7.
It is believed that life evolved in its early stage under oxygen - free condition. Which of the following organisms might have been able to survive in that environment?
Answer : A. Obligate anaerobic bacteria
8.
Match the following using the codes given below List I List II
Answer : D. a-1 ,b-4 ,c-2 ,d-3
9.
Identify the correct sequence of the following
Answer : C. Glycolysis,Krebs cycle,Electron Transport,ATP synthesis
10.
The energy needed by the living organism is ultimately obtained from
Answer : A. Sun
11.
In plants, energy is produced during
Answer : C. Respiration
12.
Which one of the following is concerned with the production af ATP molecules?
Answer : A. Cristae