Question # 1

Mammals have only

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Right arotic arch

Left arotic arch

Both left and right arotic arches

No artic arch

Integration of cellular compartments is a functions of

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Intermediate filament

Micro filament

Micro tubules

Centrioles

Marsupium is the characteristic feature of.

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Dolphin

Opossum

Echidna

duckbill platypus

The reasoning that moves from general t specific

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Hypothesis

Deduction

Law

Theory

Pyruvic acid is formed from glucose in.

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Matrix of mitochondria

cytosol

Stroma

Chloroplast

One of these is an early reptile

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Platy pus

Archaeopterye

Varanope

snake

The percentage of water in bacterial cell is about.

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15%

18%

50%

75%

Photosynthetic pigments are the substances that absorb visible light having wave length.

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150-340 nm

230-450 nm

380-750 nm

350-780 nm

Helical shape of polypeptide is due to present within molecule.

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Covalent bond

Hydrogen bond

Disulphide bond

Peptide bond

Golgi apparatus was discovered by Golgi in

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1897

1896

1898

1889

The largest invertebrate is.

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Earth worm

Star fish

Giant squid

Ascarus

Who proposed the term 'Niche' in ecology.

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Haeckel

Grinnell

Elton

Darwin

Identify the day neutral plant.

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Cabbage

Cotton

Tobacco

Cocklebur

In grassland ecosystem annual rainfall is about 250 to

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350 mm

450 mm

650 mm

750 mm

Chromosomes appear inside the nucleus at the time of.

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Cell division

Cell maturation

Cell elongation

Cell differentiation

Contractile vacuoles are found in.

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Plants

Fresh water protozoa

Marine plants

Pino cytosis

1 g of ammonia nitrogen requires how much water for excretion.

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50 ml

250 ml

100 ml

500 ml

In human Eustachian tubes connect middle ear with

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Nose

Eye

Throat

Brain

Mutualism is a type of.

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Symbiosis

Parasitism

Predication

Commensalism

The spread of tumor cells and establishment of secondary area of growth is known as.

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Necrosis

Apoptosis

Metastasis

Epigenesis

Desert ecosystem of Bhakkar and Mian wali is called.

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Thal

Thar

Cholistan

Rohi

Meiosis II is just like the

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Amitosis

Mitosis

Replacement

Regenerations

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