MHT CET 2025 11 April Shift 2 Question Paper (Available): Download Question Paper (PCB) with Answers PDF

A solution is formed by mixing chloroform (CHCl3) and acetone (CH3COCH3).

Which of the following is true regarding the nature of this solution?

• (A) It shows positive deviation from Raoult's law due to weak intermolecular forces.
• (B) It shows negative deviation due to strong dipole-dipole interactions.
• (C) It obeys Raoult's law over the entire range of composition.
• (D) It forms an ideal solution with no enthalpy change.

An aqueous solution of CuSO4 is electrolyzed using platinum electrodes.

Which of the following will be observed at the cathode?

• (A) Copper metal is deposited.
• (B) Hydrogen gas is evolved.
• (C) Oxygen gas is evolved.
• (D) Copper dissolves.

In the electrolysis of molten NaCl using inert electrodes, what will be observed at the electrodes?

• (A) Sodium deposited at anode, chlorine at cathode.
• (B) Sodium deposited at cathode, chlorine at anode.
• (C) Hydrogen gas at cathode, chlorine at anode.
• (D) Sodium deposited at anode, oxygen at cathode.

Which of the following pair of cells are haploid?

• (A) Nucleus and antipodals.
• (B) Polar nuclei and Nucleus.
• (C) Egg cell and antipodals.
• (D) Etc.

Defective foetus can be checked by which process?

• (A) Amniocentesis.
• (B) Ultrasound.
• (C) Blood test.
• (D) Genetic screening.

Water that except ____ and not is absorbed by plant.

• (A) transpired.
• (B) evaporated.
• (C) absorbed.
• (D) diffused.

Which of the following is not a function of sperm?

• (A) Fertilization of egg.
• (B) Carrying genetic material to the egg.
• (C) Providing nourishment to the egg.
• (D) Motility for reaching the egg.

How there is a connection between corona radiata and zona pellucida?

• (A) Both are involved in the fertilization process.
• (B) They are both involved in the formation of the blastocyst.
• (C) They both provide nourishment to the egg.
• (D) They are both layers of the ovum, but have different functions.

Which metal ion is required during PCR?

• (A) Magnesium (Mg\(^{2+}\))
• (B) Calcium (Ca\(^{2+}\))
• (C) Potassium (K\(^{+}\))
• (D) Sodium (Na\(^{+}\))

What is the genotype of Drosophila showing normal wings?

• (A) vg+
• (B) vg no
• (C) vg
• (D) vg ni

Who proved transforming principle?

• (A) Griffith.
• (B) Avery.
• (C) Watson.
• (D) Franklin.

Enzymes are basically formed by?

• (A) Proteins.
• (B) Carbohydrates.
• (C) Lipids.
• (D) Nucleic acids.

Which of the following pyramid is inverted?

• (A) Energy pyramid.
• (B) Biomass pyramid.
• (C) Pyramid of numbers.
• (D) None of the above.

How many cells are there in the embryo sac?

• (A) 6.
• (B) 7.
• (C) 8.
• (D) 5.

Which of the following shows recessive traits?

• (A) Inflated pod shape.
• (B) Purple flower.
• (C) Axile placentation.
• (D) Length of stem.