(Q).
If trees form secondary vascular tissues and bark, then what forms secondary vascular tissues and bark? Answer choices: - bamboo - humans - trees - ferns - fish - phytoplankton - plants - oak
(A).
trees

(Q).
If arequirement for life is for cells to convert from oxygen and carbohydrates into carbon dioxide, water and energy, then cells converting from oxygen and carbohydrates into carbon dioxide, water and energy is a requirement for what? Answer choices: - grow - plants - health - life - food - trees - body - growth
(A).
life

(Q).
If each planet has different cycles of day and night, then each planet has what? Answer choices: - different cycles of day and night - genetic diversity - identical atmospheres - life - structure and function - water - global ecosystems - important habitats
(A).
different cycles of day and night