Explanation

Leeches are segmented parasitic or predatory worms that belong to the phylum Annelida and comprise the subclass Hirudinea.

Explanation

Fog is a visible aerosol consisting of tiny water droplets or ice crystals suspended in the air at or near the Earth's surface.

Explanation

An OPAC (Online Public Access Catalog) is an online bibliography of a library collection that is available to the public.

Explanation

 The establishment of a democratic system is an essential safeguard of liberty. We cannot conceive of a democracy without the presence of civil, economic, political, and individual liberty. Likewise, in the absence of the right to freedom, there can be no real democracy.

Explanation

Zoology is derived from two Greek words; Zoo means an animal, and Logos means to study.

Explanation

Different oaks produce acorns of different shapes and sizes, making a tree's acorns a helpful tool when identifying an oak species.

Explanation

The three valves of the trumpet add lengths of tubing to the instrument to lower the pitch.

Explanation

Locusts are a species of insects that fall under the family Acrididae and the order Orthoptera.

Locusts are found all over the world and look very similar to grasshopper insects.

Very often the locusts are mistaken for grasshoppers.

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RY 11-10-2022

Explanation

Temperature  درجہ حرارت is a physical quantity that expresses hot and cold.

Explanation

Rome is also called the city of seven hills.