Question

The first systematic approach to the classification of living

organisms was made by ................................

2. .......................is the science of classification which makes

the study of wide variety of organisms easier.

3. A number of related families having common characters are

placed in an ...........................

4. Germ layers are formed during the development of

.........................

5. ...................... separates the digestive tract from the body

wall.

6. A true body cavity or coelom is one that is located within

the ......................

7. The scientific name of leech is .......................

8. The tentacles of hydra bears stinging cells called

.......................

9. The body cavity in Ascaris is ........................ type.

10. In Annelids Metameres are joined by ring like structures

called .....................​

Answer 1

Answer:

1=Carolus Linnaeus

2=Taxonomy

3=Order

4=primary cell layers or embryo (during  gastrulation)

5= may be diaphragm

6=metazoans

7=Hirudinea

8=cnidocytes

9=pseudocoelomates

10=pack saddle