BCECE 2026 Biology Question Paper with Solutions

Read the following statements regarding plant growth:


A. Plant growth is generally indeterminate.

B. Meristems are responsible for plant growth.

C. Growth occurs only due to cell enlargement.


Choose the correct answer from the options given below:

• (A) Only A and B are correct
• (B) Only B and C are correct
• (C) Only A and C are correct
• (D) A, B and C are correct

The increase in length of plant body is due to:

• (A) Secondary meristem
• (B) Lateral meristem
• (C) Apical meristem
• (D) Cork cambium

Which phase of growth involves rapid cell enlargement?

• (A) Meristematic phase
• (B) Elongation phase
• (C) Maturation phase
• (D) Senescence phase

Read the following statements regarding phases of growth:


A. Meristematic phase involves active cell division.

B. Elongation phase involves vacuolation and cell enlargement.

C. Mature cells attain maximum size and differentiation.


Choose the correct answer from the options given below:

• (A) Only A and B are correct
• (B) Only B and C are correct
• (C) Only A and C are correct
• (D) A, B and C are correct

The growth curve obtained in plants is generally:

• (A) Linear
• (B) Zig-zag
• (C) Sigmoid
• (D) Circular

Which of the following is a plant growth regulator?

• (A) Auxin
• (B) Cytokinin
• (C) Gibberellin
• (D) All of these

Apical dominance is mainly caused by:

• (A) Cytokinin
• (B) Gibberellin
• (C) Auxin
• (D) Ethylene

Which hormone promotes cell division?

• (A) Auxin
• (B) Cytokinin
• (C) ABA
• (D) Ethylene

Which hormone is responsible for bolting in rosette plants?

• (A) Auxin
• (B) Cytokinin
• (C) Gibberellin
• (D) Ethylene

Read the following statements regarding gibberellins:


A. Gibberellins promote stem elongation.

B. They can induce parthenocarpy.

C. They inhibit seed germination.


Choose the correct answer from the options given below:

• (A) Only A and B are correct
• (B) Only B and C are correct
• (C) Only A and C are correct
• (D) A, B and C are correct