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提问人：网友morowind 发布时间：2022-01-07

[主观题]

What is an unisexual flower？

A、A flower lacking functional stamens

B、an incomplete flower

C、a flower that is pistillate

D、an imperfect flower

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更多“What is an unisexual flower？”相关的问题

第1题

what is an aggregate fruit?

A、fruits that develop from multiple pistils

B、fruits that split open when ripe

C、fruits that develop from a single flower that has many pistils that form many fruitlets in a single mass

D、fruits that develop from several flowers to form a single fruit

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第2题

which of the following descriptions are correct about a fleshy fruit?

A、split open at maturity

B、sometimes edible

C、usually multi-seeded

D、the seeds are surrounded by a fleshy pulp or pericap

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第3题

What are indeterminate flowers?

A、a cluster of flowers

B、flowers bloom at the end of a central stalk

C、flowers open progressively from the base to the apex or from the outside to the center in flat-topped clusters

D、flowers of many woody plants

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第4题

Choose the correct Chinese translation of the underlined words： Periodic inventories of forested land are required for determining amounts and quality of wood available for yearly use, for tax records, and for justifying management expenditures.

A、企业

B、发明

C、投资

D、存货

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第5题

Choose the correct Chinese translation of the underlined words: In measuring tree diameters the basic instruments are referred to as dendrometers.

A、树木学

B、测树器

C、聚合物

D、直径值

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第6题

Choose the correct Chinese translation of the underlined words: For bigger trees, the diameter tape is preferred because large calipers are cumbersome and awkward to handle.

A、笨重的

B、较轻的

C、足够大的

D、黄瓜状的

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第7题

The shape and form of the bark differ not only in the variety of trees but also in age. In other words, the bark on young trees may appear distinctively from that on more __________ trees.

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第8题

Choose the correct Chinese translation of the underlined words: The diameter of most trees is greater in one direction than in another, and the trees taper and become narrower in the vertical direction.

A、轻敲

B、胶带

C、逐渐变窄

D、圆柱状物

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第9题

The unisexual flowers usually occur in the ginkgo,where the male and __________ parts may grow on separate trees.

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第10题

The __________ flower lacks either functional stamens or pistils,while the perfect flower contains actively functioning parts of both sexes.

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