List of practice Questions

State two economically important uses of:
  1. heterotrophic bacteria
  2. archaebacteria
What is the nature of cell-walls in diatoms?
Find out what do the terms ‘algal bloom’ and ‘red-tides’ signify.
Describe briefly the four major groups of Protozoa.
Plants are autotrophic. Can you think of some plants that are partially heterotrophic?
What do the terms phycobiont and mycobiont signify?
Give a comparative account of the classes of Kingdom Fungi under the following:
  1. mode of nutrition
  2. mode of reproduction
What are the characteristic features of Euglenoids?
Give a brief account of viruses with respect to their structure and nature of genetic material. Also name four common viral diseases.
Organise a discussion in your class on the topic – Are viruses living or non-living?
What is the basis of classification of algae?
When and where does reduction division take place in the life cycle of a liverwort, a moss, a fern, a gymnosperm and an angiosperm?
How has the tree grown to its full size? List the words suggestive of its life and activity.
What are the Guru's words of wisdom? When does the disciple remember them?
How does the guru mange to save his disciple’s life?
Match the phrases in Column A with their meanings in Column B.
 
AB
(i) broke out(a) an attitude of kindness, a readiness to give freely
(ii) in accordance with(b) was not able to tolerate
(iii) a helping hand(c) began suddenly in a violent way
(iv) could not stomach(d) assistance
(v) generosity of spirit(e) persons with power to make decisions
(vi) figures of authority(f) according to a particular rule, principle, or system
Why do the courtiers call the prince ‘the Happy Prince’? Is he really happy? What does he see all around him?
How does Toto come to grandfather’s private zoo?
Why does the Happy Prince send a ruby for the seamstress? What does the swallow do in the seamstress’ house?
What is the meaning of “bleeding bark”? What makes it bleed?
For whom does the prince send the sapphires and why?
“Toto was a pretty monkey.” In what sense is Toto pretty?
What does the swallow see when it flies over the city?
Why does grandfather take Toto to Saharanpur and how? Why does the ticket collector insist on calling Toto a dog?
Why did the swallow not leave the prince and go to Egypt?