Skip to content

Salam Academy

Sign in Create account

Practise

Question bank

Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.

TopicSkillDifficulty

Sign in to check answers. Your attempts build your mastery and error book.

2730 questions · page 121 of 137 · choose a topic above to narrow them down

SA-OB-HO-0031 markL2 StandardCalculatorBlood glucose

Insulin lowers blood glucose by

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HO-0041 markL2 StandardCalculatorHormones

Compared with nervous responses, hormonal responses are

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HO-0051 markL2 StandardCalculatorHormones

Adrenaline causes

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HR-0031 markL2 StandardCalculatorPregnancy

Which substance passes from fetus to mother across the placenta?

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HR-0041 markL2 StandardCalculatorMenstrual cycle

Ovulation usually happens around day

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HR-0051 markL2 StandardCalculatorMenstrual cycle

Progesterone

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HT-0031 markL2 StandardCalculatorHeart structure

Blood enters the right atrium from the

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HT-0041 markL2 StandardCalculatorHeart structure

The left ventricle has a thicker wall than the right because it

Salam Academy Original Practice · Proposed mark scheme

SA-OB-HT-0051 markL2 StandardCalculatorDouble circulation

An advantage of double circulation is that

Salam Academy Original Practice · Proposed mark scheme

SA-OB-LE-0031 markL2 StandardCalculatorLeaf structure

The waxy cuticle

Salam Academy Original Practice · Proposed mark scheme

SA-OB-LE-0041 markL2 StandardCalculatorLeaf structure

Air spaces in the spongy mesophyll

Salam Academy Original Practice · Proposed mark scheme

SA-OB-LE-0051 markL2 StandardCalculatorMineral ions

Magnesium ions are needed to make

Salam Academy Original Practice · Proposed mark scheme

SA-OB-MH-0031 markL2 StandardCalculatorGenetic crosses

Two heterozygous parents (Bb × Bb) are crossed. The expected phenotype ratio is

Salam Academy Original Practice · Proposed mark scheme

SA-OB-MH-0041 markL2 StandardCalculatorGenetic crosses

Tt × tt gives offspring in the ratio

Salam Academy Original Practice · Proposed mark scheme

SA-OB-MH-0051 markL2 StandardCalculatorGenetic crosses

Two carriers (Cc × Cc) of cystic fibrosis have a child. What is the probability, as a decimal, that the child has cystic fibrosis (cc)?

Salam Academy Original Practice · Proposed mark scheme

SA-OB-MI-0031 markL2 StandardCalculatorKingdoms

Fungi feed by

Salam Academy Original Practice · Proposed mark scheme

SA-OB-MI-0041 markL2 StandardCalculatorKingdoms

The thread-like structures of a fungus are called

Salam Academy Original Practice · Proposed mark scheme

SA-OB-MI-0051 markL2 StandardCalculatorKingdoms

Chlorella is a protoctist that

Salam Academy Original Practice · Proposed mark scheme

SA-OB-NE-0021 markL2 StandardCalculatorReflexes

The correct order in a reflex arc is

Salam Academy Original Practice · Proposed mark scheme

SA-OB-NE-0041 markL2 StandardCalculatorNervous system

At a synapse, the signal crosses the gap by

Salam Academy Original Practice · Proposed mark scheme