Plus One Model Exam 2025 Biology Question Paper with answer key

[nivitha.v]

Attached are +1 Biology Model Exam Question Paper Feb 2025 with answer key in PDF Format can be downloaded easily from the links below.

Some questions from the question paper are:

1. The fusion between one large non-motile female gamete and a small motile male gamete is called_________

2. Characteristic features of Dorsiventral leaf and iso-bilateral leaves are given below.
Arrange them in appropriate columns.
• Mesophyll! is not differentiated.
• Stomata are distributed more at the abaxial epidermis.
• Stomata arc equally distributed on both surfaces.
• Mesophyll is differentiated into Palisade and Spongy layers.

3. Write three differences between Cyclic and Non-cyelic photophosphorylation.

4. Co-faclors are essential for enzyme activity.
a) Name any two co-factors.
b) What happens to the catalytic activity of enzyme when co factor is removed from it ?

5. Synapse is tlie junction between two neurons.
a) Which are the two types of synapse ?
b) How do they differ from each other ?

For Kerala +1 Model Exam 2025 Biology Question Paper with answer key, click below


  Plus One Model Exam Questionn Paper 2025 BOTANY (Mal Med).pdf (Size: 938.87 KB / Downloads: 142)

  Plus One Model Exam Questionn Paper 2025 BOTANY (Eng Med).pdf (Size: 796.95 KB / Downloads: 349)


  Plus One Model Exam Questionn Paper 2025 ZOOLOGY (Mal Med).pdf (Size: 1.3 MB / Downloads: 71)

  Plus One Model Exam Questionn Paper 2025 ZOOLOGY (Eng Med).pdf (Size: 1.2 MB / Downloads: 235)


  Kerala Plus One Model Exam 2025 Biology Answer Key.pdf (Size: 686.99 KB / Downloads: 784)