is a physiological reflex in which a massive discharge of nerve impulses occurs in the nerves serving the genitals, usually in response to tactile stimulation, causing rhythmic muscle contractions in the genital area and a sensation of intense pleasure.

Orgasm

Explanation:

The orgasm is often considered as the peak of sexual excitement. It is a powerful feeling which gives physical pleasure and sensation and which also includes a discharge of accumulated erotic tension.

The complete sentence is -

Orgasm is a physiological reflex in which a massive discharge of nerve impulses occurs in the nerves serving the genitals, usually in response to tactile stimulation, causing rhythmic muscle contraction in the genital area and a sensation of intense pleasure.

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

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