43
The 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
44
A characteristic of vertebrates that is unique to mammals is
- A. the presence of pentadactyl limbs
- B. parental care
- C. the possession of scrotum
- D. pulmonary circulation
45
Coelom is absent in the class of animals termed
- A. mollusca
- B. reptilia
- C. arthropoda
- D. coelenterata
46
The most recently evolved structure in animals is the
- A. hair
- B. cilium
- C. scale
- D. feather
47
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
48
Which of the following features are all associated with monocots?
- A. Fibrous root system, branched network of veins and one seed leaf
- B. Fibrous root system, two seed leaves and floral parts in threes
- C. One seed leaf, petals in threes or group of thees and parallel venation of leaves
- D. One seed leaf, net-veined leaves and petals in threes or multiple of three
49
The part labelled II is the?
- A. silk thread
- B. thorax
- C. fore wing
- D. anchor
50
The part that will develop into an organ for feeling is labelled
- A. IV
- B. III
- C. II
- D. I