29. Which of the fellowing is descriptive of protostomes A) spiral and indelermi

Question

29. Which of the fellowing is descriptive of protostomes A) spiral and indelerminslt cleavags, blestopere becomes mowth, schimcoeleus development B) spiral and deserminale cleavage, binstopore becomes mouth, schizocoelous developmen C) spiral and detenninsie cleavage, blastopoce becomes anus, ent eroocelous development ratial and deneminale cleavape, blesopore becomes anus, enierocoelous E) radial and determinate cleavage, blastopore becomes mouth, schizocoelous 30. Which of the folewing is an example of esmesis? A) now of woner oat of s cel B) pumping of water into a eell C) Bow of waier between cells E) both A and C 31. Water conservation in plants is assisted by Al the cuticle D) dlia E) both A and C 3) transpiration C) stomata. 32. The haploid stage in a plant life cycle is called DI sporophyte Bj embryo El conspicuous stape C) gametophyte 33. A swim bladder allows a fish to Al regulate its water content in seawater DI control its buoyancy in water. B) regulate its salt content in seawater C tolerate changes in water pressure C) regulate its salt content in freshrwater. 34. The monotremes are classified as mammals because they D) have mammary glands E) pive birth to live young rether than lay eggs Aj are endoderns B) Bre carnivores C) are omnivores 35. A Characteristic of hominids is A) larger brain B) blpedalism C) nighttime activity D) monogamy E) both A and B 36. Most Cnidarians A) exist only as medusa in their life cycle. 8) exist only as polyps in their life cycle. C) encyst when they encounter adverse environmental conditions D) alternate between a polyp and a medusa during their life cycle. E) none of the above.

Explanation / Answer

30) D) Both a & b

31) e) Both a& c

33) d) control its bouyancy in water

35) night time activity

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