More than ___________ compounds of tar of tobacco smoke are involved to cause cancer?
A. 5
B. 90
C. 15
D. 10
More than ___________ compounds of tar of tobacco smoke are involved to cause cancer? Read More »
Biology McqsActive site of Rubisco is evolved to bind?
A. CO2
B. O2
C. H2O
D. All of these
Active site of Rubisco is evolved to bind? Read More »
Biology McqsArterial blood contains _________ of CO2 per 100 ml of blood
A. 54 ml
B. 60 ml
C. 64 ml
D. 50 ml
Arterial blood contains _________ of CO2 per 100 ml of blood Read More »
Biology McqsPercentage of CO2 carried as carboxyhaemoglobin is_________?
A. 5%
B. 70%
C. 20%
D. 10%
Percentage of CO2 carried as carboxyhaemoglobin is_________? Read More »
Biology McqsThe increase in pH of blood has ________ effect on the oxygen carrying capacity of haemogolobin?
A. plus ve
B. – ve
C. No
D. All of these
The glycolate produced diffuses into the membrane bounded organelles called____________?
A. Glyoxisomes
B. Peroxisomes
C. Lysosomes
D. Mitochondria
The glycolate produced diffuses into the membrane bounded organelles called____________? Read More »
Biology McqsThe air spaces may comprise upto _________ of total volume of leaf surface?
A. 30%
B. 20%
C. 40%
D. 50%
The air spaces may comprise upto _________ of total volume of leaf surface? Read More »
Biology McqsThere are _________ stomata per square cm of leaf surface in Tobacco plants?
A. 1200
B. 12000
C. 100,000
D. 1000
There are _________ stomata per square cm of leaf surface in Tobacco plants? Read More »
Biology McqsImportant factors which affect the capacity of haemoglobin to combine with oxygen is
A. Temperature
B. Carbon dioxide
C. pH
D. All of these
Important factors which affect the capacity of haemoglobin to combine with oxygen is Read More »
Biology McqsWater is _________ times viscous than air?
A. 50
B. 1000
C. 5000
D. 8000
Water is _________ times viscous than air? Read More »
Biology Mcqs