Molecular formula of chlorophyll ‘a’ molecule is___________?

Related Mcqs:

1. Molecular formula of chlorophyll b is_____________?

   A. C55 H10 O4 N6 Mg
   B. C55 H70 O6 N5 Mg
   C. C55 H71 O6 N4 Mg
   D. C55 H70 O6 N4 Mg

2. Chlorophyll molecule contrains __________ as central metal ion.

   A. Fe2+
   B. Mg2+
   C. Zn2+
   D. Cu2+

3. Chlorophyll is a/an _____ molecule?

   A. Inorganic
   B. Cationic
   C. Anionic
   D. Organic

4. PS I has chlorophyll a molecule which absorbs maximum light of _________ nm ?

   A. 600
   B. 650
   C. 680
   D. 700

5. Which of the following statement about the head of a chlorophyll molecule is incorrect?

   A. It is a porphyrin ring or tetrapyrrole ring structure
   B. It is flat, square and light absorbing
   C. Composed of carbon and nitrogen atoms with Magnesium as central metal ion, which is coordinated with nitrogen.
   D. It is hydrophobic

6. The chlorophyll molecule is embedded in the core of thylakoid membrane which acts as___________?

   A. Hydrophilic
   B. Hydrophobic
   C. Both of these
   D. None of these

7. Which of the following is the empirical formula of chlorophyll b?

   A. C55H70O5N4Mg
   B. C55H72O6N4Mg
   C. C55H70O6N4Mg
   D. C55H72O5N4Mg

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

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

9. All phostosynthetic euglenoids lose their chlorophyll when grown in dark and obtain their nutrients heterotrophically this statement is___________?

   A. True
   B. False
   C. May be true may be false
   D. Unpredictable

10. _____________________ contains the green chemical called chlorophyll.

    A. Cytoplasm
    B. Cell membrane
    C. Chloroplasts
    D. Vacuole

    Submitted by: Yalmaz