Phylum Arthropoda

Q. Animals like annelids and arthropods show

1. All of these
2. Asymmetry
3. Radial symmetry
4. Bilateral symmetry

Q. Which of the following pairs of phyla exhibit segmentation?

1. Mollusca and Chordata
2. Echinodermata and Annelida
3. Platyhelminthes and Arthropoda
4. Annelida and Arthropoda

Q. Set of useful insects is

1. Bedbug, silkmoth and Anopheles
2. Honeybee, bed bug and locust
3. silkworm, lac insect and honey bee
4. Wasp, Anopheles and bed bug

Q.

The evolutionary process where segments combine to form distinct and functional units is known as ___________

1. Regeneration

2. Segmentation

3. Cephalisation

4. Tagmosis

Q. The largest phylum in the Animal Kingdom is

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

Q.

Which invertebrate phylum possesses the following features?

Bilateral symmetry, triploblastic, metamerism, open vascular system

1. Annelida

2. Mollusca

3. Arthropoda

4. Aschelminthes

Q.

Which of the following is not an insect?

1. Locusta

2. Limulus

3. Anopheles

4. Culex

Q.

Fill in the blanks with correct words and pick the right option:
The specific organs in arthropods for excretion, respiration and locomotion are (i)_______, (ii)________ and (iii)________ respectively.

1. (i)Trachea, (ii)Metamorphosis, (iii)Malphighian Tubules, (iv)Wings.

2. (i)Malphighian Tubules, (ii)Trachea, (iii)Wings, (iv)Metamorphosis.

3. (i)Wings, (ii)Malphighian Tubules, (iii)Trachea, (iv)Metamorphosis.

4. (i)Metamorphosis, (ii)Wings, (iii)Malphighian Tubules, (iv)Trachea.

Q.

Which of the following are examples of the Phylum Arthropoda?

1. apple snail, honey bee, euplectella

2. sea star, scorpion, sea urchin

3. cockroach, scorpion, prawn

4. Silver fish, starfish, prawn

Q. In Arthropoda, head and thorax are often fused to form cephalothorax, but in which one of the following classes, the body is divided into head, thorax and abdomen?

1. Crustacea
2. Insecta
3. Myriapoda
4. Arachnida and Crustacea