Which statement is NOT true about photoperiodism?

The Pr → Pfr conversion cycle is known to control various growth functions in plants. Which of the following functions does the cycle NOT control?

What is the tropism that describes the movement of a plant towards light?

The transpiration rate in plants is increased by all of the below factors EXCEPT

How can researchers confirm that phloem moves from a source to a sink?

Which of the below statements is true regarding gnetophyte pollination?

All of the following descriptions apply to megaphylls EXCEPT

Using the word bank, name the labeled structures. Briefly describe their function (shoot system, root system, terminal bud, internode, node, stem, axillary bud, leaf, petiole). E. _____ F. _____ G. _____ H. _____

Which of the following statements about lycophytes is correct?

A typical leaf is composed of multiple layers of specialized cells. What is the correct order of layers starting on the upper surface of the leaf and progressing to the lower surface?