Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 118 of 150)

Which of the following is a compensation point:
A. Leaves respire and utilize o2 and release co2.
B. Photosynthesis and respiration occur at same rate. so there is not net exchange of gases between atmosphere and plants.
C. Rate of photosynthesis increases, so do the o2 production, with a net release of oxygen coupled with the uptake of co2.
D. Rate of respiration becomes more than rate of photosynthesis.
Quantitative study of energy relationships in biological systems obeys.
A. Bioenergetics
B. Laws of thermodynamics
C. Laws of thermo chemistry
D. Laws of chemical energetic
C6H12O6 + 6O2 ? 6CO2 + 6H20 + ENERGY represents:____________?
A. Photosynthesis
B. Aerobic respiration
C. Anaerobic respiration
D. Respiration
Intelligence is under the control of____________?
A. Cerebrum
B. Cerebellum
C. Thalamus
D. Hypothalamus