Question # 1

Which harmones is male stimulates the production of testosterone.

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TSH

FSH

LTH

ICSH

How many type of receptors are present in skin.

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Three

Six

Five

Two

Testosterone is secreted by

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Sertoli cells

Interstitial cells

Prostrate gland

Germinal epithelium

Pathway of passage of impulse during reflex action is called.

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Reflex

Reflex arc

Stimulus

Membrane potential

Ethene induce flowering in

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Banana

Rose

Pine apple

Orange

Insulin and glucagon hormones are _________ in nature.

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Carbohydrates

Proteins

Polypeptides

Streoids

___ are indole acetic acid or its variants.

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auxins

Gibberellins

Cytokinine

Ethene

The receptor cells of Planaria are sensitive to.

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Light and pressure

Light pressure and touch

Touch , pressure and chemicals

Light, pressure, touch and chemicals

Which of the following statements conserning the role of Ca⁺² inthe contraction of skeletal muscle is correct?

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The mitochondria act as a store of Ca⁺²for the contractile process

Ca⁺²entry across the plasma membrane is important in sustaining the contraction of skeletal muscle

A rise in inter cellular Ca⁺²allows actin to interact with myosin

The tension of a skeletal muscle fiber is partly regulated by G proteins muscle

Cytokinins delay the aging of fresh leaf crops such as cabbage and lettuce as well as keeping flowers

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Attached

Fresh

Delayed

Open

Microscopic gap between the two neurons is called as

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Synapsis

Collapse

Preapse

Axons

median lobe of pituitary gland secretes hormone.

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Gonadotrophic hormone

Melanophore stimulating hormone

antidiuretic hormone

Somatotrophin

Secretin is a hormone produced by

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Liver

Gut

Adrenals

Pancreas

The funnction of the tubules in muscle contraction is to:

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Make and store glycogen

Release Ca⁺²into the cell interior and then pick it up again

Make the action potential deep into the muscle cells:

To hamper the nerve impulse

The structure in human brain which control hunger is

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Amygdala

Hippocampus

Hypothalamus

Thalamus

The concentrations of cell bodies of neuron are

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Ganglia

Dendrites

Axons

Nodules

The largest part of brain is

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Cerebellum

Medulla

Cerebrum

Thallamus

Part of brain which controls breathing, heart rate and swelling is.

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Cerebrum

Medulla

Mid Brian

Cerebellum

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