(A) Ostia
(B) Osculum
(C) Spiracles
(D) Mouth
An activated enzyme consisting of polypeptide chain and a cofactor is known as?
(A) Isoenzyme
(B) Polyenzyme
(C) Holoenzyme
(D) Apoenzyme
The class of seedless plants containing foliar sporangia is?
(A) Filicinae
(B) Algae
(C) Angiospermae
(D) Gymnospermae
Scientific name for Planaria is?
(A) Dugesia
(B) Taenia solium
(C) Schistosoma
(D) Fasciola hepatica
Correct molecular formula for chlorophyll ‘a’ is?
(A) C55H72O5N4Mg
(B) C55H70O5N4Mg
(C) C55H72O4N5Mg
(D) C55H70O5N5Mg
Lichens are very good bio indicators of?
(A) Soil Quality
(B) Air Quality
(C) Water Quality
(D) Minerals Quality
All algae except one of the following have forms with Nagellated motile cells in at least one stage of their life cycle?
(A) Euglenophyta
(B) Pyrrophyta
(C) Rhodophyta
(D) Chlorophyta
Most abundant protein on earth is?
(A) Haemoglobin
(B) Myoglobin
(C) Rubisco
(D) Pepsin