Question 3 :
Which one of the following is not included under in-situ conservation?
Question 4 :
In which stage of the cell cycle histone proteins synthesized in a eukaryotic cell?
Question 7 :
The given figure shows the regions of root tip with labelling as {tex} \mathrm { A } , \mathrm { B } {/tex} and {tex} \mathrm { C } {/tex}. Choose the option which shows the correct labelling of {tex} \mathrm { A } , \mathrm { B } {/tex} and {tex} \mathrm { C } {/tex}.<br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5f04253bdb8ffd11230390e9"><br>
Question 8 :
The linking of antibiotic resistance gene with the plasmid vector became possible with
Question 9 :
Ovary in a tomato flower had numerous ovules but fruit had only 40 seeds at maturity. The remaining ovules were
Question 10 :
The technique called Gamete Intrafallopian Transfer (GIFT) is recommended for those females:
Question 11 :
External gills, tracheae, and lungs all share which of the following sets of characteristics?
Question 14 :
The reaction rate of salivary amylase on starch decreases as the concentration of chloride ions is reduced. Which of the following describes the role of the chloride ions?
Question 15 :
During cell division, sometimes there will be failure of separation of sister chromatids. This event is called
Question 16 :
Which hormone interacts with the membrane-bound receptors and does not normally enter the target cell?
Question 18 :
To avoid excessive water loss during severe drought stress, the closure of stomata is signalled by the production of
Question 19 :
Three crops that contribute maximum to global food grain production are
Question 20 :
The joint in our neck which allows us to rotate our head left to right is
Question 21 :
The ecological pyramid of number for predator food chain on a tree is
Question 22 :
Read the statements and select incorrect one for biodiversity and conservation
Question 23 :
a. Horizontal growth of seedlings.<br>b. Apical hook formation in dicot seedlings.<br>c. Lateral shoot growth and adventitious shoot<br>formation.<br>d. Thinning of cotton, cherry and walnut.<br>e. Elongation and improvement of shape in apple.<br>f. Promotes female flowers in cucumber.<br>g. Xylem differentiation and cell division.<br>Which of the given features are associated with one of the most widely used PGR in agriculture that also helps in internode and petiole elongation in deep water rice plants?
Question 27 :
The given pedigree chart represents the inheritance of how many genetic disorders mentioned in box? <br><img style='object-fit:contain' src='https://storage.googleapis.com/teachmint/question_assets/NEET/5aa2fedbe001d16016de5174'><br>a. Myotonic dystrophy<br>b. Polydactyl<br>c. PKU<br>d. Colour-blindness<br>e. Muscular dystrophy<br>f. Morphan syndrome<br>g. Porcupine skin<br>h. SCA
Question 29 :
What is the maximum amount of air a person can breathe out after a forced inspiration?
Question 30 :
Given below is a figure that indicates the external features of cockroach <br><img style='object-fit:contain' src="https://storage.googleapis.com/teachmint/question_assets/NEET/5aba3635937bfe10111a0248"><br>Choose the option which is correct for the features of the labelled structure A, B, C, and D
Question 31 :
Which of the following statements correctly char- acterizes changes in {tex} \mathrm { CaCO } _ { 3 } {/tex}, clay and biomass during the long-term aging of soil?
Question 34 :
The lymphoid organ associated with interaction of lymphocytes with the antigen, which then proliferate to become effector cells is
Question 35 :
The mode of catching insects in Drosera plants is by means of
Question 37 :
Match the following (Column-I with Column-II) <br><table><tr><td>Column I</td><td>Column II</td></tr><tr><td>a. Macrophylls</td><td>i. Selaginella</td></tr><tr><td>b. Microphylls</td><td>ii. Dryopteris</td></tr><tr><td>c. Protonema stage</td><td>iii. Marchantia</td></tr><tr><td>d. Gemma cup</td><td>iv. Funaria</td></tr></table>
Question 38 :
Which of the following is not a function of largest gland of the body?
Question 39 :
Succession begins with invasion of a bare lifeless area by pioneers (a) which later succeeded by bigger plants and ultimately a stable climax community (b) is formed. Choose correct option for (a) and (b) in hydrosere.
Question 40 :
An inhibitor is added to a cell culture so that succinate accumulates. The enzyme catalysing the formation of which substance has been blocked?
Question 42 :
The presence of Introns is reminiscent of______ and the process of splicing represents the dominance of _________.
Question 43 :
The selectable markers of pBR322 can become inactive if desired genes are inserted into them. How many kinds of restriction sites are present in each of the selectable markers of pBR322
Question 44 :
Assertion :- Flowers are arranged basipetaly in raceme inflorescence.
Reason :- Raceme inflorescence does not have apical meristem active for long.
Question 48 :
The cutting of DNA at specific locations became possible with the discovery of :
Question 49 :
Which one of the following is a correct sympton of Mn toxicity ?