Question # 1

The thin transparent membrane around heart is called.

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Pericardium

Atria

Veins

Ventricle

The humna circulatory system is consist of

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Heart

Blood

Blood vessels

All of these

The outermost layer of a root is called.

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Epidermis

Endodermis

Cortex

Xylem

A concentrated solution can dissolve in it.

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No further amount of solute

Less quantity of solute

Large quantity of solute

Amount of solute equal to amount of solvent

What happens to water on heating.

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Evaporates

Condense

Freez

None of these

Which artery supply blood to the heart

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Pulmonary artery

Hepatic artery

Coronary Artery

Aorta

--------- is the inflammation of liver.

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Tuberculosis

Typhoid

COVID-19

Hepatitis

The first cell formed due to the fusion of reproductive cells in plants in called.

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Embryo

Zygote

Root

Stem

The component of solution which is relatively large in quantity is

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Solute

Solution

Solvent

None of these

Sound waves are not.

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Compressional waves

Transverse waves

Mechnical waves

Low frequency waves

During combustion, a substance reacts with

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Hydrogen

Water

Oxygen

Carbon di oxide

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