Question # 1

An example of contact force.

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Electrostatic force

Muscular force

gravity

Magnetic force

Blood vessels that carry blood away from the heart are

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Capillaries

Veins

Arteries

Vanules

Which is nto used in the preparation of lemon pickle.

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Lemon

Sugar

Tea leaves

Acetic Acid

The thin transparent membrane around heart is called.

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Pericardium

Atria

Veins

Ventricle

Formula showing maximum number of electrons in a shell.

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n2

2n2

3n2

4n2

Microorganism taht cause diseases in humna body are called.

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Infection

Pathogen

Antigen

Phagocytosis

The negetively charged particle arod nucleus are called.

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Electron

Proton

Atom

Neutron

Sound cannot pass through.

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Solid

Liquid

Vacuum

Gasses

Select all that happen during a chemicla change.

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A temporary chagne occurs.

Composition of the substanes is changed.

Propertis of the sbstances are changed.

New substances with different properties are formed.

Bacteria move with the help of.

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DNA

Legs

Arm

Flagella

Chlorophyll is present in.

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Mesophyll cells

Upper epidermis

Lower epidermis

Endodermis

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