Biology

Diversity in Living Organisms

Question:

What are the general characteristics found in all animals?

Answer:

General characteristics found in all animals are:

  1. All animals are multicellular, eukaryotic and heterotrophic.
  2. All animals exhibit locomotion.
  3. Most of the animals have sense organs and nervous system.
  4. Nutrition is generally ingestive.
  5. Reproduction is generally sexual.

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Diversity in Living Organisms

Q 1.

Give examples of Arthropod animals.

Q 2.

Name the kingdom which includes the simplest form of eukaryotes.

Q 3.

Write the name of the group of plants, which produces seeds, but not fruits.

Q 4.

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

Q 5.

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

Q 6.

List important characteristics (at least three) of bryophytes.

Q 7.

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

Q 8.

Minimal body design, have holes which lead to canal system that helps in circulating water, marine habitat. Which division of Animalia it refers to?

Q 9.

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

Q 10.

Name five countries that lie in the region of megadiversity.

Q 11.

What are four main features of phylum coelenterates?

Q 12.

Name a parasitic disease caused by members of Nematoda.

Q 13.

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

Q 14.

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

Q 15.

Give two examples of Bryophyta plants?

Q 16.

Give two examples of Pteridophyes

Q 17.

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

Q 18.

Filarial worms, (Ascaris)round worms, (Wuchereria)pin worms belong to which group of animalia?

Q 19.

Give three examples of Protochordata animals.

Q 20.

Ambibian heart is divided into how many chambers?

Q 21.

What do you mean by biodiversity?

Q 22.

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

Q 23.

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

Q 24.

(a) What are saprophytes?
(b) Name the kingdom to which they belong.
(c) What is the cell wall of fungi made up of?

Q 25.

How are pteridophytes different from the phanerogams?

Q 26.

How Angiosperms are divided further?

Q 27.

What is the type of circulatory system present in Arthropods?

Q 28.

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

Q 29.

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

Q 30.

Who introduced the system of scientific nomenclature of organisms?

Q 31.

Identify the plant groups which has net like veins in leaves, flower parts in group of fours or fives, vascular bundles are in a ring and two seed leaves.

Q 32.

What type of circulatory system do Molluscs have?

Q 33.

Give three examples of animals belong to Echinodermata

Q 34.

Name a reptile which has four chambered heart.

Q 35.

Give three examples of flightless birds.

Q 36.

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 37.

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

Q 38.

Define Taxon.

Q 39.

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

Q 40.

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

Q 41.

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

Q 42.

Why are Thallophytes called non-embryonic plants?

Q 43.

How Phanerogams are divided further chiefly?

Q 44.

Give two examples of Gymnosperms.

Q 45.

How do annelid animals differ from arthropods?

Q 46.

What is a notochord? What does it do?

Q 47.

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 48.

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 49.

What is the primary reason for such a huge diversity we find in animals and plants?

Q 50.

Who wrote the book The Origin of Species?