Question:
What is Symbiotic? Give an example of organisms which exhibit this relationship.
Answer:
Some fungal species live in mutually dependent relationship with blue-green algae. Such relationships are called symbiotic. These symbiotic life forms are called lichens. In lichens, the fungal component is called the mycobiont and the algal component is known as the phycobiont.
Diversity in Living Organisms
Q 1.
Name a reptile which has four chambered heart.
Q 2.
Why bryophytes are called the amphibians of the plant kingdom?
Q 3.
Give examples of Arthropod animals.
Q 4.
Will advanced organisms be the same as complex organisms? Why?
Q 5.
In which kingdom, you will place an organism which is multicellular, eukaryotic, heterotroph, lacks chlorophyll and has an ingestive mode of nutrition.
Q 6.
Which division among plants has the simplest organisms?
Q 7.
List important characteristics (at least three) of bryophytes.
Q 8.
How Angiosperms are divided further?
Q 9.
Which animal phylum is considered to be first triploblastic animals?
Q 10.
How is locomotion brought in animals belonging to Mollusca phylum?
Q 11.
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 12.
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 13.
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 14.
Give an example of mammal that can fly.
Q 15.
Based on evolution, primarily how organisms are categorised?
Q 16.
According to the five-kingdom system, which kingdom contains organisms whose structure is composed of prokaryotic cells?
Q 17.
Blue-green algae are classified with bacteria and placed in kingdom Monera.
Q 18.
What is Symbiotic? Give an example of organisms which exhibit this relationship.
Q 19.
On what basis plants are divided into two sub-kingdoms?
Q 20.
Define Cryptograms.
Q 21.
Write the differences between monocots and dicots.
Q 23.
How do poriferan animals differ from coelenterate animals?
Q 24.
Woese introduced by dividing the Monera kingdom into two sub-kingdoms. Name the two?
Q 25.
Write the name of the group of plants, which produces seeds, but not fruits.
Q 26.
Algae belongs to which division of Plantae?
Q 27.
Hydra, Jelly Fish, corals belog to which group of animals?
Q 28.
What is the main basis of differentiation between vertebrates and non-vertebrates?
Q 29.
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 30.
How are pteridophytes different from the phanerogams?
Q 31.
In how many Phyla, the animal kingdom is divided into?
Q 32.
Which animal phylum is commonly called as flatworms?
Q 33.
Which phylum is commonly called roundworms or pinworms?
Q 34.
Give examples of animals belong to Nematoda.
Q 35.
Name the first animals (phylum) that have a true body cavity.
Q 36.
How is a body of Arthropods segmented?
Q 37.
List three important characteristics of Phylum Protochordata.
Q 38.
In which kingdom would you place an organism which is unicellular, eukaryotic and photosynthetic?
Q 39.
In the hierarchy of classification, which group will have the smallest number of organisms and a maximum number of similar characteristics?
Q 40.
Who introduced the system of scientific nomenclature of organisms?
Q 41.
Identify plant group which has parallel venation, scattered vascular bundles, flower petals/parts in multiple of three, fibrous roots.
Q 42.
Pines and Deodar belong to which group of Plants?
Q 43.
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 44.
Filarial worms, (Ascaris)round worms, (Wuchereria)pin worms belong to which group of animalia?
Q 45.
Give three examples of Molluscs
Q 46.
Give examples of egg laying mammals
Q 47.
Give an example of marsupial mammal
Q 48.
Who is known as the father of taxonomy?
Q 49.
Give three examples of the range of variations that you see in lifeforms around you.
Q 50.
What is the primary reason for such a huge diversity we find in animals and plants?
