Question # 1

____ is an example of agranulocytes

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Eosinophils

Basophils

Monocytes

Neutrophils

The ions involved in the opening and closing of stomata are.

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Sodium

Calcium

Magnesium

Potassium

Veins are the blood vessels which transport blood from body cells towards.

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Brain

Kidney

Liver

Heart

Cardiac muscles can be distinguished from other muscle fibers because cardiac muscles

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Contain only actin

Voluntary in action

Lacks regular arrangement of sarcomeres

Have intercalated disc

Liver receive blood from digestive system through..

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Portal vein

Hepatic vein

Hepatic portal vein

Iliac vein

The main processes involved for getting the material into and out of cells are

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Diffusion and osmosis

Active and passive transport

Endocytosis and exocytosis

All above

Which one contains companion cells.

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xylem

Phloem

Cortex

Enclodermis

Which of the following is not true about histamine.

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Produced by basochills

cause inflammation

Causes dilation of blood capillaries

Released by Eosinophils

The volume of the blood in a normal person, plasma constitutes about.

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15%

25%

55%

75%

Which one is not the layer or wall of heart.

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Pericardium

Myocardium

epicardium

endocardium

After a fatty meal, fat globules may make up

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10% of the lymph

1% of the lymph

15% of the lymph

1.5 % of the lymph

In cockroach, the heart is.

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Four chambered

Three chambered

Five chambered

thirteen chambered

The open circulatory system is present in

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Periplaneta

Pheretima

Amphioxus

Rana tigrina

The Casparian strips are present in

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Cortex cells of roots

Endodermal cells of roots

Cells of xylem

Cellf of phloem

The loss of water through hydathodes in leaves is called.

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Transpiration

Bleeding

Imbibition

Guttation

Transpiration takes place through cuticle is about.

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5-7%

6-7%

5-6%

3-5%

The heart is enclosed in a double membranous sac, the.

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Pericardium

Myocardium

Pericardial cavity

Abdominal cavity

The plasma proteins constitute percent by weight of plasma.

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7.9%

9-11%

11-13%

13-15%

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