What arthropod characteristics are likely to have contributed to their success on land? Choose all that apply jointed legs dessication resistant egg exoskeleton made of chitin complete digestive systems closed circulatory systems

Q: Compared to other actinopterygians, teleosts _____. reach sexual maturity later in life and live…

A: Actinopterygian refers to bony fishes which appeared during the Triassic period (50.6 million years…

Q: Give the function of the external and internal anatomy of an Arthropods: External 1. Head 2.…

A: Arthropods play a part in all aspects of an ecosystem's consumer functions, whether they eat plants…

Q: The difference between the nerve cord and the notochord is that the nerve cord is used _________ and…

A: Chordates are the animals which show deuterostomic development. Chordates can be further divided…

Q: 1. Hemipteran's piercing and sucking mouthpart is a modified structure of mandibles and maxillae.…

A: 1. Hemipterans possess piercing-sucking mouthparts. Mouth part in form of segmented beak arising…

Q: Many arthropods have multiple distinct life stages. True False

A: Answer: The right option is: TRUE

Q: Which of the following is the basic reproductive found on tapeworms? Multiple Choice Hook Scolex…

A: The name tapeworm is due to its elongated tape-like appea­rance. It may attained length of several…

Q: All arthropods 1. Undergo complete metamorphosis 2. Have jointed appendages 3. Molt 4. Have…

A: Arthropod, any member of the phylum Arthropoda are the largest phylum of animal kingdom. They…

Q: Cuttlefish pen (invertebrate endoskeleton) is composed of (a) chitin (b) collagen (c) calcium…

A: The phylum mollusca (invertebrates) shows the presence of shell. The shell may be internal or…

Q: Reptiles (a) are all endotherms (b) are amniotes (c) have a great deal of keratin in their epidermis…

A: Vertebrate includes all species of animals within the vertebrata subphylum. These represent the…

Q: Which of the following lack setae: earthworms polychaetes leeches nemerteans

A: Annelid setae are stiff bristles present on the body. For example : eathworms , leeches and…

Q: What are the checkpoints in the completion of the life cycle of nematomorphs? Would it be easier if…

A: The phylum Nematomorpha (horsehair worms) is constituted of orders: Nectonematoidea (monogeneric…

Q: An arthropod that lacks mouthparts for chewing food is called what?

A: Most of the mouthparts in arthropods represent modified and paired appendages which may be in past…

Q: true/false 1. Siphonaptera has a laterally flattened body. 2. Sawflies have crochets on their…

A: The answers is given below

Q: Closest to Chordata 1. Echinodermata 2. Platyhelminthes 3. Annelida 4. Porifera 5. Chordata 6.…

A: The animals of the phylum Chordata possess a notochord, a dorsal nerve cord, an endostyle,…

Q: v [ Choose ] Tunicata Trematoda Cestoda siphons, tadpole larva (some species) Cephalochordata…

A: Answer. Cestoda and Trematoda are classes that belong to the phylum Platyhelminthes. Examples…

Q: Give the order for the life cycle of the hydrozoan, Obelia, starting with the polyp form.…

A: Obelia is a marine and freshwater animal species belongs to the genus hydrozoans. It is also called…

Q: You find a polychaete in the lower Chesapeake Bay and discover that its coelom is unpartitioned. You…

A: Introduction Polychaeta, Often Known As Bristle Worms Or Polychaetes, Is A Paraphyletic Class Of…

Q: If a turbellarian worm (flatworm) were to produce offspring that were thick and round; The offspring…

A: The Platyhelminthes are acoelomate flatworms. Phylum Platyhelminthes consists of three major groups:…

Q: You spent time in a body of freshwater in the tropics and sometime later become fatigued and develop…

A: Answer The classes Cestoda, Trematoda belongs to the phylum Platyhelminthes. It consists of…

Q: Venom glands may be adaptations of modified ovipositors for venom injection in hymenopterans....what…

A: Answer: VENOM = It is the poisonous substance produced by many animals and insects which when…

Q: elminthes Nematoda Mollusca Annelida Arthropoda Echino Mantle and muscular foot Segmented jointed…

A: Introduction :- Cladistics is one of the approaches to classify the organisms . In this , organisms…

Q: In flatworms gas exchange, nutrient transport, etc. involves diffusion alone a blood vascular system…

A: INTRODUCTION Flatworms These are acoelomic unsegmented worm having bilateral symmetry, and three…

Q: True or False: Snakes are considered invertebrates True False

A: Invertebrates are those animals that neither possess nor develop a vertebral column that is derived…

Q: The dauer stage of worm development occurs:   1) when there is ample food   2) when there is…

A: Worms are the organisms of the animal kingdom that lack eyes and limbs. they have a cylindrical…

Q: The basic body plan of a mollusk is to have a head, foot, and visceral mass. In the case of the…

A: Cephalopods are members of the mollusk class. Cuttlefish, octopus, squid, or nautilus are few…

Q: Describe three reasons arthropods are have been so successful.

A: All the animals on the planet are classified under kingdom Animalia. The animals are classified…

Q: Pretend you see an animal at the ocean under a rock. It's 4 cm long. At first you think it might be…

A: The Hemichordate has a worm like body consisting of anterior proboscis, intermediate collar and…

Q: a rabbit is a tetrapod. It has hair, a large brain, and acute vision and sense of smell. It nurses…

A: Any animal belonging to the subphylum Vertebrata, which is the most usual subphylum of the phylum…

Q: Man appealed to the laboratory in Middle Asia. He lived in village in the pise-walled house and…

A: Ticks Ticks are small parasites belonging to the phylum Arthropoda, capable of causing various…

Q: Tapeworms differ from other flatworms in that for movement: O a. They have well-developed muscles…

A: Tapeworm have pair of suckers that can attach and release Tapeworms has two distinct classes of…

Q: Ray like pscudopodia of the radiolarians. * Your answer Net like pseudopodial type characteristic of…

A: There are different types of locomotion such as flagella, cilia, pseudopodia, wriggling, and…

Q: ecological role of acorn worms, lancelets, and tunicate

A:

Q: Siphonicle neck in ammonoidea is directed forwads Select one : True False

A: Ammonoidea These belong to the class of Cephalopoda. These are extinct marine molluscs which are…

Q: Which phylum is characterized by a "tube within a tube" structure? O Echinodermata Mollusca…

A: Tube within a tube phenomenon is referred to only one opening for ingestion and one opening for…

Q: Just after arthropods shed the old cuticle, it is sclerotized. True False         The new cuticle…

A: Introduction Invertebrates With An Exoskeleton, Segmented Bodies, And Paired Jointed Legs Are Known…

Q: Coelomates have an enclosed coelom completely lined with mesodermally derived tissue. Accelomates…

A: Triploblastic animals are animals with a body cavity and body plan, where their body cavities are…

Q: Which of the following worms exhibits the greatest amount of cephalization? Turbellarians Flukes…

A: Platyhelminthes is a phyum of Animalia .The members of platyhelminthes are  also known as the…

Q: Aquatic molluscs have a blood vascular system & metanephridia so they must also possess an…

A: Introduction  Any Molecule That Improves The Oxygen Carrying Capacity Of Blood Is Referred To As A…

Q: Pretend you find a clam-like thing with two shells, about 1 inch across. You open it and see a large…

A: Answer  B. Brachiopod

Q: Both insects and tetrapods evolved to live in terrestrial environments. What adaptations do they…

A: Both insects and tetrapods evolved to live terrestrial environments that is they are adapted to live…

Q: While the aminotic egg offers many advantageous, it also has limitations. Which of the following is…

A: The evolution of the amniotic egg is one of the most important evolutionary steps which leads to the…

Q: Based on the characteristics of Trematode list down the advantages and disadvantages of Trematode in…

A: Trematode belongs to the phylum  Platyhelminthes and it is Flattened, leaf like (dorsoventrally)…

Q: Nematodes differ from annelids in that they are segmented. they are triploblastic. they have a…

A: Nematodes are found in a variety of environments, such as soil, marine, and freshwater, and various…

Q: You spent time in a body of freshwater in the tropics and sometime later become fatigued and develop…

A: It is considered as second most devastating infection after malaria by WHO.

Q: Members of the phylum Platyhelminthes have two body forms: free-swimming medusa and stationary…

A: The phylum Platyhelminths includes the soft bodies worms that are bilateral and unsegmented…

Q: Annelids (include leeches, earthworms and polychaete worms/ use their coeloms as hydrostatic…

A: Annelida is a group of segmented worms. They have a long and segmented body. Annelids are…

Q: How do terrestrial arthropods of the subphylum Hexapoda impact the world’s food supply? Provide at…

A: Kingdom Animalia contains all animals. It is the largest kingdom of Animalia as compared to other…

Q: Nephridia are found in     jawless fishes.     lancelets.     annelids.     cephalopods.…

A: Nephridia is an excretory organ which is found in many of the invertebrates, it is just a tubular…

Q: Can have both a medusa stage and a polyp stage (both in water) 1. Echinodermata2. Platyhelminthes3.…

A: The kingdom Animalia is classified into vertebrates and invertebrates. Some of the invertebrate…

Q: List at least three features of squid that contribute to their sucess as predators.

A: Mollusca is a phylum that includes marine invertebrates. It is the second-largest phylum after…

Evolutionary adaptations

Evolutionary adaptation is the process through which organisms adapt or adjust to their surroundings to increase the chances of survival, mating, and reproduction. An organism's behavior, physiology, and structure are adjusted or changed to make it more suited to its environment.