Question # 1

The name in Binomial nomenclature are in _____________language.

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English

Latin

French

German

Nitrogen is present in:

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Carbohydrates

Protein

Nucleic acid

Lipids

______________ reactions are the direct source of energy.

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Oxidation

Redox

Reduction

None

The ___________ is the membrane-enclosed structure in eukaryotic cells that contains the DNA of the cell.

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Mitochondrion

Chloroplast

Nucleolus

Nucleus

A scientific theory has which of the following properties?

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It agrees with the available evidence

It cannot be rejected

It has been absolute proven

It does not need to be altered in the light of new evidences

.............. have no membrane bounded nucleus.

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Prokaryotic cells

Eukaryotic celss

Both

NOne

Chromosomes become double during:

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G₁

G₂

G₀

S phase

Experimentation is only a step of the scientific process but it is very important step because it always:

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Gives the biologist a correct result

Allows rejection of some alternative hypothesis

Ensures that hypothesis can be confirmed with certainity

Give scientists a chance to work in the laboratory

Remains of extinct organisms are called.

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Corals

fossils

Coral reel

Endangered

Which of the following tissue layer us found in all blood vessels?

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Smooth muscle

Endothelium

Skeletal muscle

Connective tissue

In plants, _______________ conduct water.

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Xylem

Phloem

Both

None

Which of the following is not a function of the liver?

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Converts glucose to glycogen

Converts glycogento glycose

Detoxifies poisonous substances

Produces digestives enzymes

Fungi and ___________ bacteria get the prepared food.

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Motile

Non-motile

Phtosynthetic

Non-photosynthetic

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