Question # 1

Which of the following vertebrates posses single circuit heart.

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Reptiles

Birds

Mammals

Fishes

Casparian strips are present in the cells of root.

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Endodermis

Epidermis

Cortex

Pith

Water potential of pure water is.

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Less than zero

Equal to zero

More than zero

Equal to one

In______ leaves the stomata are confined to only the lower epidermis

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Isobilateral

Dorsiventral

Both a and b

None of these

Mycorrhizal fungi are present in ______ families of flowering plant

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90%

80%

10%

100%

The loss of liquid water through hydathodes in plants is called

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Imbibition

Transpiration

Bleeding

Guttation

The phenomenon associated with root pressure is

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Imbibition

Guttation

Cohesion

Tension

Guttation occurs in plants through.

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Cutitle

Hydathodes

stomata

Lenticels

Necrosis of neural tissue takes place during.

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Myocardial infarction

Cerebral infraction

Haemorrhage

Hypertension

Single circuit heart is found in.

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Fishes

Bird

Reptiles

Mammals

Plasma proteins in the blood are about

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7-9%

9-11%

11-13%

0.9%

One complete heart beat tasts for

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0.2 seconds

2 seconds

0.8 seconds

0.15 seconds

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

Which one is not the layer or wall of heart.

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Pericardium

Myocardium

epicardium

endocardium

Which one contains companion cells

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Phloem

Cortex

Xylem

endodermis

The process that most likely/directly enables a root cell to absorb minerals by active transport and enable a muscle cell to contract is

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Circulation

Excretion

Respiration

Assimilation

Pathway of water consisting of interconnected protoplast in root cells is called.

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Apoplast

symplast

Tonoplast

Protoplast

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

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Sodium

Calcium

Magnesium

Potassium

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Biology Fsc Part 1 Chapter 14 Online Test MCQs With Answers

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