MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which among the following is not a part of endomembrane system? |
| A. | Endoplasmic reticulum |
| B. | Mitochondria |
| C. | Vacuoles |
| D. | Golgi apparatus |
| Answer» C. Vacuoles | |
| 2. |
Cytoplasm without cell organelles is termed as _______ |
| A. | Cytosol |
| B. | Cyclosis |
| C. | Lymph |
| D. | Blood |
| Answer» B. Cyclosis | |
| 3. |
What is the difference between eukaryotic and prokaryotic cell when it comes to nucleus? |
| A. | Eukaryotic cell contains nucleus whereas prokaryotic cell don’t |
| B. | Eukaryotic nucleus contains genetic material in them whereas prokaryotic nucleus don’t |
| C. | Eukaryotic cell contains membrane bound nucleus whereas prokaryotic cell don’t |
| D. | Eukaryotic cells contain both DNA and RNA whereas prokaryotic cell has only RNA |
| Answer» D. Eukaryotic cells contain both DNA and RNA whereas prokaryotic cell has only RNA | |
| 4. |
Which among the following is incorrect about RBCs? |
| A. | RBCs are anucleate because this allows them contain more oxygen and therefore carry more oxygen |
| B. | Immature RBCs do contain nucleus which lets them to reproduce but in the later stage of their life they become devoid of nucleus |
| C. | RBCs contain all other organelles like mitochondria, Golgi apparatus and SER etc |
| D. | Due to lack of nucleus, they don’t get involved in the protein synthesis |
| Answer» D. Due to lack of nucleus, they don’t get involved in the protein synthesis | |
| 5. |
Cells can have either one or more nuclei and sometimes might not even nucleus. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Which among the following is incorrect about chromosomes? |
| A. | Chromosomes are rod shaped structures that condenses together when the cell is about divide |
| B. | Chromosomes are composed of DNA, RNA and proteins which act as repository for inheritance |
| C. | Kinetochores are disc like structures that are present on the sides of centromeres |
| D. | In acrocentric chromosomes, centromere is present in the end of the chromatids |
| Answer» E. | |
| 7. |
Centrioles are the primary constrictions of chromosomes. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Which among the following is an incorrect statement about the structure of nucleus? |
| A. | Nuclear membrane is a double layered covering of nucleus which is separated by a perinuclear space |
| B. | Nuclear pores allow the transfer of materials and disrupt the continuity of nuclear membrane |
| C. | Nucleoplasm is also termed as “Karyolymph” and act as site for synthesis of DNA and RNA |
| D. | Nucleolus contains RNA, DNA, histone and non-histone proteins |
| Answer» E. | |
| 9. |
Which among the following is incorrect about nucleus? |
| A. | In plant cells, nucleus lies towards the periphery due to the large nucleus that occupies almost the entire region of the cell |
| B. | Nucleus helps in reproduction and acts as the control centre of the cell |
| C. | Nucleoplasm condenses and group together to form chromosomes |
| D. | Nucleus comprises of nuclear membrane, nuclear pores, nucleolus, nucleoplasm and chromatin |
| Answer» D. Nucleus comprises of nuclear membrane, nuclear pores, nucleolus, nucleoplasm and chromatin | |