Q. No.
The concept of "Omnis cellula-e-cellula" regarding cell division was first proposed by:
1. Aristotle
2. Rudolf Virchow
3. Theodor Schwann
4. Schleiden
The shorter and longer arms of submetacentric chromosome are referred to as:
1. m-arm and n-arm respectively
2. s-arm and l-arm respectively
3. p-arm and q-arm respectively
4. q-arm and p-arm respectively
Which of the following pair of organelles does not contain DNA?
| 1. | Nuclear envelope and Mitochondria |
| 2. | Mitochondria and Lysosomes |
| 3. | Chloroplast and Vacuoles |
| 4. | Lysosomes and vacuoles |
Which of the following statements is not correct?
| 1. | Lysosomes are formed by the process of packaging in the endoplasmic reticulum. |
| 2. | Lysosomes have numerous hydrolytic enzymes |
| 3. | The hydrolytic enzyme of lysosomes are active under acidic pH |
| 4. | Lysosomes are membrane bound structure. |
Which of the following organelles does not contain RNA?
1. Plasmalemma
2. Ribosome
3. Chromosome
4. Nucleolus
Animal cells differ from plant cell in possessing:
1. Vacuoles
2. Centrosomes
3. Plastids
4. Mitochondria
Which is substitution of mitochondria in E coli?
1. Golgi body
2. Mesosome
3. Ribosome
4. Glyoxysomes
In prokaryotes, chromatophores are:
| 1. | specialised granules responsible for the colouration of cells |
| 2. | structures responsible for organising the shape of the organism |
| 3. | inclusion bodies lying free inside the cells for carrying out various metabolic activities |
| 4. | internal membrane systems that may become extensive and complex in photosynthetic bacteria |
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