Gk Questions with AnswersBotany General Knowledge Questions and Answers
| 21. | Which of the following organelles of a cell is involved in photosynthesis? | ||
|---|---|---|---|
| A. Golgi bodies | |||
| B. Endoplasmic reticulum | |||
| C. Mitochondria | |||
| D. Chloroplast | |||
| Answer | ||
|
| 22. | Plants which grow on rocks are known as | ||
|---|---|---|---|
| A. Mesophytes | |||
| B. Lithophytes | |||
| C. Sclerophytes | |||
| D. Oxylophytes | |||
| Answer | ||
|
| 23. | The age of trees is estimated by | ||
|---|---|---|---|
| A. Their heights | |||
| B. Counting the number of annual rings | |||
| C. Their weights | |||
| D. Their elongation of roots | |||
| Answer | ||
|
| 24. | Chilgoza is obtained from | ||
|---|---|---|---|
| A. Pinus | |||
| B. Cycus | |||
| C. Ginkgo | |||
| D. Sellaginella | |||
| Answer | ||
|