MOCK TEST-1 Questions

Which of the following cells/tissues in plants are parenchymatous? A. Pith B. Hypodermis in stem C. Mesophyll D. Fruit wall of nuts E. Companion cells Select the correct option.

Match List-I with List-II. List-I List-II (A) Frederick Griffith (I) Proved DNA is the genetic material using bacteriophages (B) Hershey and Chase (II) Proposed the 'Central dogma' of molecular biology (C) Watson and Crick (III) Proposed the double h

For photosynthesis, there is a _____ relationship between incident light and CO2 fixation rates at low light intensities.

A student while studying cell cycle observes two sets of chromosomes and all chromosomes have their centromeres directed towards the poles. Most likely, the cell is in;

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Pteridophytes lack vascular tissues – xylem and phloem. Reason (R): In pteridophytes, the main plant body is a sporophyte which i

Consider the following statements regarding population interactions and select the option with all correct statements. A. In predation, only one species benefits and the interaction is detrimental to the other. B. In commensalism, one species is bene

Which labelled structure in the following diagram of L.S. of an embryo of grass is a rudimentary cotyledon?

Identify the incorrect statement regarding the anatomy of a dicotyledonous root.

Given below are two statements: Statement I: The ‘I’ gene of ABO blood group system in humans is a pleiotropic gene. Statement II: A pleiotropic gene can exhibit multiple phenotypic expression. In the light of the above statements, choose the correct

Amongst the following places, the highest number of bird species is found in;

In the fruit of coconut, the mesocarp is:

Match List-I with List-II. List-I List-II (A) Oscillatoria (I) Yeast used in making bread and beer (B) Nucleopolyhedrovirus (II) Biofertiliser (C) Saccharomyces cerevisiae (III) Yeast, source of statins (D) Monascus purpureus (IV) Bicontrol agent Cho

During lactic acid fermentation, which molecule is oxidised?

The bottom strata of a forest ecosystem is occupied by;

What percentage of progeny born to parents having aaBBCc and AabbCC genotypes for certain traits will have the genotype AabbCc (considering independent segregation of all alleles)?

The curd is rich in;

The compound phosphoenol pyruvate is;

In an experimental setup, four sets of same plant species are treated as follows: Set P: Shoot tip is removed (Decapitation). Set Q: Shoot tip is intact, but a high concentration of Cytokinin is applied directly to the lateral buds. Set R: Shoot tip

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): In prokaryotes, translation can begin much before the mRNA is fully transcribed. Reason (R): In bacteria, splicing of the primary

Given below are two statements: Statement I: Ecology is one of the threads which gives us a holistic perspective to biology. Statement II: A particular aspect of ecology is the study of anthropogenic environmental degradation and the socio-political

The main function of a particular organelle in a eukaryotic cell is packaging of materials. Choose the incorrect statement about it.

The growth of pollen tube is measured in terms of increase in:

Identify the group of organisms that are unicellular, colonial, or filamentous, and possess chlorophyll a and b localized in definite chloroplasts.

In Morgan’s experiments on Drosophila, the genes for white eye and yellow body showed ____ recombination.

Match List-I with List-II w.r.t chemiosmosis in chloroplast. List-I List-II (A) Water-splitting complex (I) Present on the stroma side of thylakoid membrane (B) CF1 of ATP synthase (II) Embedded in the thylakoid membrane (C) CF0 of ATP synthase (III)

Due to a mutation, a yeast cell produces defective RNA polymerase III. What will be its most likely consequence?

Consider the following statements about meiosis and select the option with the correct statements. A. It occurs during gametogenesis in plants and animals. B. Meiosis I is initiated before the parental chromosomes have replicated. C. It involves pair

Match List-I with List-II. List-I (Kingdom) List-II (Characteristic) (A) Monera (I) Tissue/organ/organ system body organisation (B) Protista (II) Non-cellulosic (Polysaccharide + amino acid) cell wall (C) Fungi (III) Eukaryotic cell type with presenc

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The logistic growth model is considered a more realistic one for most animal populations. Reason (R): Resources for growth for mo

Identify the correct statement regarding the Z scheme of light reaction of photosynthesis.

Identify the correct statement for the plant shown in the given diagram.

Molar conductance of Ba(OH)₂ at infinite dilution is:

Hydrolysis ester identification:

Number of atoms comparison:

Maximum number of lone pairs is present in:

DDT synthesis:

Assertion Reason (order of reaction): Assertion A: Order of reaction is always equal to stoichiometric coefficient. Reason R: Order depends on mechanism. Choose correct:

Ionization energy order:

Faraday law statements: Statement I: Mass deposited ∝ charge passed. Statement II: Depends on nature of electrolyte. Choose correct:

Boiling point elevation of KCl solution is related as:

Wavelength relation for particle:

Denaturation statements: Statement I: Primary structure remains unchanged. Statement II: Secondary and tertiary structures are destroyed. Choose the correct answer:

pH of NH₄Cl + NH₃ buffer is:

Given below are two statements (adiabatic process): Statement I: No heat is exchanged with surroundings. Statement II: Temperature remains constant. In the light of the above statements, choose the correct answer from the options given below:

Match List-I with List-II (bond order): List-I

At 400 K equilibrium N₂O₄ ⇌ 2NO₂, Kp is:

Which one of the following statements is not true for glucose?

The reagents required to prepare m-chloro toluene are:

In the reaction, A → Products, when concentration reduces 8 times, rate becomes 1/512. The order of reaction is:

Match List-I with List-II (Van’t Hoff factor). List-I