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Recent questions tagged biology

Discuss how classification systems have undergone several changes over a period of time. Since the dawn of civilization, many attempts have been made to classify organisms.

asked Jul 18, 2019 by swapnarajan1982

2 answers

Algae are known to reproduce asexually by variety of spores under different environmental conditions. Name these spores and the conditions in which they are produced.

asked Jul 18, 2019 by swapnarajan1982

1 answer

State the three steps of sexual cycle in fungi.

asked Jul 18, 2019 by swapnarajan1982

2 answers

State the characteristic features exhibited by Kingdom ANimalia.

asked Jul 18, 2019 by swapnarajan1982

1 answer

Write a note on lichens?

asked Jul 18, 2019 by swapnarajan1982

1 answer

What are bacteriophages? Who discovered them? Name their genetic material. Draw a diagram of TMV.

asked Jul 18, 2019 by swapnarajan1982

1 answer

Name any three parasitic protozoans and mention the disease each of them causes in human beings?

asked Jul 18, 2019 by swapnarajan1982

1 answer

Draw a well labeled diagram of Nostoc.

asked Jul 18, 2019 by swapnarajan1982

1 answer

Name a bacterium that causes each of the following: Citrus canker, Bacterial blight of rice and Crown gall in plants

asked Jul 18, 2019 by swapnarajan1982

1 answer

Draw a well labeled diagram of a bacterial cell.

asked Jul 18, 2019 by swapnarajan1982

1 answer

Fungi are cosmopolitan. Write the role of fungi in your daily life.

asked Jul 18, 2019 by swapnarajan1982

1 answer

At a stage of their cycle, ascomycetes fungi produce the fruiting bodies like apothecium, perithecium or cleistothecium. How are these types of fruiting bodies different from each other?

asked Jul 18, 2019 by swapnarajan1982

1 answer

Why are viruses called obligate intracellular parasites?

asked Jul 18, 2019 by swapnarajan1982

1 answer

What is meant by “Contagium vivum fluidum?” who gave this idea?

asked Jul 18, 2019 by swapnarajan1982

1 answer

Name any four diseases caused by viruses in human beings.

asked Jul 18, 2019 by swapnarajan1982

1 answer

Name the fungi called “Drosophila” of this kingdom. Why?

asked Jul 18, 2019 by swapnarajan1982

1 answer

i) Name the phyla of photosynthetic protists.<br> ii) which of them forms the major phytoplanktons of the oceans?

asked Jul 18, 2019 by swapnarajan1982

1 answer

Explain the phenomena of dominance co dominance and multiple allelism takin

asked Jul 17, 2019 by harshtaank9718269441

0 answers

What are the characteristic features of Euglenoids?

asked Jul 17, 2019 by swapnarajan1982

1 answer

Give the scientific name of the species of fungus:

asked Jul 17, 2019 by swapnarajan1982

1 answer

What are the demerits of five kingdom classification?

asked Jul 17, 2019 by swapnarajan1982

1 answer

Why are some fungi gouped under “fungi imperfectii?”

asked Jul 17, 2019 by swapnarajan1982

1 answer

How are virioids different from viruses?

asked Jul 17, 2019 by swapnarajan1982

1 answer

Write the importance of classification of organisms.

asked Jul 17, 2019 by swapnarajan1982

1 answer

Compare the salient features of Monera and Protists.

asked Jul 17, 2019 by swapnarajan1982

1 answer

There is a myth that immediately after a heavy rain in the forest, mushrooms appear in large number and makes a very large ring or circle which may be several meters in diameter. These are called “fairy rings”. Can you explain the myth of fairy rings in biological terms?

asked Jul 17, 2019 by swapnarajan1982

1 answer

Diatoms are also called “Pearls of the oceans”. Why? What is diatomaceous earth?

asked Jul 17, 2019 by swapnarajan1982

1 answer

How is the five kingdom classification advantageous over the two kingdom classification?

asked Jul 17, 2019 by swapnarajan1982

1 answer

Who discovered viroids?

asked Jul 17, 2019 by swapnarajan1982

1 answer

Why is Euglena known as mixotroph?

asked Jul 17, 2019 by swapnarajan1982

1 answer

What are halophiles?

asked Jul 17, 2019 by swapnarajan1982

1 answer

Name the two kingdoms in the two kingdom classification.

asked Jul 17, 2019 by swapnarajan1982

1 answer

When do bacteria form endospores?

asked Jul 17, 2019 by swapnarajan1982

1 answer

In the five kingdom system of classification of Whittaker, how many kingdoms are prokaryotes?

asked Jul 17, 2019 by swapnarajan1982

1 answer

A virus is considered to be a living organism and an obligate parasite when inside the host cell. But virus is not classified along with bacteria or fungi. What are the special characters of the virus that are similar to non living objects?

asked Jul 17, 2019 by swapnarajan1982

1 answer

During photosynthesis the oxygen in glucose comes from

asked Jul 17, 2019 by ananjd477

1 answer

The most important feature of all living system is to

asked Jul 15, 2019 by sajidkhan0786g

1 answer

The common name of pea is simpler than its botanical name, Pisum sativum. Why then the simpler common names not used instead of complex scientific/botanical name in Biology?

asked Jul 15, 2019 by swapnarajan1982

1 answer

Who saw live cell first

asked Jul 15, 2019 by shivampathak200302

1 answer

Suppose you accidently find an old preserved permanent slide without a label. In your effort to identify it you place the slide under the microscope and observe the following features. a) Unicellular b) well defined nucleus c) Bi flagellate –one flagellum lying longitudinally and the other transversely. What would you identify it as? Can you name the kingdom it belongs to?

asked Jul 15, 2019 by swapnarajan1982

1 answer

What is the principle underlying use of cyanobacteria in agricultural fields for crop improvement?

asked Jul 15, 2019 by swapnarajan1982

1 answer

Who is called “Father of classification”?

asked Jul 15, 2019 by swapnarajan1982

1 answer

Name the five kingdoms of 5 kingdom classification.

asked Jul 15, 2019 by swapnarajan1982

1 answer

farmer use to remove weeds from the felid

asked Jul 14, 2019 by srishailavel

0 answers

which of the following tools would a farmer use to remove weeds from the fe

asked Jul 14, 2019 by srishailavel

1 answer

the ability of the immune system to recognize self antigens versus non self

asked Jul 12, 2019 by rashisinha789

1 answer

maximum diversity can be seen in

asked Jul 12, 2019 by rashisinha789

0 answers

maximum diversity can be seen in

asked Jul 12, 2019 by rashisinha789

1 answer

When water moves through a semi permiable membrane which of the following p

asked Jul 12, 2019 by debadritachakraborty27

1 answer

Promeristem forms.... Meristem

asked Jul 11, 2019 by swetadhyani19

1 answer

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