A cell organelle containing hydrolytic enzyme is:
1. lysosome
2. microsome
3. ribosome
4. mesosome
1. Glucose-6-phosphate
2. Fructose 1, 6-bisphosphate
3. Pyruvic acid
4. Acetyl Co-A
A few drops of sap were collected by cutting across a plant stem by a suitable method. The sap was tested chemically. Which one of the following test results indicates that it is phloem sap?
1. Acidic
2. Alkaline
3. Low refractive index
4. The absence of sugar
You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots?
1. IAA and gibberellin
2. Auxin and cytokinin
3. Auxin and abscisic acid
4. Gibberellin & abscisic acid
The process which makes a major difference between C3 and C4 plants is:
| 1. | glycolysis | 2. | Calvin cycle |
| 3. | photorespiration | 4. | respiration |
Which one of the following statements is not correct?
| 1. | Offspring produced by asexual reproduction is called clone |
| 2. | Microscopic motile asexual reproductive structures are called zoospores |
| 3. | In potatoes, bananas, and ginger, the plantlets arise from the internodes present in the modified stem |
| 4. | Water hyacinth growing in standing water drains oxygen from water that leads to the death of fish |
Which one of the following generates new genetic combinations leading to variation?
1. Vegetative reproduction
2. Parthenogenesis
3. Sexual reproduction
4. Nucellar polyembryony
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