Question # 1

In 1997, scientists in Scotland succeeded cloning a.

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Sheep

Hours

Cow

Goat

A triglyceride is a

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Simple sugar

Lipid

Protein

Nucleic acid

Myoglobin occurs in

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Red blood cells

White blood cells

Plasma

Muscle fibres

The left systemic arch disappears in

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Fish

Reptile

Mammals

Birds

Co-enzyme is a

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Covalently bonded non-protein part of an enzyme

Loosely bonded non-protein part of an enzyme

Co-factor consists of metal ions

None of these

In root nodules bacteria convert nitrogen into.

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Ammonia

Nitrate

Urea

Nitrite

The number of oxidation steps during one Krebs. cycle are.

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02

03

04

05

A free swimming trochophore larva is produced during the life cycle of.

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Coelenterate

Porifera

Annelida

Arthropods

____ is an example of agranulocytes

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Eosinophils

Basophils

Monocytes

Neutrophils

An activated enzyme consisting of a polypodies chain and a co factor is called.

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Apo enzyme

Co enzymes

Holo enzymes

Both a and b

Which is found in primary well

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silica

Pectin

Lignin

Cutin

Cytokinins delay the aging of fresh leaf crops such as cabbage and lettuce as well as keeping flowers

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Attached

Fresh

Delayed

Open

Protonopia is

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Red blindness

Blue blindness

Green blindness

Brown blindness

Chromosomes appear inside the nucleus at the time of.

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Cell division

Cell maturation

Cell elongation

Cell differentiation

ABO Blood group system in man is encoded by a oolvmorohic gene I on chromosome.

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7

9

10

23

The idea of endosymbiont was purposed by.

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Cuvler

Lyell

Malthus

Marglls

A general formula called the hard-Weinberg equation is used for calculating the frequencies of alleles and genotypes in populations at

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Equilibrium

Balance

Stability

Poise

Oxone molecule is made up by binding of three atoms of

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Nitrogen

Oxygen

Hydrogen

Carbon

The decline in thickness of the ozone layer is caused by increasing level of

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Chlorofluorocarbon

Nitrogen

Chlorine

Carbon dioxide

In amoeba movement takes place by means of

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Cilium

Flageilum

Pseudopodium

Myonemes

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

Germination of some seeds e.g. some lettuce varieties, is promoted by.

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Green light

Blue light

Red light

Violet light

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