Biology

Diversity in Living Organisms

Question:

In which kingdom would you place an organism which is unicellular, eukaryotic and photosynthetic?

Answer:

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

Q 3.

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

Q 4.

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

Q 5.

Do sponges have a nervous system?

Q 6.

Name a parasitic disease caused by members of Nematoda.

Q 7.

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

Q 8.

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 9.

Give two examples of Bryophyta plants?

Q 10.

Pines and Deodar belong to which group of Plants?

Q 11.

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

Q 12.

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

Q 13.

Which is the largest group of animals?

Q 14.

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

Q 15.

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 16.

What do you mean by biodiversity?

Q 17.

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

Q 18.

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

Q 19.

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

Q 20.

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

Q 21.

Name the organisms which are outside the classification.

Q 22.

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

Q 23.

Which division among plants has the simplest organisms?

Q 24.

How Phanerogams are divided further chiefly?

Q 25.

Define Cryptograms.

Q 26.

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

Q 27.

Give examples of Porifera or Sponges.

Q 28.

Identify the phylum having following characteristics:

Q 29.

What are four main features of phylum coelenterates?

Q 30.

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

Q 31.

Which animal phylum is considered to be first triploblastic animals?

Q 32.

Write important features about Phylum Platyhelminthes.

Q 33.

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

Q 34.

Differentiate between Annelida and Nematode.

Q 35.

Name the largest group (phylum) of animals.

Q 36.

Give examples of Arthropod animals.

Q 37.

How is a body of Arthropods segmented?

Q 38.

What is the type of circulatory system present in Arthropods?

Q 39.

How do annelid animals differ from arthropods?

Q 40.

Give examples of animals that belong to Phylum Mollusca.

Q 41.

How is locomotion brought in animals belonging to Mollusca phylum?

Q 42.

Name the phylum to which this organism belongs. Write any two characteristic feature of the phylum.

Q 43.

Why are Bats and whales classified as mammals?

Q 44.

Name the substance which makes the cell wall of fungi.

Q 45.

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

Q 46.

Give examples of the organisms that have cilia and flagellum for moving around.

Q 47.

In the hierarchy of classification, which group will have the smallest number of organisms and a maximum number of similar characteristics?

Q 48.

Who introduced the system of scientific nomenclature of organisms?

Q 49.

Name the kingdom which includes the simplest form of eukaryotes.

Q 50.

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