UNIT I: Diversity of Living World - Online Test

Q1. Which of the following are found in extreme saline conditions?
Answer : Option A
Explaination / Solution:
No Explaination.


Q2. Select the mismatch
Answer : Option B
Explaination / Solution:
No Explaination.


Q3. Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen?
Answer : Option C
Explaination / Solution:
No Explaination.


Q4. Read the following statements ( A to E ) and select the option with all correct statements

A. Mosses and Lichens are the first organisms to colonise a bare rock.

B. Selaginella is a homosporous pteridophyte.

C. Coralloid roots in Cycas have VAM.

D. Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic.

E. In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte.

Answer : Option D
Explaination / Solution:
No Explaination.


Q5. An example of colonial alga is
Answer : Option B
Explaination / Solution:
No Explaination.


Q6. Five kingdom system of classification suggested by R.H. Whittaker is not based on
Answer : Option A
Explaination / Solution:
No Explaination.


Q7. Mycorrhizae are the example of
Answer : Option D
Explaination / Solution:
No Explaination.


Q8. Which of the following shows coiled RNA strand and capsomeres?
Answer : Option B
Explaination / Solution:
No Explaination.


Q9. Viroids differ from viruses in having :
Answer : Option D
Explaination / Solution:
No Explaination.


Q10. Select the mismatch
Answer : Option A
Explaination / Solution:
No Explaination.