Question # 1

A cube of eight cocci is termed as.

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Tetrad

Sarcina

diplococcus

Streptococci

Conjugating in bacteria is promoted by the structure.

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Flagella

Pill

Cillia

Spores

Ribosomal RNA is synthesized and stored in

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Nucleolus

Mitochondria

Nucleus

Chloroplast

The closest relatives of fungi are probably

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Animals

Slime molds

Brown algae

Vascular plants

The percentage of potassium in the human body is

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0.15%

0.05%

0.35%

0.25%

Conversion of one pyruvic acid into one acetyl Co A gives off one molecule of.

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ATP

Oxygen

Water

Carbon di oxide

In annelids the organs for excretion are

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Flame cells

Nephridia

Protonephridia

Kidneys

The single stranded RNA tumor viruses are.

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Spiral

Cubical

Elongated

Spherical

Mammals have only

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Right arotic arch

Left arotic arch

Both left and right arotic arches

No artic arch

Fern prothallus is

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sporophyte

saprophyte

Gametophyte

Seed

Sublingual glands are located below the

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Jaws

Ear

Tongue

All above

A full set of genes of an individual is called.

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Genome

Genotype

Karyotype

Dominance

Armadillos the armoured mammals live only in the

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Africa

America

Europe

Asia

With in the ovary , progestetrone is produced by the:

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Corpus albicans

Corpus Luteum

Tertairy follicles

Primary follicles

Three sets of microtubules (fibres) originate from each pair of

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Glyoxisomes

Iysosomes

Peroxisomes

Centrioless

In addition to auxin which hormone also play important role in apical domince

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Abcesic acid

Gibberellins

2,4-D

Cytokinins

Joints that are held together by short fibers embedded in connective tissue.

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Fibrous joints

synovial joints

Hing joint

Cartilaginous joint

The cross which is used to find out the homozygous or heterozygous nature of the genotype is called.

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Test cross

Reciprocal ross

Monohybrid corss

Dihybrid cross

O blood has neither A or B antigen but it does have

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Anti - A antibodies

Anti - B antibodies

Anti - O antibodies

Both a & b

in plants regeneration is the basis of plant

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Fishes

Amphibian

Reptiles

Birds

The form of learning which involve a diminish of response to repeated stimuli

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Imprinting

Habituation

Insight learning

Large learning

In Pakistan among the animals declared extinct is

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White headed duck

Marbled teal

Houbara Bustard

Crocodile

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