Ques: Q: Echinoderms have what type of body symmetry? Choices: - Translational symmetry - Rotational symmetry - Reflectional symmetry - radial symmetry A:
Ans: radial symmetry

Ques: Q: Vibrating objects such as drumheads produce what? Choices: - negative ions - light - heat - sound energy A:
Ans: sound energy

Ques: Q: How do mammals generate heat? Choices: - running around fast - eating spicy foods - maintaning low metabolism - maintaining high metabolism A:
Ans: maintaining high metabolism

Ques: Q: The leaves of all of what type of plants have two basic parts in common: the blade and petiole? Choices: - perennials - deciduous - evergreen - flowering plants A:
Ans:
flowering plants