Biology

Diversity in Living Organisms

Question:

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

Answer:

Organisms which do not have well-defined cell structure (prokaryotic cells) are grouped under Kingdom Monera. Organisms which are unicellular and eukaryotes are placed under Kingdom Protista.
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Diversity in Living Organisms

Q 1.

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

Q 2.

Why do we classify organisms?

Q 3.

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

Q 4.

Identify the division of Plantae having following characteristics:
i. Seeds not enclosed within fruit.
ii. Flowers represented as cones (unisexual)
iii. Ovules not located in ovary.

Q 5.

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 6.

Which is the largest group of animals?

Q 7.

Give examples of egg laying mammals

Q 8.

What are naked-seeded plants are called?

Q 9.

Write the differences between monocots and dicots.

Q 10.

Why are Bats and whales classified as mammals?

Q 11.

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

Q 12.

Give three examples of Molluscs

Q 13.

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

Q 14.

Which do you think is a more basic characteristic for classifying organisms?(a) the place where they live.(b) the kind of cells they are made of. Why?

Q 15.

Who wrote the book The Origin of Species?

Q 16.

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 17.

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

Q 18.

How Phanerogams are divided further chiefly?

Q 19.

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

Q 20.

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

Q 21.

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

Q 22.

Give examples of animals belong to Nematoda.

Q 23.

Name the largest group (phylum) of animals.

Q 24.

What is the type of circulatory system present in Arthropods?

Q 25.

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 26.

Give three examples of animals belong to Echinodermata

Q 27.

Write important features about Phylum Platyhelminthes.

Q 28.

Give examples of organisms which belong to Phylum Protochordata.

Q 29.

List three important characteristics of Phylum Protochordata.

Q 30.

Name the kingdom which includes the simplest form of eukaryotes.

Q 31.

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

Q 32.

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

Q 33.

Name a reptile which has four chambered heart.

Q 34.

In how many kingdoms Carolus Linnaeus diving living beings?

Q 35.

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

Q 36.

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

Q 37.

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

Q 38.

Name a parasitic disease caused by members of Nematoda.

Q 39.

How is locomotion brought in animals belonging to Mollusca phylum?

Q 40.

What is a notochord? What does it do?

Q 41.

Identify the Animalia group having following features:

Q 42.

Spiny skin, marine, triploblastic coelomates having water-driven tube system for locomotion. What type of group are we talking of?

Q 43.

Give three examples of Protochordata animals.

Q 44.

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

Q 45.

Define evolution.

Q 46.

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

Q 47.

Give examples of bryophytes.

Q 48.

Which animal phylum is commonly called as flatworms?

Q 49.

In the hierarchy of classification, which group will have the largest number of organisms?

Q 50.

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