Arthropoda

Q.

How many legs does a spider have?

Q. Who proposed the 'Four Kingdom' classification?

1. Carl Linnaeus
2. Edouard Chatton
3. Cavalier-Smith
4. Herbert F. Copeland

Q.

Who proposed two kingdom classification?

1. R. Whittaker

2. Eichler

3. Eichler

4. Carolus Linnaeus

Q.

Tube within tube body plan is shown by

1. Aschelminthes (Nemethelminthes)

2. Platyhelminthes

3. Porifers

4. Coelenterates

Q.

Which group is the largest group of animals?

Q.

Is it true that cockroaches have an outer skeleton?

1. True
2. False

Q. What are spiracles? Which organism has spiracles? What is its function? [3 MARKS]

Q.

In physical appearance, what is the difference between male female cockroach

Q.

The honey bees exhibit a type of dance to communicate the location of food. This is known as

1. Waggle dance

2. Tap dance

3. Round dance and waggle dance

4. Breakdance

Q.

Are flatworms harmful to humans?

Q. Animals which have wings and a pair of legs

Q.

Give one method which could be applied to reduce our intake of pesticides through food to some extent.

Q.

Protein in silk thread is ___.

1. fibroin
2. keratin
3. globulin
4. albumin

Q.

Mention any one major difference and one major similarity in insects and birds?

Q. A spider spinning its web is an example of ____ behaviour.

1. Instinct
   
2. Imprinting
   
3. Conditioning
   
4. Imitation

Q.

Write about the mandibles in cockroaches.

Q.

Which animal has the best lungs?

Q. To which phylum does butterfly belong?

1. Mollusca

2. Annelida

3. None of the above

4. Arthropoda

Q.

Give a note on general characteristics of phylum Arthropoda.

Q. What are the example of protochordata

Q.

Write four general characters of phylum Arthropoda .Give two examples.

Q. The three stages of incomplete metamorphosis are Egg, Nymph, and Adult stage respectively.

1. True
2. False

Q.

Stone canal is a part of __________ structure of echinoderms.

Q.

Question 8 (ii)
Given below is a square of letters in which are hidden different words related to respiration in organisms. These words may be present in any direction – upwards, downwards, or along the diagonals. Find the words for your respiratory system. Clues about those words are given below the square.

(ii) Skeletal structures surrounding chest cavity

Q.

Name the excretory organ of (a) Crab; (b) Insect.

Q. difference between protochordate and chordate

Q. Difference between sessile and sedentary organism s

Q.

Explain the general characters of phylum Arthropoda. Give one example of following classes (i) Crustacea; (ii) Myriapoda; (iii) Insecta; (iv) Arachnida.

Q.

What is the definition of Arthropoda?

Q.

Question 08
What is metamorphosis? Give examples.