Question 4
Characteristics and Classification of Living ThingsOne of the differences between plants and animals is that
- A.growth is indefinite in animals but definite in plants
- B.nutrition is autotrophic in plants but holophytic in animals
- C.in plants there are excretory systems but in animals waste products are stored away
- D.plants react slowly to external stimuli while animals react more quickly
- E.respiration takes place in animals but does not take place in plants
Show the answer and explanation
Answer: D (plants react slowly to external stimuli while animals react more quickly)
Explanation
Plants respond slowly (e.g. tropisms over days) while animals respond quickly using nerves and muscles.