Chromatophores take part in :                                                                                                                        
1. Growth
2. Movement
3. Respiration
4. Photosynthesis

Subtopic:  Eukaryotic Cell Orgenelle |
 75%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

Identify the correct order of organisation of genetic material from largest to smallest:
1. Genome, chromosome, nucleotide, gene
2. Genome, chromosome, gene, nucleotide
3. Chromosome, genome, nucleotide, gene
4. Chromosome, gene, genome, nucleotide

Subtopic:  Nucleus: Chromosomes |
 58%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

A protoplast is a cell :                                                                                                                        
1. without nucleus
2. undergoing division 
3. without cell wall
4. without plasma membrane

Subtopic:  Introduction to Cell |
 60%

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

advertisementadvertisement

Which one of the following cell organelles is enclosed by a single membrane?

1. Nuclei 2. Mitochondria
3. Chloroplasts 4. Lysosomes
Subtopic:  Lysosomes |
 88%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


A cell organelle containing hydrolytic enzymes is

1. mesosome 2. lysosome
3. microsome 4. ribosome
Subtopic:  Lysosomes |
 94%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Cell is the fundamental structural and functional unit of all living organisms. This statement can be best justified by the fact that:

1. The cells contain nucleic acids that contain genetic information
2. A large number of organelles present in the cell perform various functions
3. Anything less than a complete structure of a cell does not ensure independent living
4. All multi-cellular organisms begin their life as a single celled zygote
Subtopic:  Introduction to Cell | Cell Organisation |
 76%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Who first saw and described a living cell?

1. Anton Von Leeuwenhoek 2. Robert Hooke
3. Robert Brown 4. Rudolph Virchow
Subtopic:  Introduction to Cell |
 87%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Who concluded, based on his studies on plant tissues, that the presence of cell wall is a unique character of plant cells?

1. Matthias Shcleiden 2. Theodor  Schwann
3. J. B. S. Haldane 4. Rudolph Virchow
Subtopic:  Cell Theory |
 71%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


The famous aphorism ‘omniscellula-e-cellula’ was added to the cell theory in 1855 by

1. Matthias Shcleiden 2. Theodor Schwann
3. J. B. S. Haldane 4. Rudolph Virchow
Subtopic:  Introduction to Cell |
 95%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Ribosomes are non-membrane bound organelles found in:
1. All prokaryotic cells only
2. All eukaryotic cells only
3. All somatic cells in eukaryotic organisms only
4. All cells

Subtopic:  Ribosome and Inclusion Bodies |
 91%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.