The set of fins that control steering, balancing and change of direction and pitch in fish is

A. dorsal and anal

B. pectoral and pelvics

C. caudal and dorsal

D. anal and pelvics

The most recently evolved structure in animals is the

A. hair

B. cilium

C. scale

D. feather

Coelom is absent in the class of animals termed

A. mollusca

B. reptilia

C. arthropoda

D. coelenterata

A characteristic of vertebrates that is unique to mammals is

A. the presence of pentadctyl limbs

B. parental care

C. the possession of scrotum

D. pulmonary circulation

Th order in which organic evolution has progressed in plants is

A. thallophyta, schizophyta, bryophyta, pteridophyta and spermatophyta

B. schizophyta, thallophyta, bryophyta, pteridophyta and spermatophyta

C. pteridophyta, spermatophyta, thallophyta, schizophyta and bryophyta

D. bryophyta, pteridophyta, spermatphyta, thallophyta and schizophyta

In which part of the human body does the secretion of the growth hormone occur?

A. Head region

B. Waist region

C. Neck region

D. Gonads

The parts labelled I and II make up the

A. glomerulus

B. convoluted tubules

C. Malpighian body

D. Bowman's capsule