MHT CET (PCB) 2024 22th April Evening Shift

Which one of the following minerals is NOT mobilized in plants?

Match the mineral deficiency disorders given in Column I with their symptoms given in Column II.


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Select the INCORRECT statement.

The number of nucleotides in tRNA is _________ .

Match the process in Column I with the action in Column II.
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Which of the following is the role of SSBP's during DNA replication?

Select the INCORRECT statement.

Which bonds hold together the two complementary polynucleotide chains of DNA?

Consumption of which drug increases the concentration of dopamine in the brain?

In a polarised state of nerve membrane, sodiumpotassium exchange pump actively restores the ions on their appropriate side because ________ against concentration electrochemical gradient.

Match the parts of human eye in Column I with their respective characteristics in Column II.


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Cranial nerve $\underline{\mathrm{i}}$ is also called pneumogastric, $\underline{\mathrm{i}} \underline{\mathrm{i}}$ is also called vestibulocochlear, and iii is also called Dentist's Nerve.

With reference to role of internal ear in equilibrium receptors for dynamic balance of body lie in i while the receptors for static or linear balance of body lie in ii

Match types of niche in Column I with its explanation in Column II.

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Which one of the following is INCORRECT with respect to Verhulst - Pearl Logisitc Growth.

What is the horizontal distribution of different species occupying levels on land or in water called?

Which of the following pair of organisms are euryhaline in nature?

Gene pool is __________ .

Given below are two statements regarding, competitive interaction.
Statement I - Competition is the type of interaction where totally unrelated species may compete for the same resource.
Statement II - Competition occurs only when resources...

Which of the following in INCORRECT about conformers?

Which one of the following occurs maximum during exponential growth phase in plants?

According to proton transport theory of stomatal mechanism, protons are formed in the guard cells when _________ .

Given below are two statements.
Statement I - Gibberellins promote flowering in long day plants.
Statement II - ABA inhibits flowering in long day plants but stimulates flowering in short day plants. In the light of above statements, choose...

In which one of the following conditions tobacco plants do NOT flower?

Which of the following Cyanobacteria is found associated with both the lichens and the plants like Cycas and Azolla?

Test cross is used to confirm $\qquad$ .

Chromosomal basis of inheritance suggested by Sutton and Boveri is based on ________

Non-disjunction of X-chromosomes during meiosis in the formation of ovum leads to _________ syndrome.

Choose the correct statement(s) with respect to Down's syndrome
i. Down's syndrome results from non-disjunction of $21^{\text {st }}$ chromosome during gamete formation.
ii. Down's syndrome is a sex chromosomal disorder observed in immature...

A type of chromosomal aberration, in which there is no loss or gain of gene complement of the chromosome is $\qquad$ .

Observe the given figure of Morgan's experiment for yellow body and white eyed female Drosophila crossed with brown body and red eyed male Drosophila. What will be the percentage of parental type in $F_2$ generation?

Given below are two statements.
Statement I-Budding is most common method of asexual reproduction in unicellular yeast.
Statement II - In yeast, budding occurs during unfavorable condition.
In the light of above statements, choose the most ...

Given below are two statements about asexual reproduction.
Statement I - In asexual reproduction, the ploidy of progeny is identical to the parent.
Statement II - The progeny is also referred to as clone.
In the light of above statements, c...

Leaf cutting is successful in __________ .

Which contraceptive device attracts macrophages in the uterine cavity for phagocytosis of sperms?

Which of the following reaction occurs during conversion of $\alpha$-ketoglutarate $\rightarrow$ Succinyl Co-A?

The final electron acceptor in ETS of cellular respiration is

How many phosphorylation reactions occur for formation of fructose 1,6 biphosphate during the preparatory phase of glycolysis?

How many $\mathrm{CO}_2$ molecules are released after oxidation of one acetyl CoA in Krebs cycle?

To achieve pollination, attractions and reward are required in

Choose the correct sequence of events in pollenpistil interaction from the options given below:
i. Entry of pollen tube into synergid.
ii. Development of pollen tube.
iii. Deposition of pollen grains on the stigma.
iv. Release of contents f...

How many nuclei migrate from each pole to the centre of developing female gametophyte to form secondary nucleus?

Match the types of endosperms given in Column I with examples given in Column II

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Match the Column I containing mutant varieties with Column II containing respective crop plants.


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The purposeful manipulation in the heredity of crops and the production of new superior varieties of existing crop plants is called _________

Structural and functional unit of liver is ________.

\(\text { Match the following characteristics of tooth. }\)


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Water is the best medium for the transport of dissolved minerals and food molecules because it has ______ .

The additional apoplastic route of water that allows direct access to xylem and phloem is along the margins of __________ .

The correct sequence of water absorption by root hair cell is ________