Jointed Appendages

Q.

Arthropods are the most successful animals because of:

1. coelom

2. brain

3. joint appendages

4. chitinous exoskeleton

Q.

Give two examples of each of the following:

Animal with jointed legs

Q. Cephalothorax is seen in organisms of phylum

1. Platyhelminthes
2. Aschelminthes
3. Annelida
4. Arthropoda

Q. Which thoracic segment of cockroach does not have wings?

1. Prothorax
2. Mesothorax
3. Metathorax
4. Both a and b

Q.

Silverfish, scorpion and dragonfly are common in that they have

1. cephalothorax and trachea
2. three pairs of legs and segmented body
3. chitinous cuticle and two pairs of antennae
4. jointed appendages and chitinous exoskeleton

Q.

Secondary radial symmetry is found in?

1. Cnidaria

2. Jelly Fish

3. Hemichordata

4. Echinodermata

Q. Which of the following is a defining feature of Arthropods?

1. Closed circulatory system
2. Capacity for regeneration
3. Jointed appendages
4. Segmented body

Q. The figure given below shows a type of coelom. Identify and select the correct group of organism which possess them, it must include only one exception:

1. Apis, Laccifer, Nereis, Pheretima
2. Pheretima, Hirudinaria, Ascaris, Ancylostoma
3. Bombyx, Pleurobrachia, Culex, Locusta
4. Adamsia, Ctenoplana, Taenia, Anopheles

Q.

Meena and Hari observed an animal in their garden. Hari called it an insect while Meena said it was an earthworm. Choose the character which confirms that it is an insect.

1. Rounded body

2. Body with jointed legs

3. Unsegmented and soft body

4. Cylindrical body

Q. The figure given below shows a type of coelom. Identify and select the correct group of organism which possess them, it must include only one exception:

1. Apis, Laccifer, Nereis, Pheretima
2. Pheretima, Hirudinaria, Ascaris, Ancylostoma
3. Bombyx, Pleurobrachia, Culex, Locusta
4. Adamsia, Ctenoplana, Taenia, Anopheles

Q. Cephalothorax is seen in organisms of phylum

1. Platyhelminthes
2. Aschelminthes
3. Annelida
4. Arthropoda

Q. Which of the following is a defining feature of Arthropods?

1. Closed circulatory system
2. Capacity for regeneration
3. Jointed appendages
4. Segmented body

Q. Which of the following parts of a cockroach's leg is present immediately after the femur (in the direction from the one closest to the body, outward)?

1. Coxa
2. Trochanter
3. Tarsus
4. Tibia

Q. The members of which phylum have a coelom filled with blood?

1. Arthropoda
2. Annelida
3. Echinodermata
4. Nemathelminthes

Q. In the following diagram of a leg of cockroach, parts have been indicated by alphabets. Choose the answer in which these alphabets have been correctly matched with the parts which they indicate.

1. A = Coxa, B = Tibia, C = Tarsus, D = Femur, E = Trochanter
2. A = Coxa, B = Femur, C = Trochanter, D = Tarsus, E = Tibia
3. A = Coxa, B = Tarsus, C = Femur, D = Tibia, E = Trochanter
4. A = Coxa, B = Trochanter, C = Femur, D = Tibia, E = Tarsus

Q. Which one of the following is a matching pair of a body feature and the animal possessing it ?

1. Ventral heart Scorpion
2. Post-anal tail Octopus
3. Ventral central Leech nervous system
4. Pharyngeal gill slits Chamaeleon Absent in embryo

Q. The figure given below shows a type of coelom. Identify and select the correct group of organism which possess them, it must include only one exception:

1. Apis, Laccifer, Nereis, Pheretima
2. Pheretima, Hirudinaria, Ascaris, Ancylostoma
3. Bombyx, Pleurobrachia, Culex, Locusta
4. Adamsia, Ctenoplana, Taenia, Anopheles