Question # 1

During rain the rate of transpiration is ............. .

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Minimum

Maximum

Both

None

.............. have no membrane bounded nucleus.

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Prokaryotic cells

Eukaryotic celss

Both

NOne

Science is based on ____________

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Obsrvation

Theory

Hypothesis

Law

Cytokinesis in a plant cell is characterized by:

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The equal division of homologous chromosomes

A pinching off of the cell membrane to divide the cell

The formation of a cell plate in the cytoplasm

The movement of the chromosomes from the metaphase plate

Quantitative observations are considered more accurate than qualitative observation because quantitative are

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Invariable

Measurable

Recorded in terms of numbers

All of these

The word virus is derived from Latin word _____________

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Venomeq

Bacter

Venus

Both a& b

Plant cell have large number of stacks known as:

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Protostomes

Dictostomes

Distyosomes

All

Bacteria and cyanobacteria are :

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Prokaryotes

Eukaryotes

Both

None

................. is called power house of cell.

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Mitochondria

Cell wall

Nucleus

Vaculoe

There are _______ micrometers in one millimeter.

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10

100

1000

1000000

Which of the following tissue layer is found in all blood vessels?

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Smooth muscle

Endothelium

Skeletal muscle

Connective tissue

Which of these can enter into Krebs cycle?

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Glucose

Pyruvic acid

Citric acid

Acetyl Co.A

The amount of plasma in blood is:

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35%

45%

55%

65%

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