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
Related Mcqs:
- Chlorophyll molecule contrains __________ as central metal ion.
A. Fe2+
B. Mg2+
C. Zn2+
D. Cu2+ - Chlorophyll is a/an _____ molecule?
A. Inorganic
B. Cationic
C. Anionic
D. Organic - PS I has chlorophyll a molecule which absorbs maximum light of _________ nm ?
A. 600
B. 650
C. 680
D. 700 - Molecular formula of chlorophyll ‘a’ molecule is___________?
A. C55H72O5N4Mg
B. C55H70O6N4Mg
C. C50H72O6N4Mg
D. C55H70O5N4Mg - 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 - In Urea cycle __________ ammonia molecules combine with 1 CO2 molecule to form 1 molecule of urea.
A. 1
B. 2
C. 3
D. 4 - 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 - Which of the following statement about AIDS is incorrect:
A. is a host specific disease
B. An infected mother cannot pass the virus to her baby.
C. Results in enlargement of lymph nodes
D. Can be prevented. - Which of the following statement about dicots is incorrect _________________?
A. They have 4 or 5 sepals and petals or their multiple.
B. They have parallel vein pattern on their leaves
C. They are both herbaceous and woody
D. Vascular bundles are ring shaped in their stems. - Which of the following statement is incorrect about Molluscans?
A. They are surrounded by single or double pieces of hard skeleton.
B. Their shell grows as the animal grows.
C. They have hydrostatic skeleton.
D. They move by tube feet
