Question # 1

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

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Minimum

Maximum

Both

None

A ribose sugar has carbon atoms:

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4

5

6

7

The scientific of cat is _____________

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Felis leo

Felis Tigris

Felis domestica

Ficus domestica

Which of the following plastids have chlorophyll and help in photosynthesis?

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Chloroplasts

Leucoplast

Chromoplasts

All of these

Who proof Virchow's hypothesis?

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Lais Pastem

RudolF

Schledien

Schawnn

Saliva is alkaline and contains an enzyme:

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Pepsine

Rennin

Ptyalin

Amylase

Any environment factor, the absence or deficiency of which can decrease the rate of a metabolic reaction known as:

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Unlimited factor

Limiting factor

Both

None

Remains of extinct organisms are called.

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Corals

fossils

Coral reel

Endangered

The amount of plasma in blood is:

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35%

45%

55%

65%

Stomata close when the guard cells:

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Lose water

Gain chloride ions

Become turgid

Gain potassium ions

Micronutrients of plants are:

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Available in the soil only in small amounts

Required by plants in small amounts

Small molecules required by plants

Useful, but not required by plants

Aerobic respiration needs free ............. .

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Carbon

Nitrogen

Oxygen

None

................... is the most acceptable model to understand the structure of well membrane.

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Sandwich permeable

Fluid Mosaic Model

Darwin Model

All

Supporting tissues are also known as:

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Ground tissue

Epidermal tissue

Mechanical tissue

All

The prokaryotic cell division is termed as :

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Binary fission

Multiple fission

Cytokinesis

Karyokinesis

The protein envelope of a bacteriophageis called _____________

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Capsid

Cell wall

Cell membrane

All of above

Which enzyme breaks the peptide bods:

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Amylase

Protease

Lipase

None

Length of spinal cord is:

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10 cm

20 cm

30 cm

40 cm

Chromatin material is made of:

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DNA

Protein

RNA

DNA and Protein

Each spore is covered with a thick wall called:

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Membrane

Semipermeable memebrane

Fragment

Cyst

In human and other higher animals, the exchange of gases is carried out by:

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Skin

Respiratory

Air passageway

Lungs

Where the sperms of male rabbit are deposited in the female rabbit?

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Horns

Cervix

Follicle

Ovaries

Example of hinge joints is:

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Elbow joint

Hip joint

Shoulder joint

Joints between the vertebrae

Number of Ribs in man are:

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10 pairs

12 pairs

20 Pairs

22 pairs

Adaptions found in plants to keep the balance of carbon dioxide and oxygen are:

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photosynthesis

stomata

transpiration

all to these

In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears?

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Pneumonia

Asthma

Emphy sema

Bronchitis

Which scientist discovered the antibiotic penicilin?

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Joseph Lister

Sir Alexander Fleming

Lan Wilmut

Edward Jenner

Insulin is secreted by gland:

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Pituitary

Pancreas

Adrenal

Thyroid

The sensory part of ear is:

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Succulus

Stapes

Vestibule

Cochlea

How many hydrogen bounds are formed between adenine and thymine?

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1

2

3

4

Mature cells of human body are called:

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Osteoclast

Shondrocytes

Oseocytes

Collagen

The process in which there is insomplete oxidation reduction of glucose :

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Photosynthesis

Circulation

Fermentation

Transpiration

The substances used for the treatment cure, prevention of diagnosis of diseases are called:

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Medicinal drugs

Narcotics

Hallucinogens

Sedatives

Antibiotics kill or stop growth of.

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Worms

Viruses

Bacteria

Yeast

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