Bio Quiz II

Answer True or False. Wrong answers will be deducted 1 point and vice versa.

1. The more energy a system has, the stabler it becomes.
2. Epiphytes are actually parasitic plants which harm their hosts.
3. Fungae do not have sexual reproduction at all during its life cycle.
4. Excessive use of pesticides will eventually wipe out all insects deemed as pests to agriculture.
5. Instead of oxygen, some bacteria can harnest much needed energy from sulphur or iron.
6. All enzymes are proteins, but not all proteins are enzymes.
7. Substances such as alcohol can damage cell membrane structure because of their lipid-soluble nature and hence their ability to penetrate the cell membrane.
8. Mutation is the key to evolution.
9. The total amount of adenine and thiamine bases are always equal to that of cytosine and guanine.
10. Assuming that polyploidy occurs, a triploid offspring of a parent stock with 2n=56, and another with 2n=72 would have just 92 chromosomes.