Recent questions tagged class11

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

Sin3x.cosx.cosx.cosx+cos3x.sinx.sinx.sinx

asked Jul 18, 2019 by nitrshkumar030

1 answer

Find equciation of having equal intercept and passes through 2,3

asked Jul 18, 2019 by dasabhipsha91

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

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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

What is chemical bonding

asked Jul 18, 2019 by vijayawadagraphics

1 answer

Establish the three equation of uniformly accelerated motion graphically

asked Jul 17, 2019 by shreyachatterjee2002

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The product of the real roots of the equation |2x+3|^2-3|2x+3|+2=0

asked Jul 17, 2019 by satvikgharat111

1 answer

To prove that sin^3 A+sin^(2π/3+A)+sin^3(4π/3+A)=-3/4sin3A

asked Jul 17, 2019 by piyushsingh2114

1 answer