Biology

The Living World

Question:

Linnaeus is considered as Father of Taxonomy. Name two other botanists known for their contribution to the field of plant taxonomy.

Answer:

Natural system of classification for flowering plants was given by George Bentham and Joseph Dalton Hooker, in three volume of Genera Plantarum.

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The Living World

Q 1.

Some of the properties of tissues are not the constituents of its cells. Give three examples to support the statement.

Q 2.

What does ICZN stand for?

Q 3.

Match the following and choose the correct option.

A. Family (0 tuberosum
B. Kingdom (ii) Polymoniales
C. Order (iii) Solarium
D. Species (iv) Plantae
E. Genus (v) Solanaceae

Options:
(a) D—(i), C—(ii), E—(iii), B—(iv), A-(v)
(b) E—(i), D—(ii), B—(iii), A—(iv), C- (c) D-C), E—(ii), B—(iii), A—(iv), C-(v)
(d) E—(i), €—(ii), B—-(iii), A-(iv), D-(v)

Q 4.

Amoeba multiplies by mitotic cell division. Is this phenomena growth or reproduction? Explain.

Q 5.

Amoeba multiplies by mitotic cell division. Is this phenomena growth or reproduction? Explain.

Q 6.

Properties of cell organelles are not always found in the molecular constituents of cell organelles. Justify.

Q 7.

A plant may have different names in different regions of the country or world. How do botanists solve this problem?

Q 8.

Given below is the scientific name of mango. Identify the correctly written name.
Mangifera Indica Mangifera indica

Q 9.

What is a monograph?

Q 10.

Why are the classification systems changing every now and then?

Q 11.

What does ICZN stand for?

Q 12.

What is the similarity and dissimilarity between "whole moong daal"and "broken moong daal"in terms of respiration and growth? Based on these parameters classify them into living or nonliving?

Q 13.

Brassica compestris Linn
a. Give the common name of the plant.
b. What do the first two parts of the name denote?
c. Why are they written in italics?
d. What is the meaning of Linn written at the end of the name?

Q 14.

Linnaeus is considered as Father of Taxonomy. Name two other botanists known for their contribution to the field of plant taxonomy?

Q 15.

Which is the largest botanical garden in the world? Name a few well known botanical gardens in India.

Q 16.

A student of taxonomy was puzzled when told by his professor to look for a key to identify a plant. He went to his friend to clarify what ‘Key’ the professor was referring to? What would the friend explain to him?

Q 17.

Do you consider a person in coma-living or dead?

Q 18.

Try to collect all the currently accepted meanings for the word ‘species’. Discuss with your teacher the meaning of species in case of higher plants and animals on one hand, and bacteria on the other hand.

Q 19.

Some of the properties of tissues are not the constituents of its cells. Give three examples to support the statement.

Q 20.

International Code of Botanical Nomenclature (ICBN) has provided a code for classification of plants. Give hierarchy of units of classification botanists follow while classifying plants and mention different’Suffixes’ used for the units.

Q 21.

How is a key helpful in the identification and classification of an organism?

Q 22.

Couplet in taxonomic key means .

Q 23.

What is a Monograph?

Q 24.

Define metabolism.

Q 25.

Can you identify the correct sequence of taxonomical categories?
(a) Species —> Order —> Phylum —> Kingdom
(b) Genus—) Species—> OrderKingdom
(c) Species —> Genus —>Order —> Phylum

Q 26.

Linnaeus is considered as Father of Taxonomy. Name two other botanists known for their contribution to the field of plant taxonomy.

Q 27.

What different criteria would you choose to classify people that you meet often?

Q 28.

A ball of snow when rolled over snow increases in mass, volume and size. Is this comparable to growth as seen in living organisms? Why?

Q 29.

In a given habitat we have 20 plant species and 20 animal species. Should we call this as ‘diversity’ or ‘biodiversity’? Justify your answer.

Q 30.

The number and kinds of organism is not constant. How do you explain this statement?

Q 31.

What is meant by living? Give any four defining features of life forms.

Q 32.

What do we learn from identification of individuals and populations?

Q 33.

Why are living organisms classified?

Q 34.

Properties of cell organelles are not always found in the molecular constituents of cell organelles. Justify.

Q 35.

A ball of snow when rolled over snow increases in mass, volume and size. Is this comparable to growth as seen in living organisms? Why?

Q 36.

How do you prepare your own herbarium sheets? What are the different tools you carry with you while collecting plants for the preparation of a herbarium? What information should a preserved plant material on the herbarium sheet provide for taxonomical studies?

Q 37.

Illustrate the taxonomical hierarchy with suitable examples of a plant and an animal.

Q 38.

Define and understand the following terms:
(i) Phylum (ii) Class (iii) Family
(iv) Order (v) Genus

Q 39.

Which is the largest botanical garden in the world? Name a few well known botanical gardens in India.

Q 40.

In a given habitat we have 20 plant species and 20 animal species. Should we call this as ‘diversity' or ‘biodiversity'? Justify your answer. –

Q 41.

Define metabolism.

Q 42.

What is the difference between flora, fauna and vegetation? Eichhornia crassipes is called as an exotic species while Rauwolfia serpentina is an endemic species in India. What do these terms exotic and endemic refer to?

Q 43.

Brinjal and potato belong to the same genus Solarium, but to two different species. What defines them as separate species?

Q 44.

A scientist has come across a plant which he feels is a new species. How will he go about its identification, classification and nomenclature.

Q 45.

Do you consider a person in coma-living or dead?

Q 46.

Metabolism is a defining feature of all living organisms without exception. Isolated metabolic reactions in vitro are not living things but surely living reactions. Comment.

Q 47.

The number and kinds of organism is not constant. How do you explain this statement?

Q 48.

What are taxonomical aids? Give the importance of herbaria and museums. How are Botanical gardens and Zoological parks useful in conserving biodiversity?

Q 49.

A student of taxonomy was puzzled when told by his professor to look for a key to identify a plant. He went to his friend to clarify what ‘Key' the professor was referring to? What would the friend explain to him?

Q 50.

What are taxonomical aids? Give the importance of herbaria and museums. How are Botanical gardens and Zoological parks useful in conserving biodiversity?