Explanation

Explanation

The word zoology comes from the Greek words "zoon" (meaning animal) and "logos" (meaning study).

So, zoology means the study of animals in Greek origin.

Explanation

The pectoral and pelvic fins are the paired fins in fishes. 

Paired fins:

Fish have two sets of paired fins: pectoral and pelvic. 

Pectoral fins:

These are located on the sides of the fish, and they are used for steering and maneuvering. 

Pelvic fins:

These are located on the ventral (belly) side of the fish, and they help with balance and stability. 

Unpaired fins:

The dorsal, anal and caudal fins are unpaired and situated along the midline of the body. 

Explanation

Continetal Drift theory was proposed by Alfred wegner in 1912.

It stated that continents have changed their position and initially there was only one big continent named Pangea.

Although he was unable to explain the force behind the drifting of continents.

Explanation

Explanation

 The pair "Fish - Internal Fertilization" is incorrect; most fish use external fertilization, meaning the sperm and egg meet outside the female's body, not inside. 

Explanation

 In a vertebrate, a reflex action is induced by a sensory nerve. 

A sensory nerve detects the stimulus, which triggers the signal to the spinal cord, leading to the motor neuron response in a reflex action. 

Explanation

Explanation

Cud-chewing animals like cattle, deer, and sheep are known as Ruminants

Ruminants: are herbivorous mammals, like cows, sheep, and goats, that have a specialized digestive system allowing them to process plant matter efficiently by regurgitating and chewing food, a process called rumination. 

Herbivores: are animals that eat primarily plants. 

Carnivores: are animals that eat primarily meat. 

Omnivores: are animals that eat both plants and animals

Explanation

 Houbara bustards are hunted for both sport and their meat, which is believed to have aphrodisiac qualities. 

The International Union for Conservation of Nature (IUCN) has placed the Houbara bustard on its "red list" of threatened species, indicating a high risk of extinction. 

Estimates say there are between 50,000 and 100,000 Houbara bustards left.