Air contains __________ % of CO2 ?

Related Mcqs:

1. Arterial blood contains _________ of CO2 per 100 ml of blood

   A. 54 ml
   B. 60 ml
   C. 64 ml
   D. 50 ml

2. In Urea cycle __________ ammonia molecules combine with 1 CO2 molecule to form 1 molecule of urea.

   A. 1
   B. 2
   C. 3
   D. 4

3. The part of chloroplast where CO2 is fixed to manufacture sugar is__________?

   A. Stroma
   B. Grana
   C. Thylakoid
   D. Outer membrane

4. Photosynthesis is process in which ________ compounds of carbon (CO2) and hydrogen (H2O) are reduced to carbohydrate like (glucose) using light energy.

   A. Organic
   B. Energy rich
   C. Energy poor
   D. Reduced

5. ___________ respiration is the process by which cell utilized oxygen and produces CO2 ?

   A. Cellular
   B. Organismic
   C. Both of these
   D. None of these

6. Percentage of CO2 carried as carboxyhaemoglobin is_________?

   A. 5%
   B. 70%
   C. 20%
   D. 10%

7. Low level of CO2 favours _________ of the stomata.

   A. Opening
   B. Closure
   C. Both of these
   D. None of these

8. Which of the following animals has a respiratory system with one way flow of the air through the lungs, and the air is renewed after inspiration?

   A. Cockroach
   B. Earthworm
   C. Aves
   D. Frogs

9. Which of the following contains genes for drug and disease resistance in bacteria?

   A. Necleotide
   B. Plasmid
   C. Mesosome
   D. Ribosome

10. Which of the following filtrate contains excessive amount of amino acids, glucose, and salts?

    A. Glomerular filtrate
    B. Filtrate passing through ascending limb
    C. Filtrate passing through distal conveluted tubule
    D. Filtrate passing through collecting tubules