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What do the annelids have that the other worms don’t? |
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Which organism is good at solving novel problems? |
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Which of the following is a terrestrial crustacean? |
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Which of these is not a weight saving adaptation for birds?
A. feathers
B. air sacs
C. keel
D. hollow bones
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Carnivores have eyes in the front ________________. |
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Which of these traits is shared by all echinoderms? |
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Answer 1:
Option C - Annelids are more advanced than other worms
Annelids have many features that are seen in higher advanced life forms, like - specialized complete digestive system, coelom and external body wall lined with tissues. These features make them more advanced than other worms.
Answer 2:
Option D - Octopus
Octopus are smart at forward planning and in use of tools. They are capable of effectively solving problems. They manage better than others in changing environments. They have both long term and short term memories.
Answer 3:
Option A - Roly poly
Common name for some woodlice is roly poly. Woodlice are terrestrial crustaceans.
Answer 4:
Option C - Keel
Keel is the extension of th sternum in birds of flight where the flight muscles get attached. It helps in flight by providing the necessary force in flight muscles but does nothing in weigh saving for the bird.
Answer 5:
Option B - to help them judge the distance between themselves and
their prey
In general the animals that hunt have front based eyes. The common prey of predators have side placed eyes, to detect predators on both sides over a longer vision field. But front based eyes, help to focus and help in judging distances.
Answer 6:
Option D - water vascular system
Echinoderms have unique water vascular system, apart from radial symmetry and endoskeleton.
What do the annelids have that the other worms don’t? Answers: A. Segmentation B. Bilateral symmetry...