Question:
Animals belong to phylum Coelenterata are diploblastic. What do you mean by the term diploblastic?
Answer:
Diploblastic means animals having two germ layers. Body walls of animals of phylum Coelenterata are made up of two layers, of which outer is called ectoderm and inner is endoderm. Between these two layers found jelly like substance mesoglea.
Diversity in Living Organisms
Q 1.
Name the plants that are called "
First vascular land plants".
Q 2.
Give three examples of animals belong to Echinodermata
Q 3.
What is a notochord? What does it do?
Q 4.
Name a reptile which has four chambered heart.
Q 5.
Give examples of egg laying mammals
Q 6.
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 7.
Commonly called flatworm, bilateral symmetrical, acoelomates are the features of which animal division?
Q 8.
Which worms cause elephantiasis. Name the group it belongs to?
Q 9.
Give three examples of organisms that are arthopods.
Q 10.
Give three examples of flightless birds.
Q 11.
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 12.
Which animal phylum is commonly called as flatworms?
Q 13.
In the hierarchy of classification, which group will have the largest number of organisms?
Q 14.
Which division of plants are often called amphibians of the plant kingdom?
Q 15.
Woese introduced by dividing the Monera kingdom into two sub-kingdoms. Name the two?
Q 16.
Algae belongs to which division of Plantae?
Q 17.
Name the three divisions of Plantae that have inconspicuous reproductive organs. What are their seeds called?
Q 18.
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 19.
Hydra, Jelly Fish, corals belog to which group of animals?
Q 20.
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 21.
Give an example of mammal that can fly.
Q 22.
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 23.
On what bases are plants and animals put into different categories?
Q 24.
Who wrote the book
The Origin of Species?
Q 25.
Will advanced organisms be the same as complex organisms? Why?
Q 26.
Name the levels of classification proposed by Linnaeus. What happens to similarities among organisms as we go from top to bottom level?
Q 27.
How do the saprophytes get their food? Give two examples of a saprophyte.
Q 28.
Give examples of bryophytes.
Q 29.
Which phylum is commonly called roundworms or pinworms?
Q 30.
Differentiate between Annelida and Nematode.
Q 31.
How is a body of Arthropods segmented?
Q 32.
What kind of circulatory system is found in animals from Mollusca phylum?
Q 33.
Name the phylum to which Start fish and Sea urchin belong to?
Q 34.
Spiny skin, marine, triploblastic coelomates having water-driven tube system for locomotion. What type of group are we talking of?
Q 35.
Snakes, turtles, lizards and crocodiles belong to which category of vertebrates?
Q 36.
What do you mean by biodiversity?
Q 37.
Why do we classify organisms?
Q 38.
Name the scientist who created the third kingdom for all microscopic unicellular organisms. What did he call it?
Q 39.
Who identified the Fungi as a separate multicellular eukaryotic kingdom and introduced five kingdoms? Name the five kingdoms.
Q 40.
Give examples of Thallophyta plants.
Q 41.
How Phanerogams are divided further chiefly?
Q 42.
What are naked-seeded plants are called?
Q 43.
How Angiosperms are divided further?
Q 44.
Write the differences between monocots and dicots.
Q 46.
Identify the phylum having following characteristics:
Q 47.
What are four main features of phylum coelenterates?
Q 48.
Animals belong to phylum Coelenterata are diploblastic. What do you mean by the term diploblastic?
Q 49.
Give examples of animals belong to Nematoda.
Q 50.
Name a parasitic disease caused by members of Nematoda.
