Phosphorus-32 can be used to prove that plants absorb phosphorus nutrients from the soil around them. State one safety precaution, which should be taken into consideration when doping experiments with phosphorus-32.

Here's the safety precaution for Phosphorus-32:

c) State one safety precaution, which should be taken into consideration when doping experiments with phosphorus-32.
One safety precaution is to use appropriate shielding, such as a plastic or Perspex sheet, to absorb the beta particles and prevent exposure.