How many spiracles are present in cockroach_____________?
A. 5
B. 10
C. 20
D. 40
Biology Mcqs
Salivary glands present in front of ear are___________?
Salivary glands present in front of ear are___________?
A. Sublingual
B. Submaxillary
C. Submandibular
D. Parotid
NADH is oxidized by___________?
NADH is oxidized by___________?
A. Coenzyme ?
B. Cytochrome b
C. Oxygen
D. Glycolysis
The arrangement of _________ speaks of the division of labour within cell?
The arrangement of _________ speaks of the division of labour within cell?
A. Molecule
B. Subatomic particles
C. Atoms
D. Organelles
Initial pH of food vacuole during digestion in amoeba is____________?
Initial pH of food vacuole during digestion in amoeba is____________?
A. 5.3
B. 5.6
C. 7.3
D. 7.6
If bile pigments are prevented from leaving digestive tract, then they cause_____________?
If bile pigments are prevented from leaving digestive tract, then they cause_____________?
A. Hepatitis
B. Jaundice
C. Gall stones
D. Blockage
Double fertilization is feature of____________?
Double fertilization is feature of____________?
A. Ferns
B. Whisk ferns
C. Gymnosperms
D. Angiosperms
Alternation of generations is absent in___________?
Alternation of generations is absent in___________?
A. Hydration
B. Obelia
C. Jelly fish
D. Physalia
The single healthy megaspore retained within the megasporangium germinates to form an egg containing female gaemtophyte called______________?
The single healthy megaspore retained within the megasporangium germinates to form an egg containing female gaemtophyte called______________?
A. Ovule
B. Seed
C. Fruit
D. Embroyo sac
Pollen grains in pinus have __________ for dispersal through wind?
Pollen grains in us have __________ for dispersal through wind?
A. Flagella
B. Cilia
C. Wings
D. Feathers