GCSE A Levels Biology Quiz PDF: Questions and Answers - 39

MCQ 191: Seed germination in plants is controlled through

1. gibberellins
2. auxins
3. abscisic acid
4. citric acid

MCQ 192: Hydroxyl ions in C₆H₁₂O₆ are

1. 1
2. 3
3. 5
4. 7

MCQ 193: Gas exchange system in the lungs can be damaged by

1. tar
2. carcinogens
3. nicotine
4. all of others

MCQ 194: The advantages of converting glucose into a polysaccharide, comprise that polysaccharide is

1. compact
2. inert
3. insoluble
4. all of others

MCQ 195: The building block of the fat in our body and the fat we use in our diet is

1. amino acid
2. fatty acid
3. nucleic acids
4. hydrochloric acid