Question # 1

Organisms in the ecosystem that are responsible for the recycling of plant and animal wastes are:

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Consumers

Producers

Decomposer

Competitors

Drugs interect with Central Nervous System to depress its activities belong to the group of drugs called:

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Sedatives

Narcotics

Anagesics

Vaccines

________ separates the middle ear from inner ear.

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Malleus

Stapes

Incus

eustachian tube

Medicines which induce sedation by reducing irretability and excitement are called:

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Analgesics

Antibiotics

Sedative

Vaccines

The unit of Androecium is:

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Gametes

Pollen Grains

Anther

Stamens

Habitat destruction can result in a loss of:

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Species

Population

Community

Ecosystem

In the structure of DNA Adenine of one nucleotide pairs with which of the nitrogenous base opposite nucleotide:

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Guanine

Cytosine

Thymine

Uracil

Streptomycin drug is obtained from:

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Fungi

Animals

Becteria

Plants

Sir Alexender Flamuing was awarded the Nobel prize in:

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1940

1945

1950

1960

This is not a part of the hindbrain.

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Pons

Medulla oblongata

Cerebrum

Cerebellum

The allele which is not expressed is called.

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Dominant

Phenotype

Genotype

Recessive

In biotechnology, the production of a product by the mass culture of microorganisms is called.

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Fermentation

Mutation

Fermenter

Fertilization

Mature cells of human body are called:

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Osteoclast

Shondrocytes

Oseocytes

Collagen

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