Tree Growth in the Taiga Is Limited by

question 75

Multiple Choice

Tree growth in the taiga is limited by

• A) The increased soil salt content from ocean tides
• B) Intense heat and dryness
• C) Competition from fast-growing grasses
• D) The lack of large predators
• E) Extreme cold and short summers

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Definitions:

Apical Dominance

The inhibition of axillary (lateral) buds by a shoot tip.

Determinate Growth

A growth pattern in plants and some animals in which growth stops after reaching a certain size or age.

Senescence

The aging process.

Germination

Resumption of growth of an embryo or spore; occurs when a seed or spore sprouts