Phylum Arthropoda

Q. Name the respiratory organs in the following organisms: Earthworm, insect, frog, fish

Q. Label the parts (A), (B), (C) and (D) from the given image of cockroach.

1. (A) Antennas, (B) Thorax, (C) Abdomen, (D) Wings
2. (A) Antennas, (B) Thorax, (C) Wings, (D) Abdomen
3. (A) Antennas, (B) Abdomen, (C) Wings, (D) Thorax
4. (A) Thorax, (B) Antennas, (C) Wings, (D) Abdomen

Q.

What is the function of flame cells?

Q.

How do bacteria excrete waste?

Q.

Prawn is an eucoelomate and has jointed legs. Of the following, which phylum does it belong to?

1. Arthropoda

2. Annelida

3. Coelenterata

4. Protozoa

Q. Which among the following are the characteristics of Class Amphibia?

1. Moist skin present for respiration
2. Absence of external ear and presence of tympanum
3. Presence of eye lids
4. Presence of unpaired fins for swimming.

Q. have jointed limbs/appendages and bilaterally symmetrical body.

1. Arthropods
2. Annelids
3. Nematodes

Q. Which group of animals from the options below exhibit features like jointed appendages, exoskeleton and segmented body?

1. Sponges and corals
2. Flatworm and roundworm
3. Crab and spider
4. Hydra and sea anemone

Q. Circulatory system in cockroach is

1. Open
2. Semi-open
3. Sometimes open and sometimes closed
4. Closed

Q.

What is a flame cell?

Q.

About 80% of all known living organisms belong to phylum_____________.

1. Mammals

2. Arthropoda

3. Mollusca

4. Birds

Q. Which among the following characteristic does not belong to arthropods?

1. Largest phylum
2. Possess water vascular system
3. Jointed appendages
4. Blood filled coelomic cavity

Q.

Which of the following does not belong to the group

1. leech

2. Scolopendra

3. Prawn

4. Scorpian

Q. is the largest phylum of kingdom Animalia.

1. Arthropoda
2. Annelida
3. Nematoda

Q.

The flame cells help in _____ and _____.

Q. Which animal is generally considered as a connecting link between the annelid worms and the arthropods?

1. Peripatus
2. Fairy shrimp
3. Barnacle
4. Mantis shrimp

Q. Wings of a parrot and _______ are an example of analogous organs.

1. wings of a housefly
2. foreleg of a frog
3. foreleg of a horse
4. flippers of a whale

Q. Animals with three pairs of legs belong to phylum ________________.

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

Q. Wings of a parrot and _______ are an example of analogous organs.

1. wings of a housefly
2. foreleg of a frog
3. foreleg of a horse
4. flippers of a whale

Q. Arrange the following phyla according to the number of organisms in the decreasing order from top to bottom.

1. Arthropoda
2. Echinodermata
3. Mollusca
4. Chordata

Q.

The images given below belongs to the phylum

1. Arthropods

2. Echinoderms

3. Molluscs

4. Annelids

Q.

Mammals exhibit a great degree of __to fit in the habitats in which they live.

Q. Fill in the blanks:
(a) Sensitive whiskers are found in _______.
(b) The tusks of elephants are modified ________.

Q. Biologists who study the sequences of organisms in the fossil record are

1. Taxonomists
2. Palaeontologists
3. Mixologists
4. Systematists

Q. Which of the following insect is useful for us?

1. Musca
2. Bombyx
3. Pheretima
4. Peripleneta