$red_templ = ['strawberries', 'tomatoes', 'raspberries']; // term slugs
$green_templ = ['watermelons', 'apples', 'kiwi'];         // term slugs
$template = 'fruits';

$obj = get_queried_object();
if ( $obj instanceof WP_Term ){
    if ( in_array($obj->slug, $red_templ) )
        $template = 'redfruits';
    else if ( in_array($obj->slug, $green_templ) )
        $template = 'greenfruits';
}
while ( have_posts() ) : the_post();

    get_template_part( 'content', $template );

endwhile;