Quelpr
3 marksPhotosynthesis and Energy Flow

CSEC Human and Social Biology · January 2009 · Paper 2 · Question 1(a)

Conservationists are concerned about the extinction of marine animals such as whales, dolphins and sharks.

Construct a food chain consisting of four organisms, where at least one organism is a dolphin or a shark.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 1(b)Using knowledge of food chains, explain how a permanent ban on fishing whales, dolphins, and sharks would impact the ecosystem.[4 marks]
  2. 1(c)(i)Define the term 'Carnivore'.[1 mark]
  3. 1(c)(ii)Define the term 'Herbivore'.[1 mark]
  4. 1(c)(iii)Define the term 'Omnivore'.[1 mark]

More practice: the rest of this paper · more Photosynthesis and Energy Flow questions · all CSEC Human and Social Biology past papers