Question # 1

An ecosystem is forged from bare rock, sand or clear glacial pool where there is no trace of previous life it refers to

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Secondary succession

Hydrosere

Xerosere

primary succession

The group of enzymes that bring about non-hydrolytic addition or removal of substrate are

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Hydrolase

Protease

Heptase

Dehydrogenase

He is regarded as the father of modern taxonomy

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Robert Thorne

Armen Takhtajan

Linneous

Arthur Conquist

Fruit of Ranunculaceae is

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Etaerio of achenes

Capsule

Etaerio of follicles

All of these

Niche is a brad term which refers to all these statements except which one

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Role a species plays in a community

Job of an organism

Basic role of an organism in community

An organism responds to variety of environmental factors

Males suffering from Jacobs's syndrome have sex chromosomes

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XXX

XO

XXY

XYY

The other name of glycolysis is

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Calvin cycle

EMP pathway

Light reaction

None

The anthers are two celled and pollen grains are in the form of tetrads and are found in the sac like sturctures

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Polonium

Gynoestigium

Corpusculum

Translator

Ray florets have ------------ flowers

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Tubular

Ligulate

Round

None

Members of family -------- are a source of camphor

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Cucurbitaceae

Labiaceae

Compositeae

Malvaceae

What are the major decomposers of the biosphere contributing to the recycling of the elements used by living things?

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Saprobic fungi and bacteria

Plants

Animals

Algae

In fungi asexual reproduction occurs by all these method except which one

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Spores

Conidia

Binary fission

Budding

The transference of pollen grains on the stigmatic surface is brought by a special structure

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Polonium

Gynoestigium

Corpusculum

Translator

The species with the same specific epithet cannot occur in the genus. If this happens, they are called

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Homonym

Synonym

Legitimate

Illegitimate

Members of malvaceae are

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Tropical

Sub-tropical

Temperate

Cosmopolitan

-----------harmone increase tendency of plants to produce a male flower

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Auxins

Gibberllins

Ethylene

Abcissic acid

A sex limited trait is limited to only one sex due to

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Taxonomic differences

Ecological differences

Physiological

Anatomical difference

Bark of Quillajasaponariais used in perparing

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Fiber

Dye

Paper

Shampoos

The principle stage of nitrogen cycle include all of the following except

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Ammonification

Nitrification

Assimilation

Nitrogen depletion

Brassica compestris is the member of the family

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Cucurbitaceae

Crucifereae

Compositeae

Ranunculaceae

Fruits of Emblicaofficinalis are used for making

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Oil

Perfume

Hair dye

All of these

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