Which is discontinuous variation?
Salam Academy Original Practice · Proposed mark scheme
Practise
Question bank
Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.
Sign in to check answers. Your attempts build your mastery and error book.
12 questions
A mutation is
Salam Academy Original Practice · Proposed mark scheme
Differences between individuals of the same species are called
Salam Academy Original Practice · Proposed mark scheme
The rate of mutation is increased by
Salam Academy Original Practice · Proposed mark scheme
In natural selection, individuals that survive are those
Salam Academy Original Practice · Proposed mark scheme
Selective breeding differs from natural selection because
Salam Academy Original Practice · Proposed mark scheme
A xerophyte is a plant adapted to
Salam Academy Original Practice · Proposed mark scheme
Which adaptation reduces water loss in desert plants?
Salam Academy Original Practice · Proposed mark scheme
Continuous variation is usually caused by
Salam Academy Original Practice · Proposed mark scheme
Darwin's theory of evolution is based on
Salam Academy Original Practice · Proposed mark scheme
In a moth population, dark moths increase from to . By how many percentage points did they increase?
Salam Academy Original Practice · Proposed mark scheme
A farmer breeds cows for high milk yield. Which is the correct sequence?
Salam Academy Original Practice · Proposed mark scheme