Question # 1

Algae having shells composed of two halves the fit together like Petridis belongs to.

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Diatoms

Actinopoda

Foraminifera

Slime molds

Coral reefs are mostly formed. of.

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Calcium carbonate

Silica

Chitin

Lignin

Most green algae possess cell walls with.

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cellulose

Chitin

Silica

Pectin

A haploid spermatozoid fuses with haploid egg to produce diploid.

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Oospore

Ossphere

Spore

Gamete

A structure found attached to membranes in cell it consists of 2 parts Name it.

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Golgi Apparatus

Mitochondria

Lysosome

Ribosome

Heart burn is a painful sensation in the

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Stomach

Small intestine

Chest cavity

Pharynx

Which of the following is not related to cloning

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Replacement of the nucleus of zygote, by another nucleus of same organism

Separation of cells of embryo to form more embroys

The individuals resulting have similar genetic make up

Removal of piece of DNA or gene from the cell, and incorporating other gene or piece of DNA in it place

Which statement about oxidative phosphorylation is not true

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Its functions can be served equally well by fermentation

In eukaryotes, its takes place in mitochondria

It is brought about by the chemiosmotic mechanism

It is the formation of ATP during the operation of the respiratory chain

Phosphatidyl choline is one of the common

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Phospholipid

Glycolipid

Sphingolipid

Terpenoid

The food of porifera consists of microscopic organisms and organic particles in a percentage ratio of

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10% & 90% respectively

20% & 80% respectively

30% & 70% respectively

40% & 60% respectively

Glycogen is found abundantly in

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Liver

Muscles

Kidney

Both a and b

Northern coniferous forest are called.

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Alpine

Boreal

Taiqa

Prairles

Which is not a biotechnology product.

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Hepatitis B

Tissue plasminogen activator

Human growth hormone

Hemophilia factor I

In human mid brain is

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Reduced

Enlarged

Swollen

Broken

The Macacamulatta isbiological name for

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Black bear

Cat

Rhesus monkey

Deer

In myelinated neurons the impulse jumps from node to node (node of Ranvier) This is called

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Myelinated impulse

Jumping impulse

Saltatory impulse

None of these

Meiosis II is just like the

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Amitosis

Mitosis

Replacement

Regenerations

Gonorrhea is caused by.

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Treponemapallidum

Neisseria gonnorrhoeae

HCV

HIV

Growth of tissue in an artificial liquid culture medium is termed as.

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cloning

Genetic engineering

Tissue culture

Gene therapy

Temperate deciduous forest are located in Pakistan at.

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Chilas

Mian wali

Shogran

Sindh

A dominant plant of the deciduous forest is the

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Cactus

Acacia

euphorbia

Taxusbaccata

The uterine layer which is shed with each monthly cycle is:

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Endometrium

Perimetrium

Tunica albuginea

Myometrium

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