In an ecological food chain, the 10% law of energy transfer implies that if producers fix 10,000 kcal of energy, the energy available to the tertiary consumers will be: MCQ with Answer and Explanation

Explanation:
Glucose (C₆H₁₂O₆) is a simple sugar (monosaccharide), the primary fuel for cells. Sucrose (glucose+fructose), lactose (glucose+galactose), and maltose (glucose+glucose) are disaccharides. Fructose and galactose are also monosaccharides. Monosaccharides are the building blocks of complex carbohydrates.

Explanation:
The pleura is a double-layered serous membrane surrounding each lung; the visceral pleura adheres to the lung surface, and the parietal pleura lines the chest wall. The space between them contains pleural fluid, reducing friction during breathing. Pericardium surrounds the heart, peritoneum lines the abdominal cavity, meninges cover the brain and spinal cord.

Explanation:
The adult human dental formula is 2123/2123 (incisors 2, canines 1, premolars 2, molars 3) per quadrant, totaling 32 permanent teeth. Deciduous teeth formula is 2102/2102 (20 teeth). The formula represents half of the upper jaw over half of the lower jaw. Wisdom teeth (third molars) may be absent in some individuals.