AMany species are parasiti 2a, What dis Al presence of sex organs in the adult,
ID: 303174 • Letter: A
Question
AMany species are parasiti 2a, What dis Al presence of sex organs in the adult, but not in presence of wings in the adult, but not in earlier ufe stages D) only A and B 21. Which of the folowing is NOT a shared characteristic of ailchondates? A) Pharyngeal suts post-anal tail, D) dorsal hollow nerve chord. E) four-chambered heart Which Is NOT characteristic of all mammals? A) a four-chambered heart that prevents mling of oxysenated B) glving birth to live young (vlviparous) C) having hair during at least some period of life. D) having glands for produce nourishing milk for offspring. E) having a diaphragm to assist in ventilating the lungs. 22. and deorygensted blood 23. Which of the following is a flagellated cell which sweeps water through a sponge's body Al choanocyte B) ameobocyte D) neuron E) chondrocyten Which one of the following is NOT a mammalian trait? A) mammary glands B) relatively larger brains than other vertebrates C) a diaphragm 24. D) a four-chambered heart E) live birthExplanation / Answer
Answer 18. Option b
Hetero means, dissimilar. Thus, microspores produced are smaller in size than the macrospores.
Answer 19. Option a
Taenia solium is a parasite in humans resides in the intestine through hooks and sucker. It is a member of the Nematoda.
Answer 20. Option e
As seen in butterfly, Cockroach etc. The adults doesn't resembles the young forms. Thus, moulting occurs to accomplish this.
Answer 21. Option e
All the Members of chordates should possess notochord, nerve chord, pharyngeal gill-slits and post anal tail at some point in their life cycle.
Answer 22. A
It varies in varieties of mammals.
Answer 23. Choanocyte, these are the flagellated collar cells, helping in the water canal system.
Answer 24. Option c
Presence of alveoli is a mammalian trait but diaphragm is not listed as a special mammalian trait.
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