Question # 1

Cytokineses in a plant cell is characterized by:

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The equal division of homologous chromosomes

A pinching off a cell membrane to divide the cell

The formation of a cell plate in the cytoplasm

The movement of the chromosomes from the metaphase plate

Plants cells have ______and________, which are not present in animal cells.

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Mitochondria, Chloroplasts

Cell membranes, cell walls

Chloroplasts, nucleus

Chloroplasts, cell wall

Plants contain ____________

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Colorophyll

Chloroplast

Both a and b

None

_____________ is also known as retinol.

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Vitamin A

Vitamin B

Vitamin D

Vitamin E

Breaking of large molecules of fats into small droplets is called:

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Emulsification

Digestion

Assimilation

Egestion

Diffusion is a _______________ process.

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Slow

Fast

Both

None

The process of cellular ingestion of bulky materials by infolding of cell membrane is called:

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Exocytosis

Endocytosis

Karyokinesis

None of these

Three kingdom Classification system was proposed in:

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1866

1937

1688

1788

Bacteria and cyanobacteria are :

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Prokaryotes

Eukaryotes

Both

None

When fibrinogen makes blood clot,it separates from blood and the remainder is called:

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Plasma

Lymph

Serum

Puss

Cell theory was proposed in :

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1938

1838

1948

1848

Stomata close when guard cells:

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Loss water

Gain chloride ions

Become turgid

Grain potassium ions

A testable statement is (a/an)

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Observation

Hypothesis

Theory

Law

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