Phylum Arthropoda

Q.

What is metamorphosis? Give examples.

Q.

What is the blood colour of a cockroach?

Q.

What is the young one of a fish called?

Q.

Name the animal in which blood is not present.

Q. How do spiders digest their food?

Q.

What is the function of fat body in frog?

1. To store carbohydrates

2. To store protein

3. To store minerals

4. To store fats

Q.

How many legs does a bird have?

1. One

2. Two

3. Three

4. Four

Q.

What are the common characteristics of animals?

Q.

What are gills? What are its functions? If it’s present along with lungs such organisms are called as? [3 MARKS]

Q.

The body of arthropods is covered by a hard outer covering called ____________.

Q.

What is the function of mucous gland present in the skin of a toad?

1. The secretion of these glands keeps the skin dry.

2. The secretion of these glands keeps the skin moist and slippery.

3. The secretion of these glands helps in digestion.

4. None of the above

Q.

Which of these is a true fish?

1. Jellyfish

2. Starfish

3. Dogfish

4. Silverfish

Q.

The scientific name of sal is__.

1. Cocos nucifera

2. Corchorus capsularis

3. Shorea robusta

4. Gossypium herbaceum

Q. Periplaneta americana belong to which phylum?

1. Annelida

2. Mollusca

3. Arthropoda

4. None of the above

Q. What is egg ?

Q.

Which among the following is exclusively marine?

1. Porifera

2. Echinodermata

3. Mollusca

4. Pisces

Q. Which of the following phyla of the kingdom Animalia is triploblastic in nature?

1. Coelenterata and Platyhelminthes
2. Nematoda and Coelenterata
3. Nematoda and Annelida
4. Annelida and Arthropoda

Q. Which of the following disease is not transmitted by house flies?

1. Typhoid
2. Yellow fever
3. Dysentery
4. Cholera

Q.

By which specialized structure does the larva of mosquitoes breathe?

Q. Question 20
Spot as many organisms as possible in the puzzle given as Figure 1.2 by encircling them as shown. Write the names on a sheet of paper and categorise them into autotrophs and heterotrophs. Classify the heterotrophs into herbivores, carnivores, omnivores and saprophytes.

Q. Name the structure responsible for gaseous exchange in prawn?

Q.

Which hormone controls the metamorphosis in a caterpillar?

Q.

Jointed legs are the characteristic feature of which phylum?

1. Arthropoda

2. Annelida

3. Nematoda

4. Echinodermata

Q.

Palaemon (prawn) has an open circulatory system and has jointed legs. Which group does it belong to?

1. Annelida

2. Coelenterata

3. Protozoa

4. Arthropoda

Q.

Major food crops of the world belong to the family

1. Leguminosae

2. Cruciferae

3. Gramineae

4. Solanaceae

Q. Sponges are mostly found in fresh water.

1. True
2. False

Q. The worms causing elephantiasis belong to the Phylum .

1. Cnidaria
2. Annelida
3. Nematoda

Q.

Which protozoan causes malaria?

1. Red Tide

2. Plasmodium falciparum

3. Amoeba

4. Centropyxis

Q.

Organisms of phylum Arthropoda do not possess jointed legs.

1. True

2. False

Q.

What is the function of hook in the animals of phylum Platyhelminthes?