Daily Practice

13+ Common Entrance

27th July 1988

5 questions · Years 7-8 · 744 questions in this band

1
Sequences, Patterns and Formulae
The first three terms of the triangular numbers are 1, 3, 6. If the pattern continues in the same way, what is the next term after 6?
2
Biology: 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.
3
Biology: Cells, Body Systems and Reproduction
Explain why muscles must work in antagonistic pairs rather than alone.
4
Biology: Plants, Ecology and Health
In the food chain 'grass, rabbit, fox', name the primary consumer.
5
Biology: Cells, Microscopy and Genetics
In pea plants, the allele for tall (T) is dominant over the allele for short (t). State the possible genotype(s) of a tall pea plant.

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