Chlorophyll molecule contrains __________ as central metal ion.

Related Mcqs:

1. Chlorophyll is a naturally occurring chelate compound in which central metal is

   A. copper
   B. magnesium
   C. iron
   D. None of these

   Submitted by: IMRAN LAKHA 546

2. Chlorophyll is a/an _____ molecule?

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

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

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

4. 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

5. Molecular formula of chlorophyll ‘a’ molecule is___________?

   A. C55H72O5N4Mg
   B. C55H70O6N4Mg
   C. C50H72O6N4Mg
   D. C55H70O5N4Mg

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

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

8. _____________________ contains the green chemical called chlorophyll.

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

   Submitted by: Yalmaz

9. On which of the following component of chloroplast chlorophyll is arranged?

   A. Cell membrane
   B. Matrix
   C. Thylakoids
   D. Stroma

10. 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