Question 1 Cartilaginous fishes detect their prey by sensingAnswerall of these are correct pressure changesodorselectrical currents4 points Question 2 Insects have 3 pairs of legs attached to...

Question 1 Cartilaginous fishes detect their prey by sensingAnswerall of these are correct pressure changesodorselectrical currents4 points   Question 2 Insects have 3 pairs of legs attached to theAnswerheadantennaethoraxabdomen4 points   Question 3 Which of the following is NOT a feature of mammals?Answermilk producing glandsectothermichairfour chambered heart4 points   Question 4 Which of the following is not an arachnid?Answerscorpionstage beetlespidertick4 points   Question 5 Which of the following is not an adaptation of birds to facilitate flight?AnswerModified forelimbsAir sacsWell developed bladderbones with air cavities4 points   Question 6 Which of the following is a bilaterally symmetrical hermaphroditic acoelomate?AnswerEarthwormPlanarianSpongeJellyfish4 points   Question 7 In a monocot stemAnswerXylem and phloem are in bndles scattered throughout the stemThere is an organized cortex and pith presentXylem forms a star in the center, with phloem between the points of the starXylem and phloem are in a ring surrounding the pith4 points   Question 8 Why does phloem need a living companion cell while xylem doesn't?AnswerTo passively transport sugar into the lumenTo actively tranport sugar in the lumento actively transport water into the vasculatureto facilitate the movement of water and minerals4 points   Question 9 According to the pressure-flow model, sugar is actively transported into the phloem...Answercreates pressure to move water toward the roots.is transported out of the leaves through stomata.water follows by osmosis, creating a pressure gradient that moves sugar along.enters the xylem where it is moved toward the leaves due to transpiration.4 points   Question 10 The embryo of a flowering plant can be found in...