Which structure gives ability to the bacterial cell to form biofilm?

A. Slime
B. Mesosomes
C. Capsule
D. Flagella

In humans no of tetrads formed during mitosis is __________?

A. 23
B. 46
C. 0
D. None of These

The scientific name of cat is _________?

A. Felis
B. Ficus
C. Homo
D. Tigris

Study of impact of extra-terrestrial environments on organisms belonging to earth is component of

A. Ecology
B. Cosmology
C. Exobiology
D. None of These

The number of naturally accusing chemical elements involved in bio chemical reaction is

A. 126
B. 86
C. 92
D. 206

Which is not a category of classification in biology.

A. ecotype
B. Species
C. Genus
D. Order

The interphase of meiosis lacks the stage?

A. G1
B. S
C. G2
D. All of these

Which is not recycled in the ecosystem?

A. Wind
B. Carbon
C. Oxygen
D. Energy

Which is important for screening the input information, before they reach the higher brain centers?

A. Pons
B. Cranium
C. Reticular formation
D. Amygdala

Endocrine system consists of some/how _______ Endocrine glands /tissues.

A. 59
B. 29
C. 78
D. 20