Question # 1

When blood leaves the capillary bed most of the carbon dioxide is in the form of

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Carbonate ions

Bicarbonate ions

Hydrogen ions

Hydroxyl ions

Which one serves to build macromolecules.

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ATP

Glucose

Starch

Karatin

The technology used for achieving eugenic aim

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Gene therapy

Radiotherapy

chemotherapy

Cloning

Mesosomes are internal extensions of the

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Cell wall

Cell membrane

Chromatin body

Capsule

The number of capsomeres in capsid of adenovirus are.

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152

252

352

452

Plastocyanin protein contains.

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Iron

copper

Potassium

Magnesium

Example of apicomplexans is.

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Vorticella

Plasmodium

Sentor

Amoeba

Phycoerythrin is found in

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Green algae

Red algae

Brown algae

Blue green algae

Magnesium is an important nutrient ion in green plant as it is an essential component of

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Cell sap

Protean

chlorophyll

Glucose

The enzyme with optimum pH = 7.60 is

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Arginase

Enterokinase

Catalase

Sucrase

Number of air sacs in birds is

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6

7

8

9

Why is there no glucose present in the filterate in the distal tubule of a nephron?

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Its molecules are two large to pass across the base ment membrane

It is removed by osmosis from the tubule

It is positively absorp by the cells lining the descending loop of henie

He is actively absorb by hte proximal tubule cells

In skletal muscle, calcium facilitates contraction by binding to:

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Tropomyosim

Troponin

Actin

Myosin

Clear cytoplasm, in an ascidian zygote produces.

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Muscle

Gut

Notochord and neural tube

Larval epidermis

Acetabularia is a

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Epiphyte

Alga

fungus

Angiosperm

The Planaria flatworm have simple tubular excretory system known as.

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Protonephridium

Mesonephridum

Prenephridium

Metanephridium

In living thing, the behavior activities occurs at regulars intervals which are called.

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diumal rhythms

Blorhythms

Circannual

Orcadian

If all members of a population are homozygous for the same allele that allele is said to be

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Multiple allele

Jumping gene

Fixed in the gene

Perfect gene

Tubes that connect the middle ear with the throat in humans are called.

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eustachian tube

Fallopian tube

Neural tube

Nephridial tube

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

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Abcesic acid

Gibberellins

2,4-D

Cytokinins

Pentose sugar in the molecule of DNA is

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Ribose

Deoxyribose

Sucrose

Lactose

Chances for a son or daughter in human birth are:

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3:1 between son and daughter

1:3 between son and daughter

1:1 between son and daughter

None of them

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