Daily Practice · 13+ Common Entrance
February 2012 - 13+ Common Entrance 5-a-day
Every 13+ Common Entrance sheet published in February 2012, with answers. Common Entrance english, maths and science.
Every sheet in February 2012
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st February 2012A food sample turns from blue to brick-red when Benedict's solution is added and the mixture is heated. State which nutrient this positive result shows is present.
- 2nd February 2012State the method used to extract aluminium from its ore, and explain why this method is needed rather than reduction with carbon.
- 3rd February 2012A pupil rubs a plastic rod with a cloth, giving the rod a negative electric charge. She then holds the rod near small pieces of paper on a table. State what she would observe, and explain why, in terms of electric charge.
- 4th February 2012In the food chain grass, rabbit, fox, where grass is eaten by rabbits and rabbits are eaten by foxes, name the organism that is the producer.
- 5th February 2012A pupil measures the volume of a gas produced in a reaction every 30 seconds. State whether the volume of gas is the independent or the dependent variable.
- 6th February 2012A cylinder of gas is labelled with a diamond-shaped symbol showing a black flame on an orange background. State what hazard this symbol represents.
- 7th February 2012A writer describes rising ocean temperatures as "a slow-burning threat to one of the planet's most colourful ecosystems." Explain what effect the phrase "slow-burning" has on the reader.
- 8th February 2012A poem compares loneliness to 'an empty chair at a crowded table.' Name this technique.
- 9th February 2012Explain why a poet might choose an irregular, unpredictable rhythm to describe a storm, rather than a steady, regular one.
- 10th February 2012Choose the correct homophone: ___ going to be late if the bus does not arrive soon. (Whose / Who's)
- 11th February 2012Identify the subordinate clause in this sentence: Because the fire alarm sounded, everyone left the building calmly.
- 12th February 2012What is the term for a poem that continues a sentence or idea from one line to the next without a pause?
- 13th February 2012Give one feature, other than headings, that a factual magazine article might use to help organise information for the reader.
- 14th February 2012Find the midpoint of the line segment joining (-4, 2) and (6, -8).
- 15th February 2012A survey asked 20 people how many pets they own: 5 people own 0 pets, 8 own 1 pet, 4 own 2 pets, and 3 own 3 pets. Work out the mean number of pets owned.
- 16th February 2012Find 3/8 of 64.
- 17th February 2012A recipe for 8 people uses flour, sugar and butter in the ratio 4 : 3 : 1 by weight, totalling 800 g. Work out how many grams of sugar are needed to make the recipe for 12 people.
- 18th February 2012A circle has a radius of 10 cm. Work out the area of a sector with an angle of 72 degrees at the centre, giving your answer to 3 significant figures. (Use pi = 3.14159.)
- 19th February 2012In a right-angled triangle, the hypotenuse is 13 cm and one other side is 5 cm. Work out the size of the angle opposite the 5 cm side, to 1 decimal place.
- 20th February 2012A triangle has sides 7 cm and 9 cm with an included angle of 50 degrees. Work out its area, to 1 decimal place.
- 21st February 2012Work out the mean of 8, 12, 15, 9 and 11.
- 22nd February 2012Find 25% of 84 pounds.
- 23rd February 2012Name the male gamete and the female gamete involved in human reproduction.
- 24th February 2012Name the acid that produces nitrate salts.
- 25th February 2012State one way, other than increasing the current, to increase the strength of an electromagnet made from a coil of wire around an iron core.
- 26th February 2012State what happens to the current in a series circuit if an extra identical bulb is added, assuming the battery voltage stays the same.
- 27th February 2012Name the organ system that carries electrical signals around the body to allow a fast reflex reaction, such as pulling a hand away from something hot.
- 28th February 2012A pupil applies a force of 10 N to move an object 2 m in the direction of the force. Use work done = force x distance to calculate the work done.
- 29th February 2012A student wears safety goggles when heating a test tube of liquid over a Bunsen burner. State the hazard that the goggles help protect against.