Skip to content

Course home

Sign up

2.2 Animal tissues, organs and organ systems

EasyMediumHard
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123
Question 33

Two people are doing the same type and intensity of exercise. Their blood has the same oxygen concentration. The table shows their heart rates and the volume of blood pumped by the heart with each beat.

PersonHeart rate (beats per minute)Volume of blood pumped per beat (cm3)
A12080
B100110
a.

Calculate the volume of blood pumped by each person's heart per minute.

[2]
b.

Using your answers, justify which person's working muscles receive more oxygen each minute.

[2]
Markscheme

2.2 Animal tissues, organs and organ systems Questions

  1. GCSE
  2. /Biology
  3. /2.2 Animal tissues, organs and organ systems

304 exam-style questions on AQA GCSE Biology 2.2 Animal tissues, organs and organ systems, covering 2.2.1 The human digestive system, 2.2.2 The heart and blood vessels, 2.2.3 Blood, 2.2.4 Coronary heart disease: a non-communicable disease, 2.2.5 Health issues, 2.2.6 The effect of lifestyle on some non-communicable diseases, and 2.2.7 Cancer. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank