Question # 1

Microscopic gap between the two neurons is called as

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Synapsis

Collapse

Preapse

Axons

Which of the following is the most fragile ecosystem.

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Grass land

Wood land

Tundra

Savanna

Who believed in the theory of special creation.

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Lamark

Darwin

Carolus Linnaeus

Hyell

Saliva and urine are used for evaporative cooling by

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Bat

Dogs

Birds

Seals

Which one of the following is excretophore.

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Stem

Leaves

Roots

Bark

Endosymbiont hypothesis was proposed by.

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Wallace

Lamarck

Lynn Margulis

Linnaeus

The discoidal cap of cells above the blastocoel is called.

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Ectoderm

Endoderm

Mesoderm

Blastoderm

Some amoeboflagellates ingested cyanobacteria and led to the development of

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Mitochondria

Golgi apparatus

Chloroplasts

Vacuoles

Action of the venus fly trap is

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Nyctinasty

Photonasty

Haptonasty

Thermonasty

The onset of epilepsyis usually before age of

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10 years

20 years

30 years

40 years

The most concentrated external environment is termed as.

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Hypotonic

Hypertonic

Osmotic

Isotonic

A cluster of neuron's cell bodies form

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Ganglia

Cyst

Lump

Swelling

Human skin colour is controlled by gene pairs.

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Two to four

Three to six

Four to six

Six to ten

In honey bee, males are haploid and produce sperms by.

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Mitosis

Meiosis

Apomixis

Parthenogenesis

In Meselson ansd stahl experiment, the DNA from sample at 20 minutes, after centrifugatioon it made sediments at the :

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Top

Bottom

Intermediate

Top & intermediate

Which one of the following is endangered in Pakistan.

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Indian rhino

Indus Dolphin

tiger

Cheer pheasant

Gonadotropin releasing hormone is responsible for the strimulating release of which hormone?

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LH

Progestrone

Secretin

Insulin

Incomplete dominance was discovered by 4 '0 clock olant in 1899 by.

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devries

Jhannsen

Carl correns

Tscharmach

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