MCQOPTIONS
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MCQOPTIONS
This section includes 10 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 incorrect about cytotaxonomy and chemotaxonomy? |
| A. | Cytotaxonomy is based on the chromosomes present in the organism |
| B. | Chemotaxonomy is based on the chemical composition of plants |
| C. | Cytotaxonomy involves characteristics like number of chromosomes, division of cell and position centromere |
| D. | Cytotaxonomy involves only external characteristics |
| Answer» E. | |
| 2. |
Which among the following is incorrect about numerical taxonomy? |
| A. | Numerical classification is based on mathematical calculations based on observable characteristics |
| B. | Numbers are given to each character |
| C. | The more the number of similar characters, the more is the chance that they belong to similar taxa |
| D. | Numerical taxonomy gives the same result irrespective of the different sets of characteristics considered |
| Answer» E. | |
| 3. |
Phylogenetic classification considers __________ |
| A. | Morphological characteristics |
| B. | Embryotic structure |
| C. | Evolutionary relationships |
| D. | Ultra structure |
| Answer» D. Ultra structure | |
| 4. |
Which among the following are incorrect about natural classification? |
| A. | In natural classification, only internal structures of the plants are considered |
| B. | Natural classification overcomes the limitations of the artificial classification |
| C. | Natural classification considers reproductive mode, embryotic structure and ultra structure of plants |
| D. | Natural classification establishes close relationship between plants |
| Answer» B. Natural classification overcomes the limitations of the artificial classification | |
| 5. |
The mode of classifying plants as shrubs, herbs and trees comes under ________ |
| A. | Artificial classification |
| B. | Natural classification |
| C. | Phylogenetic classification |
| D. | Whittaker s classification |
| Answer» B. Natural classification | |
| 6. |
Which among the following is incorrect about artificial classification of plantae kingdom? |
| A. | This classification is mainly based on external features of a plant than that of their internal features |
| B. | It laid the concept of classification in plants |
| C. | Sexual organs are given more preference than vegetative organs |
| D. | Artificial classification classifies closely related species |
| Answer» D. Artificial classification classifies closely related species | |
| 7. |
Artificial classification of plant kingdom is based on _______ |
| A. | Morphological characteristics |
| B. | Embryotic structure |
| C. | Ultra structure |
| D. | Filamentous structure |
| Answer» B. Embryotic structure | |
| 8. |
What is the major difference between plant cell and an animal cell? |
| A. | Cell wall |
| B. | Cell membrane |
| C. | Eukaryotic nature of cells |
| D. | Genetic material |
| Answer» B. Cell membrane | |
| 9. |
Plantae doesn t consist of mushrooms. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Blue-green algae belong to the phylum of algae. |
| A. | True |
| B. | False |
| Answer» C. | |