Biology

Diversity in Living Organisms

Question:

Which in your opinion is more basic characteristic for classifying organism. The place where they live in or the kind of cells they are made of?

Answer:

Cell Design (Kinds of cells make an organism.)
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Diversity in Living Organisms

Q 1.

What are the major divisions in the Plantae? What is the basis for these divisions?

Q 2.

Give two examples of Bryophyta plants?

Q 3.

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

Q 4.

On what bases are plants and animals put into different categories?

Q 5.

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

Q 6.

Do sponges have a nervous system?

Q 7.

Name a parasitic disease caused by members of Nematoda.

Q 8.

What is the type of circulatory system present in Arthropods?

Q 9.

Name a symbiotic life form that grows on the bark of a tree as large, coloured patches.

Q 10.

Name the simplest of plants that do not have a well-differentiated body design.

Q 11.

Woese introduced by dividing the Monera kingdom into two sub-kingdoms. Name the two?

Q 12.

Amar, Ujala and Anara wrote the scientic name of mango as follows. Who wrote it correctly.
Amar - Mangifera Indica
Ujala - Mangifera indica
Anara - mangifera indica

Q 13.

Pines and Deodar belong to which group of Plants?

Q 14.

Sunflower, Maize, Wheat and Pea belong to which group of plants?

Q 15.

Commonly called flatworm, bilateral symmetrical, acoelomates are the features of which animal division?

Q 16.

Which is the largest group of animals?

Q 17.

Give three examples of Protochordata animals.

Q 18.

What is the main basis of differentiation between vertebrates and non-vertebrates?

Q 19.

Four Chambered heart, mostly viviparous, skin covered with hairs, skin contains sweat and oil glands, four chambered heart. Which category of vertebrates are we talking about?

Q 20.

Give examples of egg laying mammals

Q 21.

Give an example of mammal that can fly.

Q 22.

What do you mean by biodiversity?

Q 23.

Why is there a need for classification and systematic naming of living organisms?

Q 24.

Name the levels of classification proposed by Linnaeus. What happens to similarities among organisms as we go from top to bottom level?

Q 25.

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

Q 26.

Name the scientist who created the third kingdom for all microscopic unicellular organisms. What did he call it?

Q 27.

In which kingdom, you will place an organism which is multicellular, eukaryotic, heterotroph, lacks chlorophyll and has an ingestive mode of nutrition.

Q 28.

Name the organisms which are outside the classification.

Q 29.

Blue-green algae are classified with bacteria and placed in kingdom Monera.

Q 30.

What is Symbiotic? Give an example of organisms which exhibit this relationship.

Q 31.

Give examples of Thallophyta plants.

Q 32.

Which division among plants has the simplest organisms?

Q 33.

List important characteristics (at least three) of bryophytes.

Q 34.

How Phanerogams are divided further chiefly?

Q 35.

Define Cryptograms.

Q 36.

How do gymnosperms and angiosperms differ from each other?

Q 37.

In how many Phyla, the animal kingdom is divided into?

Q 38.

Name the phylum to which the following are included. (i) Spider (ii) Cockroach (iii) Prawn (iv) Housefly

Q 39.

Give examples of Porifera or Sponges.

Q 40.

Identify the phylum having following characteristics:

Q 41.

What are four main features of phylum coelenterates?

Q 42.

Animals belong to phylum Coelenterata are diploblastic. What do you mean by the term diploblastic?

Q 43.

Which animal phylum is considered to be first triploblastic animals?

Q 44.

Write important features about Phylum Platyhelminthes.

Q 45.

Which phylum is commonly called roundworms or pinworms?

Q 46.

Name the first animals (phylum) that have a true body cavity.

Q 47.

Differentiate between Annelida and Nematode.

Q 48.

Name the largest group (phylum) of animals.

Q 49.

Give examples of Arthropod animals.

Q 50.

How is a body of Arthropods segmented?