| 1. | Cryopreservation | 2. | In vitro fertilization |
| 3. | National Parks | 4. | Micropropagation |
| Statement I: | Decomposition is a process in which the detritus is degraded into simpler substances by microbes. |
| Statement II: | Decomposition is faster if the detritus is rich in lignin and chitin. |
In light of the above statements, choose the correct answer from the options given below:
| 1. | Statement I is incorrect but Statement II is correct. |
| 2. | Both Statement I and Statement II are correct. |
| 3. | Both Statement I and Statement II are incorrect. |
| 4. | Statement I is correct but Statement II is incorrect. |
| (a) | Euchromatin is loosely packed chromatin. |
| (b) | Heterochromatin is transcriptionally active. |
| (c) | Histone octomer is wrapped by negatively charged DNA in nucleosome. |
| (d) | Histones are rich in lysine and arginine. |
| (e) | A typical nucleosome contains 400 bp of DNA helix. |
| 1. | (a), (c), (e) only | 2. | (b), (d), (e) only |
| 3. | (a), (c), (d) only | 4. | (b), (e) only |
Identify the correct set of statements:
| (a) | The leaflets are modified into pointed hard thorns in Citrus and Bougainvillea. |
| (b) | Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin. |
| (c) | Stem is flattened and fleshy in Opuntia and modified to perform the function of leaves. |
| (d) | Rhizophora shows vertically upward growing roots that help to get oxygen for respiration. |
| (e) | Subaerially growing stems in grasses and strawberry help in vegetative propagation. |
Choose the correct answer from the options given below:
1. (a), (b), (d), and (e) only
2. (b), (c) only
3. (a), (d) only
4. (b), (c), (d) and (e) only
1. Beijernickia
2. Rhizobium
3. Frankia
4. Rhodospirillum
Which one of the following plants shows vexillary aestivation and diadelphous stamens?
1. Solanum nigrum
2. Colchicum autumnale
3. Pisum sativum
4. Allium cepa
Given below are two statements:
| Statement I: | Cleistogamous flowers are invariably autogamous. |
| Statement II: | Cleistogamy is disadvantageous as there is no chance for cross pollination. |
In the light of the above statements, choose the correct answer from the options given below:
1. Statement I is incorrect but Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct but Statement II is incorrect.
The process of translation of mRNA to proteins begins as soon as:
| 1. | The tRNA is activated and the larger subunit of ribosome encounters mRNA |
| 2. | The smaller subunit of ribosome encounters mRNA |
| 3. | The larger subunit of ribosome encounters mRNA |
| 4. | Both the subunits join together to bind with mRNA |
The device which can remove particulate matter present in the exhaust from a thermal power plant is :
1. Catalytic Convertor
2. STP
3. Incinerator
4. Electrostatic Precipitator
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