WAEC Biology 2017 Objective — Question 23
Question 23 of 50 from the West African Examinations Council (WAEC) Biology 2017 Objective paper, with the correct answer and a full explanation.
Advertisement
The complex energy-rich organic matter which living organisms need for life is
- A. A. water
- B. B. air
- C. C. foodCorrect
- D. D. mineral salts
Explanation
The complex energy-rich organic matter which living organisms need for life is food. You may think water also fits the description, however, note that the part "energy-rich organic matter" has betrayed water. Water is not organic; it is inorganic. Also, the calorific value of water is zero.
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.