Karnataka 2nd PUC Biology Answer Key 2024 (Available): Exam Analysis, Question Paper Solutions

1

(a) It nourishes the developing pollen grains.

2

(b) Xenogamy

3

(c) Endometerium

4

(b) Spermatids

5

(b) A-Fallopian Tube

6

(a) Both Statement I and II are correct.

7

(b) Heterogametic

8

(b) A ->S-Strain, B ->R-Strain

9

10

(a) MALT

11

(c) Aspergillus Niger

12

(c) II and III

13

(d) Natality and Immigration Increases

14

1

Polymcryony

2

3

4

5

Ectoparasite

Overall difficulty level of the paper

Moderate

Difficulty level of Part A

Easy to Moderate

Difficulty level of Part B

Easy to Moderate

Difficulty level of Part C

Moderate

Difficulty level of Part D Section I

Moderate

Difficulty level of Part D Section II

Moderate

Overall expected good score

55+

Was the paper time-consuming?

No

Which section was the lengthiest?

Part D Section I and II