Question # 1

Cells of which of the followings are called cancerois cells?

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Malignant tumer

Benign tumer

Both a and b

None of the above

Which of these can enter into Krebs cycle?

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Glucose

Pyruvic acid

Citric acid

Acetyl Co.A

Nucleus is visible only in:

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Prophase

Interphase

Anaphase

Metaphase

Leuocoplasts are colourless, _______________ shaped.

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Circular

Centrosome

Deutrosome

Protosome

Example of Micromolecules is.

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Glucose

Starch

Lipids

Protein

the first Muslim scientist who detailed studied animals was.

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Jabir Bin Hayan

Abdul Mlaik Asmai

Al-Razi

Bu Ali Sina

Cells performing similar functions arranged into groops are called.

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Organism

Organ system

Tissues

Organ

Ronald Ross was a ____________ army physician.

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British

American

German

Chinese

Viroids are composed of:

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RNA only

DNA only

Protein only

Both RNA and protein

Which one of these elements has the highest percentage in livhg organisms.

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Carbon

Hydrogen

Oxygen

Nitrogen

In experiments to show transpiration from lead surfaces cobalt chloride paper changes its colour from:

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Pink to blue

Blue to pink

Pink to colourless

Colourless to pink

The inflamation of bronchi or bronchioles is caled:

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Bronchites

Emphysema

Pneumonia

Chest box

Single cell protein can be obtained from :

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Insect

Cow

Algae

Bird

Dominant alleles are represented by ______ letter and recessive alleles by _____ letter.

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Capital lowercase

Lowercase, capital

Lower case, lowercase

Capital, capital

Biosphere surrounding the Earth is about.

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17 KM

18 KM

19 KM

20 KM

it is example of secondary consumer.

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Cattle

Snake

Lion

Frog

The organs which are specifically built to detect particular type of stimulus are called.

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Receptors

Effectors

Stimuli

All of these

Is responsible for chemical co-ordination:

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Endocrine System

Central nervous system

Peripheral Nervous System

Autonomic Nervous System

Pathagens contain special proteins called:

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Antigens

Antibodies

Antibiotics

Antiseptics

___________ carry nerve impulse away from cell body.

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Dentrites

Axons

Dendrone

Nerve fibre

The average life for donated kidney is.

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1-5 years

5-10 years

10-15 years

15-20 years

Neuron fiber which carry away nerve impulses from cell body.

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Dendrites

Axons

Synapsis

Myelin Sheath

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