Cell The Unit of Life Test No-15 - Mahatmaacademy.com

Cell The Unit of Life Test No-15

NEET Foundation Class VIII-Botany-Cell The Unit of Life

1. Organelles involved in the protection of cell from microbes and effect of H2O2 respectively are

 
 
 
 

2. The protein necessary for the organization of ribosomal subunits are synthesized by

 
 
 
 

3. Chromsomes are the

 
 
 
 

4. Ends of chromosomes exhibiting polarity and offering stability are known as

 
 
 
 

5. Size of chromosome can be measured easily in

 
 
 
 

6. V- shaped anaphasic chromosome is

 
 
 
 

7. Histone octamer acts as the core of the nucleo-some. The type of histone which is not a component of octamer?

 
 
 
 

8. Number of H1 proteins associated with a 10 nucleosomes in chromatin fibre is

 
 
 
 

9. A chromosome with centromeres and arms in 1:1 ratio is

 
 
 
 

10. The ratio between Histone ‘2’ and Histone ‘!’ associated with eukaryotic DNA, respectively ?

 
 
 
 

11. Chromosome morphology can be best studied during

 
 
 
 

12. The ratio of H1 and H3 proteins in chromatin is

 
 
 
 

13. Column –I —– Column-II
A) Chloroplast I) Karyolymph
B) ER II) Kinetochore
C) Mitochondria III) Thylakoid
D) Nucleus IV) Cisternae
V) Cristae
A B C D

 
 
 
 

14. Column –I

Centriole
Lysosomes
Peroxysomes
Ribosomes
Column-II

I) Suicidal bags of cell
II) Oxidation of fatty acids
III) Protein factories
IV) Cell division
V) Power houses of cell
A B C D

 
 
 
 

15. Column –I

Cell-theory
Protoplasm theory
Cell lineage theory
Chromosomal theory
Column-II

1) Sutton and Boveri
2) R. Virchow
3) Schleiden
4) Hertwig

 
 
 
 

16. Match the items listed in Column-I with appropriate items from Column-II
Column –I

Cristae
Cisternae
Thylakoids
Column-II

Flat membrane sacs in stroma
Infoldings in mitochondria
iii) Disc-shaped sacs in Golgi apparatus

 
 
 
 

17. Match the following

Tipe of cell ——Shape of the cell
Red blood cells 1) Branched and long
Epithelial cells 2) Biconcave
Nerve cell 3) Long and narrow
WBC 4) Elongated
5) Amoeboid
A B C D

 
 
 
 

18. Match the following with reference to shapes of different bacteria
Column-I —– Column-II
Coccus 1) Comma
Bacillus 2) Spiral
Vibrio 3) Spherical
Scirochaete 4) Rod/Column
A B C D