Of the following, which one is better respiratory medium___________??
A. Air
B. Water
C. Soil
D. None of these
Category: Biology Mcqs
The molecules of living matter that provide building blocks are mostly based on:?
A. Carbon
B. Nitrogen
C. Hydrogen
D. Ammonia
Lipids are soluble in which of the following_______________??
A. Water
B. Ether
C. All solvents
D. Not in any of the above
Carbohydrates, fats
A. Metabolic processes of an organism
B. Providing energy
C. Formation of sturctures
D. All of these
Which of the following fishes contained lungs??
A. Lamprey
B. Perch
C. Plaice
D. Dipnoi
They are considered to be the most primitive and are surely the first of the vertebrates??
A. Frogs
B. Reptiles
C. Amphibinas
D. Jawless fishes
Which of the following ions are involved in the initiation of nerve impulse_______________??
A. Na
B. K
C. Fe
D. none of these
Which of the Euglenas (a Protoctista) character resembles that of animals______________??
A. They can move
B. They lack cell wall
C. They do not have chlorophyll
D. Both a and b
Brown fat present in certain mammals is specialized in___________??
A. Providing insulation in cold environment.
B. Providing insulation in hot environment
C. Rapid heat production.
D. Controlling heat production.
A-biogenesis means that_____________??
A. Living things originated from bacteria
B. Mycobionts
C. Non-living things
D. None of these
