Somehow accurate for mine. I'm a B+ve.

Personality Characteristics
Type A
•Presence of mind, serious, patient, calm & cool;

•Coherent character, can be relied on & trusted, but stuborn;

•Plan everything out beforehand, and carry out tasks with seriousness and consistency;

• Try to be fair and find the ideal outcome to any situation;

• Tend to keep themselves separate from others, especially those who don't share their opinions;

• Tend to try and keep their emotions and thoughts hidden from others, and share them only when comfortable.

Type B
• Tend to be exceedingly curious about everything.

• Are easily vexed and grow exasperated if things don't go the way they want them to go.

• Usually have a strong drive to be the best at whatever they set their mind to doing; however, they also tend to neglect other tasks for the sake of whatever they are focusing on.

• Have a hard time multi-tasking.

• Tend to be loners, and keep themselves isolated from others.

Type AB
• Usually gentle and emotionally sensitive.

• Are very empathetic and careful when dealing with other people, taking care to consider the other point of view.

• Easily become lost in thought.

• Are sometimes looked at as having 2 personalities, because they tend to keep their true selves hidden from strangers.

• They have many friends, but also require time alone.

Type O
• Are usually the "cheerleader" of the group.

•Tend to be more followers than leaders, accepting whatever the plan is and going alone with it without protest.

• Very generous and kindhearted.

• Generally well-liked by most people.

• Very flexible, and adapt easily to change.

• They are easily influenced by others, as well as perceived authorities, such as television personalities.

•Generally trustworthy, but can sometimes make mistakes due to lapses of focus.

Source: whatsmybloodtype.org/character.html