Which is the correct word for relationship between algae and fungi in lichens?

Which of the following organisms is a good indicator of pollution in an environment?

Which is the most acceptable system of biological classification?

Which of the following shows no segregation of plant parts?

Which of the following is not among cryptogams?

Which of the following play an important role in soil formation?

Which of the following division contains the largest number of plant species?

Which of the following is used in making litmus solution?

Diploid sporophyte is dominant phase in the life cycle of which plant?

What is Kingdom - Plantae?

List any two advantage of artificial system of classification

Write the types of thallus found in members of Rhodophyceae

Write one feature each of liveworts and mosses.

Write few important features of mosses

Demonstrate alternation of generations in plants through a diagram.

Explain briefly the following terms with suitable examples:-
(i) protonema
(ii) antheridium
(iii) archegonium
(iv) diplontic
(v) sporophyll
(vi) isogamy

Explain briefly the following terms with suitable examples - Antheridium

Explain briefly the following terms with suitable examples - Archegonium

Explain briefly the following terms with suitable examples - Diplontic

How do viruses resemble non - living things?

Organise a discussion in your class on the topic – Are viruses living or nonliving?

Briefly describe the components of a typical bacteria cell

Sporozoans are parasitic protozoan protists which lack locomotory organelles atleast in trophozoite stage.
(i) Where are they found ?
(ii) What kind of nutrition they have?
(iii) Do they have nucleus ?
(iv) What is the made of reproduction ?
(v) List any four examples of sporozoans.

(i) Why does the interior of bacterial cell appear simple and granular?
(ii) Which components make cell envelope of bacterial cell?
(iii) What gives gummy or sticky trait to bacterial cells and if it is not essential for survival, what are its functions?