both RNA and protein

The protein envelope of a bacteriophageis called _____________

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Capsid

Cell wall

Cell membrane

All of above

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