Question # 1

In mammals, the number of bones in lower jaw are:

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Only one

3

4

2

Sir Alexander flaming was awarded the Nobel prize in.

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1940

1945

1950

1960

Example of discontinuous variation is:

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Blood group

Height in Man

Intelligence

None of these

The normal breathing rate in buman being is:

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10-40 times per minute

16-20 times per minute

30-40 times per minute

None of these

The specific combination of genes in an individual is called:

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Phenotype

Genotype

Karyotype

Gepotype

Point out the FALSE statement about respiration.

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Gases can easily pass through the walls of the alveoli

Gas exchange in lungs is very efficient because lungs provide large surface area

In emphysema, the walls of alveoli break and there is more surface area.

Dust particles can damage the lung by irritating the inner alveoli surface.

Inherited characters are called:

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Genes

Traits

Genetics

Fertilization

Which component of cell is involved in translation?

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Ribosome

Mitocondria

Golgi apparatus

Nucleus

THe location or position of genes on chromosomes are called:

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Loci

Alleles

Phenotypes

Genotypes

Dominant Alleles are represented by:

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Small letters

Capital letters

Roman numbers

Numerical numbers

The male reproductive part of flower is:

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Gynoecuim

Androecium

Corolla

Calyx

The unit of nervous system is:

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Nephron

Neuron

Axon

Hormone

Dominant alleles are represented by ______ letter and recessive alleles by _____ letter.

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Capital lowercase

Lowercase, capital

Lower case, lowercase

Capital, capital

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