Question # 1

Human body is made up how many types of cells?

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200

300

400

500

Heart diseases are caused by using:

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Saturated fatty acids

Unsaturated fatty acids

Proteins

Too much carbohydrates

Breaking of large molecules of fats into small droplets is called:

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Emulsification

Digestion

Assimilation

Egestion

Plasmodium completes its asexual reproduction properties?

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Mosquito

Human body

Stomach

Salivary glands

Cytokineses in a plant cell is characterized by:

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The equal division of homologous chromosomes

A pinching off a cell membrane to divide the cell

The formation of a cell plate in the cytoplasm

The movement of the chromosomes from the metaphase plate

Chlorophyll is complex .............. compound.

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Organic

Inorganic

Both

None

It is a group of related genera:

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Order

Class

Species

Family

Basic unit of classification is:

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Genus

Order

Family

Species

Plants form beneficial relationships with soil bacteria fungi in order to:

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Avoid diseases

Absorption of minerals

Transpire more water

All of these

Who published important work on plants classification?

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John Ray

Andrea Caesalpino

Tournefort

Agustus Rivinu

What reason would you suggest for the fact that the total DNA content of each daughter cell is reduced during meiosis?

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Chromosomes do not replicate during the interphase before meiosis 1

Chromosomes do not duplicate between meiosis 1 and 2

Half of the chromosomes form each gamete are broken

Sister chromatids separate during anaphase of meiosis 1

In tissue culture technique, cell starts mitosis and produce masses of cells called.

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Clonning

Graftings

Calluses

Rhizome

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

Interferons are __________ proteins:

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Antibacterial

Antiviral

_Antifungal

Antidrugs

The points of attachment of genes on chromosomes are called.

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Transcription

Translation

Loci

Phenotype

Which neurons are present inside the central nervous system?

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Sensory neurons only

Motor neurons only

Sensory and motor neurons both

Interneurons only

Inside of double helix consists of:

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Nitrogenous bases

sugar

sugar Phosphate

Phosphate

Total chemicals in tobacco smoke are:

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1000

2000

3000

4000

All the population that live in a habitat and interact in various ways with one another are collectively called:

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ecosystem

community

biosphere

populations

In some parts of the body many neurons cell bodies combine to make a group.

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Nerves

Tissues

Ganlion

Muscles

The human genome project was started in.

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1990 AD

1991 AD

1992 AD

1993 AD

C-Shaped cartilaginous rings are present in the wall of.

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Bronchi

Bronchioles

Alveoli

Trachea

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