The production of gametes by the parents the formation of zygotes, the F1 and F2 plants can be understood using
| 1. | Pie diagram | 2. | A pyramid diagram |
| 3. | Punnett square | 4. | Wenn diagram |
Match Column-I with Column-II.
| Column-I | Column-II | ||
| (a) | Golgi apparatus | (i) | Synthesis of protein |
| (b) | Lysosomes | (ii) | Trap waste and excretory products |
| (c) | Vacuoles | (iii) | Formation of glycoproteins and glycolipids |
| (d) | Ribosomes | (iv) | Digesting biomolecules |
Choose the right match from the options given below:
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (iv) | (ii) | (i) |
| 2. | (iv) | (iii) | (i) | (ii) |
| 3. | (iii) | (ii) | (iv) | (i) |
| 4. | (i) | (ii) | (iv) | (iii) |
Prosthetic groups differ from co-enzymes, in which:
| 1. | they require metal ions for their activity. |
| 2. | they (prosthetic groups) are tightly bound to apoenzymes. |
| 3. | their association with apoenzymes is transient. |
| 4. | they can serve as co-factors in a number of enzyme-catalyzed reactions. |
Crossing over takes place between which chromatids and in which stage of the cell cycle?
| 1. | Non-sister chromatids of non-homologous chromosomes at Zygotene stage of prophase I. |
| 2. | Non-sister chromatids of homologous chromosomes at Pachytene stage of prophase I. |
| 3. | Non-sister chromatids of homologous chromosomes at Zygotene stage of prophase I. |
| 4. | Non-sister chromatids of non-homologous chromosomes at Pachytene stage of prophase I. |
"Ramachandran plot" is used to confirm the structure of:
1. RNA
2. Proteins
3. Triacylglycerides
4. DNA
Which of the following is not a feature of the active transport of solutes in plants?
1. Occurs against the concentration gradient
2. Non-selective
3. Occurs through membranes
4. Requires ATP
Which of the following bacteria reduce nitrate in soil into nitrogen?
1. Nitrobacter
2. Thiobacillus
3. Nitrococcus
4. Nitrosomonas
What will be the direction of flow of water when a plant cell is placed in a Hypotonic solution?
1. Water will flow in both directions.
2. Water will flow out of the cell.
3. Water will flow into the cell.
4. No flow of water in any direction.
Where is the respiratory electron transport system (ETS) located in plants?
1. Mitochondrial matrix
2. Outer mitochondrial membrane
3. Inner mitochondrial membrane
4. Intermembrane space
In Hatch and Slack pathway, the primary CO2 acceptor is -
1. Oxaloacetic acid
2. Phosphoglyceric acid
3. Phosphoenol pyruvate
4. Rubisco
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