Question # 1

Redox reactions involve exchange of ____________

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Electrons

Protons

Neutrons

Atoms

................ occurs in somatic cells.

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Meiosis I

Meiosis II

Mitosis

None

Glycolysis takes place in ................. .

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Cytosol

Mitochondria

Lysosome

None

Following are not fat-soluble vitamins.

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A and D

E and K

B and C

D and E

Destruction of trees in unwise and unplanned manner is called _____________

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Deforestation

Reforestation

Destruction

Extension

Pus is formed from which of the following dead white blood cells?

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Lymphocytes

Eosinophils

Monocytes

Basophils

Blood circulation in humans being was first described by Muslim Anatomist ............... .

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William Harvey

Ibn-al-Nafees

Bu Ali Seena

Ibn Al Haitehm

Humans belong to a species called ____________

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Homo

Sapiens

Both and b

None of these

............... metabolism is a major component stem & leaf growth.

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Nitrogen

Oxygen

Carbon

All

There are ... types of photosynthesis pigments.

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One

Two

Three

Four

Robert Hooke able to magnify thin slices of cork .......... times.

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10

20

30

40

Double fertilization results into:

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Ovule

Egg

Triploid Endosperm Nucleus

Diploid Endosperm Nucleaus

Babies are born with about________ soft bones.

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206

250

300

350

An antiviral protein is.

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Interferons

Ligase

Amylase

Urokinase

The hard outer layer of a bone is called;

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Bone marrow

Hyoid bone

Spongy bone

Compact bone

The purpose of Ribs Cage is:

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Protection of stomach

Protection of heart and lungs

Protection of Spinal cord

Protection of Pharnyx

A cough, mild wheezing, fever chills and shortness of breath are symptoms of:

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Emphysema

Pneumonia

Bronchitis

Asthma

Essential process for continuation of species is:

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Reproduction

Cloning

Respiration

Locomotion

The allele which is nto expressed in F₁ generation is called:

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Dominant

Recessive

Mutant

Selected

The materials flow from one trophic level to the next by means of:

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Food chains

Food web

Both a & b

None of these

This group indicades mescaline and psilocin.

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Sedatives

Narcotics

Hallucinogens

Vaccines

Which organ filter the blood.

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Intestine

Kidney

Stomach

Brain

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