Biology

Diversity in Living Organisms

Question:

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.

Answer:

Gymnosperms
previuos
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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.

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

Q 7.

Which worms cause elephantiasis. Name the group it belongs to?

Q 8.

Give three examples of organisms that are arthopods.

Q 9.

Give three examples of flightless birds.

Q 10.

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 11.

Which animal phylum is commonly called as flatworms?

Q 12.

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

Q 13.

Which division of plants are often called amphibians of the plant kingdom?

Q 14.

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

Q 15.

Algae belongs to which division of Plantae?

Q 16.

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

Q 17.

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 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 45.

What is osculum?

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.