Question:
Which of the following is a plant hormone?
Which of the following is a plant hormone?
Show Hint
Gibberellins help in the growth and elongation of plants, especially in seed germination and sprouting.
Updated On: Nov 5, 2025
- Thyroxin
- Gibberellin
- Estrogen
- Insulin
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
Gibberellins are plant hormones that regulate growth and development processes such as seed germination, stem elongation, and flowering. Thyroxin, estrogen, and insulin are animal hormones, not plant hormones.
Was this answer helpful?
0
0
Top Questions on Biology
- Which one of the following statements is incorrect?
- Choose the correct statements about corals?
A. Corals are invertebrate animals a few millimeter in diameter.
B. Corals are sensitive to heat stress and ocean pH change.
C. Corals provide algae with stable environment, CO\(_2\) and nutrients.
D. Corals bleach to get rid themselves of pathogens. - In humans, calcium plays a role in
(A) Bone formation
(B) Blood clotting
(C) Muscle function
(D) Blood formation
Choose the correct answer from the options given below: - Match List-I with List-II \[ \begin{array}{|l|l|} \hline \textbf{Product} & \textbf{Producer} \\ \hline (A) \; \text{Citric Acid} & (I) \; \text{Trichoderma polysporum} \\ \hline (B) \; \text{Ethanol} & (II) \; \text{Monascus purpureus} \\ \hline (C) \; \text{Statins} & (III) \; \text{Saccharomyces cerevisiae} \\ \hline (D) \; \text{Cyclosporin A} & (IV) \; \text{Aspergillus niger} \\ \hline \end{array} \]
- Match List-I with List-II \[ \begin{array}{|l|l|} \hline \textbf{List-I} & \textbf{List-II} \\ \hline (A) \; \text{Clostridium butylicum} & (I) \; \text{Lactic acid} \\ \hline (B) \; \text{Aspergillus niger} & (II) \; \text{Butyric acid} \\ \hline (C) \; \text{Acetobacter aceti} & (III) \; \text{Citric acid} \\ \hline (D) \; \text{Lactobacillus} & (IV) \; \text{Acetic acid} \\ \hline \end{array} \]
View More Questions
Questions Asked in UP Board X exam
- When did Mahatma Gandhi come back to India?
- UP Board X - 2025
- Nationalism in India
- The altitude of a right-angled triangle is 7 cm less than its base. If the hypotenuse is 13 cm, find the other two sides.
- UP Board X - 2025
- Right-Angled Triangles And Pythagoras Property
- If the sum of first 7 terms of an A.P. is 49 and the sum of first 17 terms is 289, find the sum of first $n$ terms.
- UP Board X - 2025
- Sum of First n Terms of an AP
Find the unknown frequency if 24 is the median of the following frequency distribution:
\[\begin{array}{|c|c|c|c|c|c|} \hline \text{Class-interval} & 0-10 & 10-20 & 20-30 & 30-40 & 40-50 \\ \hline \text{Frequency} & 5 & 25 & 25 & \text{$p$} & 7 \\ \hline \end{array}\]- UP Board X - 2025
- Median of Grouped Data
- If the roots of the equation $x^2+2(m-1)x+(m+5)=0$ are real and equal, find the value of $m$.
- UP Board X - 2025
- Quadratic Equations
View More Questions