Daily Practice - 13+ Common Entrance
Common Entrance english, maths and science.
25th July 2026
- 1Biology: Plants, Ecology and Health
Complete the word equation for photosynthesis: carbon dioxide + water produces ___ + ___.
- 2Biology: 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.
- 3Biology: Respiration, Digestion and Gas Exchange
State one way the alveoli are adapted for efficient gas exchange.
- 4Chemistry: Materials
A block of wood has a mass of 60 g and a volume of 80 cm^3. Calculate its density.
- 5Chemistry: Acids, Reactions and the Periodic Table
Describe the test for carbon dioxide gas, and state the positive result.
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