Question # 1

Green plants capture ............ energy.

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Light energy

Solar energy

Tidal energy

Chemical energy

Viroids are composed of:

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RNA only

DNA only

Protein only

Both RNA and protein

In living organisms, redox reactions involving the loss and gain of _____________ atom.

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Oxygen

Carbon

Nitrogen

Hydrogen

Which of the following protein takes in part in blood clotting:

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Albumin

Prothrombin

Fibrinogen

Fibrin

Phloem tissues are made up of:

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Tracheids & Vessel cells

Tracheid & companion cells

Sieve tube cells & companion cells

Sieve tube cells & trancheids

All enzymes are composed of:

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Lipids

Carbohydrates

Proteins

Phosphates

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

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Plasma

Lymph

Serum

Puss

The double membrane enveloped of chloroplast surrounds a large ventral space called ............ .

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Strome

Grana

Intergrane

Thylakoid

Chromatids get separated form each other during:

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Prophase

Telophase

Anaphase

Metaphase

the first Muslim scientist who detailed studied animals was.

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Jabir Bin Hayan

Abdul Mlaik Asmai

Al-Razi

Bu Ali Sina

The thin extensions of the inner mitochondrial membrane are known as __________

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Cristae

Matrix

Thylakoids

Stroma

Chromosomes are not visible during:

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Anaphase

Prophase

Interphase

Metaphase

Which is not the function of mitosis?

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Development and growth

Cell replacement and regeneration

Asexual reproduction

Sexual reproduction

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