A tall plant with a trunk and branches made of wood.

The flat green part of a plant, attached to the stem or branches.

The protective outer covering of the trunk, branches, and roots of trees.

The part of a plant that grows downward into the soil, absorbing water and nutrients.

A naturally raised area of land, not as high or craggy as a mountain.

A large body of water surrounded by land.

Water falling in drops from vapor condensed in the atmosphere.

The perceptible natural movement of the air, especially in the form of a current blowing from a particular direction.

Atmospheric water vapor frozen into ice crystals and falling in light white flakes or lying on the ground as a white layer.

The upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay, and rock particles.

A fixed luminous point in the night sky which is a large, remote incandescent body like the sun.

The natural satellite of the earth, visible (chiefly at night) by reflected light from the sun.

A warm-blooded egg-laying vertebrate distinguished by the possession of feathers, wings, and a beak and (typically) by being able to fly.

A limbless cold-blooded vertebrate animal with gills and fins living wholly in water.

The solid mineral material forming part of the surface of the earth and other similar planets, exposed on the surface or underlying the soil.

Loose soil or earth; the ground.

A stiff, sticky fine-grained earth that can be molded when wet, and is dried and baked to make bricks, pottery, and ceramics.

A slender woody shoot growing from a branch or stem of a tree or shrub.

A small body of still water formed naturally or by hollowing or embanking.

A mound or ridge of sand or other loose sediment formed by the wind, especially on the sea coast or in a desert.

A ridge of jagged rock, coral, or sand just above or below the surface of the sea.

A small flowerless green plant that lacks true roots, growing in low carpets or rounded cushions in damp habitats.

A flowerless plant that has feathery or leafy fronds and reproduces by spores released from the undersides of the fronds.

A flowering plant's unit of reproduction, capable of developing into another such plant.

A type of citrus fruit which is typically round, green in color, 3–6 centimetres in diameter, and contains acidic juice vesicles.

An evergreen coniferous tree that has clusters of long needle-shaped leaves. Many kinds are grown for their soft timber, which is widely used for furniture and pulp, or for tar and turpentine.

The alternate rising and falling of the sea, usually twice in each lunar day at a particular place, due to the attraction of the moon and sun.