Question # 1

The classification of algae into phyla is largely based on the composition.

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Cell wall

Cell membrane

Pigments

Cytoplasm

The shrinkage of protoplast of a cell

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DE plasmolysis

Incipient plasmolysis

Guttation

Plasmolysis

Organelle found in both prokaryotic and eukaryotic cells.

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Ribosomes

Mitochondria

Chloroplasts

Lysosomes

Fern prothallus is

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sporophyte

saprophyte

Gametophyte

Seed

Lytic cycle completion occurs about

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15 min

25 Min

35 Min

05 Min

Conjugating in bacteria is promoted by the structure.

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Flagella

Pill

Cillia

Spores

Cell wall of gram positive bacteria are stained

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Pink

Red

Green

Purple

Margulis and Schwartz accommodate the diverse assemblage orf organism of Protista into.

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37 phyla

27 Phyla

10 Phyla

5 Phyla

The lowest percentage of bio elements in man among the following is of.

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Chlorine

Sulphur

Manganese

Iron

Glycogen gives colour with iodine.

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Black

Blue

Red

Green

Corals produce hard exoskeleton formed of.

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NaCO3

CaCO3

NaOH

KCl

Human appendix, coccyx and nictiating membrane of the eye are:

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Vestigical organs

Homologous organs

Analogous organs

Embroyonic organs

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

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Imprinting

Habituation

Insight learning

Large learning

Etiolated plants grow without.

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Water

Light

O2

CO2

If a man of M blood group marries a woman of N blood group all their childern will have blood group

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MM

NN

MN

None of these

Neck Region is called.

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Lumber region

Thoracic region

Cortical region

Pelvic region

Armadillos the armoured mammals live only in the

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Africa

America

Europe

Asia

The human egg is swept through the oviduct toward the uterus by:

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The beating of the egg's cilia

Rhythmic contraction of the uterus

Rhythmic contraction of the oviduct

The beating of the cilia in the oviduct

At the time of independence in 1947 the population of pakistan was

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10 m

20 m

25.7 m

32.5 m

Angular thickenings in their primary walls are present in.

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Parenchyma

Collenchyma

Tracheids

Sclernchyma

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

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50 ml

250 ml

100 ml

500 ml

A cluster of neuron's cell bodies form

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Ganglia

Cyst

Lump

Swelling

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