Give three examples of the range of variations that you see in life forms around you.

2

(a)

Why a method of classification of animals proposed by Aristotle was not accepted? Explain with example.

2

(a)

What is the criterion for classification of organisms as belonging to kingdom Monera or Protista?

2

(a)

In the hierarchy of classification, which grouping will have the smallest number of organisms with maximum common characteristics and which will have the largest number of organisms?

2

(a)

What are phanerogams?

2

(a)

How are pteridophytes different from the phanerogams?

2

(a)

How do gymnosperms and angiosperms differ from each other?

2

(a)

List important features of members of Kingdom Animalia. 

2

(a)

State any two characteristics features of animals.

2

(a)

Classify the following in their respective phylum/class:
Jellyfish; Earthworm; Cockroach; Rat

2

(a)

How do annelid animals differ from arthropods?

2

(a)

What are the differences between amphibians and reptiles?

2

(a)

List the conventions that are followed while writing the scientific names.

2

(a)

Explain how animals in vertebrata are classified into further subgroups.

2

(a)

Sheela shouted there is wall lizard in the room running on the wall. She started throwing shoes and other articles to hurt the lizard. Her mother came in the room and cool down the daughter and said it will not harm you. Do not hurt or kill it.
Answer the following questions based on the above information:
(a) Whether the wall lizard is poisonous?
(b) What is its food and how can it run on the vertical wall?
(c) Give one reason to justify that Sheela's mother action is environment friendly.

2

(a)