Biology

Diversity in Living Organisms

Question:

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

Answer:

Kindom Animalia is divided into nine phyla i.e.
  1. Porifera (sponges)
  2. Coelenterata (jellyfishes, corals...)
  3. Platyhelminthes (flat worms)
  4. Nematoda (round worms)
  5. Annelida (earthworms)
  6. Arthropoda (insects, spiders, crabs etc.)
  7. Mollusca (snails, oysters etc.)
  8. Echinodermata (starfishes, sea urchins etc.)
  9. Chordata (animals with backbone)
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Diversity in Living Organisms

Q 1.

Name a reptile which has four chambered heart.

Q 2.

Give examples of Arthropod animals.

Q 3.

In how many kingdoms Carolus Linnaeus diving living beings?

Q 4.

How is a body of Arthropods segmented?

Q 5.

Give three examples of Protochordata animals.

Q 6.

Cold blooded, two chamber heart, stream lined body, scales on skin, gills present, aquatic life. Which group of vertebrates are we referring to?

Q 7.

In which kingdom you will place an organism which is multicellular, eukaryotic, non-green heterotroph or saprophytic, lacks chlorophyll and has an absorptive mode of nutrition?

Q 8.

Give examples of bryophytes.

Q 9.

Differentiate between Annelida and Nematode.

Q 10.

What is the primary characteristic on which the first division of organisms is made?

Q 11.

Name the two groups of Plantae that are commonly called phanerogams.

Q 12.

No scales on skin, mucus glands on skin, three chambered heart, respiration through gills, lungs and skin, oviparous, live on land and in water. Name the group of these vertebrates.

Q 13.

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 14.

Give examples of egg laying mammals

Q 15.

What do you mean by biodiversity?

Q 16.

Name five countries that lie in the region of megadiversity.

Q 17.

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

Q 18.

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

Q 19.

Why bryophytes are called the amphibians of the plant kingdom?

Q 20.

List important characteristics (at least three) of bryophytes.

Q 21.

Name the plants that are called "First vascular land plants".

Q 22.

How Phanerogams are divided further chiefly?

Q 23.

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

Q 24.

Write two important characteristics of sponges ?

Q 25.

Which animal phylum is commonly called as flatworms?

Q 26.

Give examples of animals belong to Nematoda.

Q 27.

Name the phylum to which Start fish and Sea urchin belong to?

Q 28.

Give examples of organisms which belong to Phylum Protochordata.

Q 29.

Name the three divisions of Plantae that have inconspicuous reproductive organs. What are their seeds called?

Q 30.

Hydra, Jelly Fish, corals belog to which group of animals?

Q 31.

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

Q 32.

What type of circulatory system do Molluscs have?

Q 33.

Snakes, turtles, lizards and crocodiles belong to which category of vertebrates?

Q 34.

Give three examples of flightless birds.

Q 35.

What are the advantages of classification?

Q 36.

Will advanced organisms be the same as complex organisms? Why?

Q 37.

Name the book written by Carolus Linnaeus on the classification of organisms.

Q 38.

Explain the basis for grouping organisms into five kingdoms.

Q 39.

In which kingdom will you place an organism which is single-celled, eukaryotic and photosynthetic?

Q 40.

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

Q 41.

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

Q 42.

On what basis plants are divided into two sub-kingdoms?

Q 43.

Give two examples of Gymnosperms.

Q 44.

What are the general characteristics found in all animals?

Q 45.

Which animal phylum is considered to be first triploblastic animals?

Q 46.

Name a parasitic disease caused by members of Nematoda.

Q 47.

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

Q 48.

What kind of circulatory system is found in animals from Mollusca phylum?

Q 49.

How is locomotion brought in animals belonging to Mollusca phylum?

Q 50.

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