Question # 1

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The circulatory system accounts for the rapid mass flow of materials from one part of the body to the other is_____than diffusion

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Rapid

Slow

Very low

None

According to five kingdom system the Protists are

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Unicellular eukaryotes

Multicellular

Without cells

None

The structural and functional unit of life is called

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Cytoplasm

Cell

Tissues

Nucleus

Plants prepare their own food from simple inorganic material & stored energy there fore these are called

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Heteropha

Saprophytes

Autotrophs

All of above

For maximum growth the optimum temperature is

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0 - 35^oC

5- 10^oC

25-30^oC

0- 45^oC

The branch of science which deals with the study of virus is known as

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Mycology

Mammalogy

Microbiology

virology

When two contrasting pairs of traits are followed together in the same cross alleles in each pair are inherited or assorted independently into gamete's is Mendel's principal of

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Law of segregation

Law of independent assortment

Law of dominance

Law of unit character

All protists evolved from

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Eukaryotes

Prokaryotes

Fungi

None

Soil can be defined as

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The upper layer of earth's crust

Lower lager of earth's crust

Collection of natural resources

All above

In enzymatic reactions the reactant is called

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Product

Substrate

Catalysis

None

Which of the following substances provide energy to the body

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Carbohydrates

Fats

Amino acids

All of above

Enzymes involved in the synthesis of protein are integral part of

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Mitochondria

Ribosomes

EPR

Nucleus

During the photosynthetic reactions what are the products

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Water and light

Carbon-dioxide & light

Glucose and oxygen

All of above

Gaseous exchange through the lungs is called

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Cellular respiration

Pulmonary respiration

Inhalation

Expiration

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