Conifers and Pines Both Have Needlelike Leaves

question 24

Multiple Choice

Conifers and pines both have needlelike leaves.Why might their leaves be of this type?

• A)to increase surface area for photosynthesis
• B)to increase surface area for gas exchange
• C)to decrease surface area for gas exchange
• D)to decrease surface area for water loss

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Definitions:

Homologous Chromosomes

Paired chromosomes in a diploid organism, one from each parent, that are similar in length, gene position, and centromere location, and pair up during meiosis.

Contractile Ring

A ring of protein filaments that forms during cell division, helping to divide the cell into two.

Cytokinesis

The process during cell division in which the cytoplasm divides to form separate daughter cells.

Plants

Multicellular, predominantly photosynthetic organisms of the kingdom Plantae, which play a crucial role in Earth's ecosystems.