Which of the following best illustrates FEEDBACK in development?
| 1. | Tissue (X) secretes RNA which changes the development of tissue (Y) |
| 2. | As tissue (X) develops, it secretes enzymes that inhibit the development of tissue (Y) |
| 3. | As tissue (X) develops, it secretes something that induces tissue (Y) to develop |
| 4. | As tissues (X) develops, it secretes something that shows down the growth of tissue (Y) |
Subtopic: Mechanism of Enzymes |
Level 4: Below 35%
NEET - 2013
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 358388
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Which of the following type of plastids does not contain stored food material?
1. Chromoplasts
2. Eleioplasts
3. Aleuroplasts
4. Amyloplasts
1. Chromoplasts
2. Eleioplasts
3. Aleuroplasts
4. Amyloplasts
Subtopic: Plastids |
89%
Level 1: 80%+
NEET - 2013
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Tissue culture technique can produce an infinite number of new plants from a small parental tissue. The economic importance of the technique is in raising:
| 1. | genetically uniform population identical to the original parent |
| 2. | homozygous diploid plants |
| 3. | development of new species |
| 4. | variants through picking up somaclonal variations |
Subtopic: Plant Tissue Culture |
71%
Level 2: 60%+
NEET - 2013
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Subtopic: Families of Flowering Plant |
55%
Level 3: 35%-60%
NEET - 2013
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Which one of the following is wrongly matched?
1. Spirogyra -Motile gametes
2. Sargassum - Chlorophyll C
3. Basidiomycetes - Puffballs
4. Nostoc- Water blooms
1. Spirogyra -Motile gametes
2. Sargassum - Chlorophyll C
3. Basidiomycetes - Puffballs
4. Nostoc- Water blooms
Subtopic: Algae |
64%
Level 2: 60%+
NEET - 2013
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The figure shows an axon terminal and synapse. Select the option giving correct identifications of labels A-D.
1. A-Action potential C-Neurotransmitter
2. B-Neurotransmitter D-Receptor capsules
3. C-Receptor D-Synaptic vesicles
4. A-Axon terminal B-Serotonin complex
1. A-Action potential C-Neurotransmitter
2. B-Neurotransmitter D-Receptor capsules
3. C-Receptor D-Synaptic vesicles
4. A-Axon terminal B-Serotonin complex
Subtopic: Synapse |
85%
Level 1: 80%+
NEET - 2013
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Which one of the following vectors is used to replace the defective gene in gene therapy?
1. Adenovirus
2. Cosmid
3. Ri plasmid
4. Ti plasmid
1. Adenovirus
2. Cosmid
3. Ri plasmid
4. Ti plasmid
Subtopic: Gene Therapy |
Level 3: 35%-60%
NEET - 2013
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Animal vectors are required for pollination in:
| 1. | Vallisneria | 2. | Mulberry |
| 3. | Cucumber | 4. | Maize |
Subtopic: Pollination & Outbreeding Devices |
Level 3: 35%-60%
NEET - 2013
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 358441
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Which one of the following is not a parasitic adaptation?
1. Development of adhesive organs
2. Loss of digestive organs
3. Loss of reproductive capacity
4. Loss of unnecessary sense organs
1. Development of adhesive organs
2. Loss of digestive organs
3. Loss of reproductive capacity
4. Loss of unnecessary sense organs
Subtopic: Population Interactions: Parasitism |
78%
Level 2: 60%+
NEET - 2013
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The pineapple which under natural conditions is difficult to blossom has been made to produce fruits throughout the year by application of:
1. NAA, 2, 4-D
2. GA3
3. Cytokinin
4. IAA, IBA
1. NAA, 2, 4-D
2. GA3
3. Cytokinin
4. IAA, IBA
Subtopic: Auxin Function |
Level 3: 35%-60%
NEET - 2013
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