What distinguishes complete metamorphosis from incomplete metamorphosis in insec

Question

What distinguishes complete metamorphosis from incomplete metamorphosis in insects? A) the presence of wings in the adult, but not in earlier life stages B) the presence of sex organs in the adult, but not in earlier life stages C) the radically different appearance between adults and earlier life stages D) Three of these responses are correct. E) Two of these responses are correct. The possession of two pairs of antennae is a characteristic of A) spiders. B) insects. C) centipedes D) millipedes. E) crustaceans. What do all craniates have that earlier chordates did not have? A) brain B) vertebrae. C) cartilaginous pipe surrounding notochord D) partial or complete skull E)bone Which group's members have had both lungs and gills during their adult lives? A) sharks, skates, and rays B) lungfishes C) lancelets D) amphibians E) ichthyosaurs and plesiosaurs Which of these is not amniotes? A) amphibians B) egg laying mammals C) placental mammals D) reptiles E) birds Which of the following are the only extant animals that descended directly from dinosaurs? A) lizards B) crocodiles C)snakes D) birds E) tuataras

Explanation / Answer

25 ans- C the radically different appearance between adults and earlier life stages

the egg of insects with incomplete metamorphosis are supplied with a large amount of nourishment so that embryo can compete all the required stages.

26-ans-E crustaceans

they have two pairs of maxillae and twi biramous maxillipedes.

27-ans-D-partial or complete skull

28 ANS-B lungfishes

also known as salamanderfishes belongs to the Dipnoi subclass

29 ans-A amphibians

in amniotes reptile bidrs and mammals have shelted egg.

30ans-D birds

birds belongs to the group of tetrapods and evolved in mesozoic or middle life era

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