If scientists want to solve an environmental problem, they are most likely to use
a. secrets
b. technology
c. conferences
d. politics

The correct answer is option B

If the scientist wants to solve the environmental problem then he must use technology to study the problems associated with environment.

There are various types of instruments and gadgets available today which can be used to study and solve the problems related to environment.

Example: Filter in vehicle aids in the filtration of the harmful gases and releases only less toxic gases into the environment.

a) carbon, hydrogen

b) carbon, hydrogen, oxygen, nitrogen

c) carbon, hydrogen, oxygen, nitrogen, phosphorus

d) sugar

e) amino acid

f) nucleotide