A psychologist studies human behavior.
False, Animals can not live without plants.
No. Kookaburras live in family groups. These family groups establish their own territory. Family groups may consist of a single mating pair, or a larger extended family group.
There is no one word that is identical in all the world's languages.
Central Incisors = Cutting food.
Premolars = Grinding food. (Though Molars do most of the grinding)
Molars = Grinding and tearing food.
Canines = Tearing Food.
If there is, it is not an etiquette rule, and is not a rule of manners. It would be a custom, or a cultural rule. Maybe even a family rule. Etiquette says that a person eats with whichever hand they please.
Most, if not all, mental illness (as opposed to emotional disorders) is caused by chemical imbalances in the brain, or by structural anomalies.
Natural Selection
feelings
An object bult by an ancient culter vut which cannot be moved be is called
a feature A+
artifacts, ecofacts, and features
false
Their brain size was the same as modern humans.
Industrial-Organizational Psychologist
food,air,shelter
Peer groups
When an industrial plant closes the workforce will lose their jobs. An example of an industrial plant is a manufacturing factory.
This is not a question, this is a 'survey'. With respect - Answers is not the place to conduct surveys !