Question # 1

Walls of the chest cavity are composed of

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Ribs

Intercostal muscle

Ribs and intercostal muscle

Ribs, intercostal muscle and diaphragm

The closing and opening of stomata is directly controlled by

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Wind

Temperature

Water

Light

Neries belongs to class

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Polychaeta

Hirudinea

Oligocheaeta

Crustacea

Carcinogentic aflatoxins are produced by.

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Aspergillus

Penicillium

Neurospora

Ustilago

The process by which the water leaves the body of sponges are called.

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Ostia

Mouth

Anus

Osculum

The muscles of stomach is of which type.

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cardiac

Smooth

Skeletal

All above

Bacterial endospores function in

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Reproduction

Protein synthesis

Survival

Stronge

Pyruvic acid is formed from glucose in.

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Matrix of mitochondria

cytosol

Stroma

Chloroplast

Bacteria which produce vitamin K are present in

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Small intestine

Larger intestine

Stomach

Duodenum

From one pyruvate passing through Krebs cycle how many FADH2 molecules are formed.

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01

02

03

04

The enzyme with optimum pH = 7.60 is

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Arginase

Enterokinase

Catalase

Sucrase

The hormone which inhibits root growth is.

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auxins

gibberellins

Absclsic acid

Cytokinins

The clavicle connects scapula with.

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Skull

Sternum

Tibia

Femur

The number of human spinal nerves is:

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24

50

62

64

The distinct levels of food chain are called.

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Food chain

Food Web

Trophic level

Energy pyramid

Urine is preferable vehicle for a biotechnology product than.

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Plama

Blood

Milk

Tissue fluid

Dialyses means

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Removing the blood

Cleaning the blood

Diluting the blood

Storing the blood

The onset of epilepsyis usually before age of

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10 years

20 years

30 years

40 years

If the two generations are vegetatively similar such alternation of generation is referred to as

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Homomorphic

Isomorphic

Heteromorphic

Eumorphic

The arctic tundra stretches acroos Northern North America, Northern Europe and.

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cyprus

Siberia

Morocco

Nepal

The human egg is swept through the oviduct toward the uterus by:

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The beating of the egg's cilia

Rhythmic contraction of the uterus

Rhythmic contraction of the oviduct

The beating of the cilia in the oviduct

Digitigrade mammals tend to walk on thaeir

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Soles

Digits

Tips of the toes

Tips of the fingers

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