How are you able to classify the succeeding invertebrates: mosquito, beetle, ladybug, and flea?

Insects and spiders are invertebrate animals, which of the upcoming characteristics does not describe them? I. They need antennae for chemical perception. II. They breathe through their trachea and lungs. III. They developed their young inside the female body. IV. Their bodies have three regions like head, thorax, and abdomen.

Mollusks are invertebrates that occupy an oversized range of water and land community. They have bivalves or univalve shells. Which of the following is not a mollusk?

The foremost important groups of arthropods are insects. Which best describes insect? I. Insects bodies are divided into three regions: the pinnacle, the thorax, and the abdomen. II. Insects breathe through a network of tubes called trachea. III. Insects are spiny-skinned aquatic animals. IV. Insects have antennae for chemical perceptions.

Birds have strong beak and sharp claws that can be used for hunting and eating their prey. Which group of birds can do this way in hunting their prey?

They have gills that let them breath underwater. They also have jaws, fins, and scales. Which of the following vertebrates possess these characteristics?

Reptiles body temperature varies on their environment. Which group of animals is classified as reptiles?

They are parasitic and non-parasitic animals with long segmented bodies that can enter the stomach and intestines. What are they?

Birds are vertebrates that have wings which they use to fly. But not all birds can fly. Which of the following vertebrates are flightless birds?

Reptiles have lungs that can be used for breathing on land. Which of the following vertebrates is a reptile?