Daily Practice - 13+ Common Entrance
Common Entrance english, maths and science.
5th February 2023
- 1Biology: Life Processes
A slice of toast contains 12 g of carbohydrate, 4 g of protein and 3 g of fat. Each gram of carbohydrate and each gram of protein provides 4 kcal of energy, and each gram of fat provides 9 kcal. Calculate the total energy content of the toast.
- 2Biology: Cells, Body Systems and Reproduction
State two functions of the human skeleton.
- 3Biology: Plants, Ecology and Health
Complete the word equation for photosynthesis: carbon dioxide + water produces ___ + ___.
- 4Biology: Cells, Microscopy and Genetics
A pupil views onion cells under a microscope after adding a drop of iodine solution to the slide. State why the iodine solution was added.
- 5Biology: Respiration, Digestion and Gas Exchange
State one way the alveoli are adapted for efficient gas exchange.
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