Question # 1

Effective drug available for Parkinson's disease is.

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Nicotine

GDNF

AZT

L-dopa

Microscopic gap between the two neurons is called as

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Synapsis

Collapse

Preapse

Axons

Abscisic acid can be sprayed on tee crops to regulate

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Leaf drop

Shoot drop

Cone drop

Fruit drop

In human pair of cranial nerves are

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12

14

16

18

Pathway of passage of impulse during reflex action is called.

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Reflex

Reflex arc

Stimulus

Membrane potential

Endocrine gland secrete

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Harmones

Salts

Enzymes

Mucous

In myelinated neurons, the impulse jumps form node to node and is called.

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Saltatory impulse

synapse

Nerve impulse

synapsis

In living thing, the behavior activities occurs at regulars intervals which are called.

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diumal rhythms

Blorhythms

Circannual

Orcadian

Secretin is a hormone produced by

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Liver

Gut

Adrenals

Pancreas

How many type of receptors are present in skin.

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Three

Six

Five

Two

Hind brain includes the medulla pons and

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Cerebrum

Cerebellum

Thalamus

Amygdala

Promotes closing of stomata under conditions water stress.

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Etthene

Abscisic acid

Cytokinnins

Gibberellins

In myelinated neurons the impulse jumps from node to node (node of Ranvier) This is called

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Myelinated impulse

Jumping impulse

Saltatory impulse

None of these

The concentrations of cell bodies of neuron are

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Ganglia

Dendrites

Axons

Nodules

Alzhelimer's disease is

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Physical illness

Mental illness

Ronal illness

Pulmonary illness

Innate behaviour is a collection of responses that are predetermined by the

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Heritage

Birthright

Inheritance

Legacy

Etiolated plants grow without.

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Water

Light

O2

CO2

Testosterone is secreted by

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Sertoli cells

Interstitial cells

Prostrate gland

Germinal epithelium

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