Answer: c. Chewing surface of all Posterior teeth.
Explanation:
Teeth in animal and human body plays important role in beginning the simplification of complex food entity inside the mouth. It exhibit various surfaces for various purposes like cutting, chewing, and grinding.
Occlusal surface refers to the surface of the posterior tooth which performs the function of chewing and grinding.
Bone mass, fat distrubition, muscle mass and strength && the production of red blood cells and sperm
Answer:
1. sphincter muscle and dilator muscle
2. Axial skeleton
Explanation:
1.The iris in the human eye is responsible for controlling the exposure of of light that reaches the retina. The movement of iris is controlled by a muscles called sphincter muscle and dilator muscle. sphincter muscle constricts the pupil in bright light while dilator muscle expands the pupil.
2. Sternum belongs to the axial skeleton, which is a long flat bone located in the central part of the chest. Axial skeleton consists of 80 bones and strenum is one of them. Axial skeleton functions to provide protection to vital organs such as brain, heart and lungs. Strenum functions to protect heart.
Answer:
Answer
Explanation:
water is a polar solvent, water has the ability to ionize molecules, which is necessary for life, water has high specific heat.
Answer:
Cyanobacteria, Anabaena and Azotobactor are called Nitrogen fixing bacteria. These bacteria change the nitrogen in the atmosphere into a form that is used by the plants to make proteins. Plants take nitrogen in the form of nitrates. The atmospheric nitrogen is first converted into ammonia after that ammonia is converted into nitrates and this nitrates use by the plants to make proteins.
