Kerala Plus One Biology Question Paper 2024 with Answer Key

The Kerala Board Plus One March final exam is finally concluded for all the streams. The Kerala Board exam ended with the conduction of the Plus One Biology exam on 26 March 2024. The Plus One examination was successfully completed at all the exam centers and students took a sigh of relief after the strenuous exam period of one month. As the Biology exam is over, we are providing students with the Kerala Plus One Biology Question Paper 2024 along with the answer key.

Kerala Plus One Biology Question Paper 2024

The DHSE Kerala held the Kerala Plus One Biology Final Exam successfully on the specified schedule successfully. The Department of Higher Secondary Education, Kerala conducted the Biology exam paper in offline mode (Pen and paper-based exam). The Kerala +1 Biology Public Exam Paper 2024 was organized in a single shift across all exam centres of Kerala. As the final exam for the Biology subject is over, we are providing students with the Kerala Plus One Biology Question Paper 2024.

Plus One Biology Final Exam Question Paper 2024

The Kerala Class 11 Public Question Paper is released by the examination authorities after the conclusion of the exam. So, the Plus One Biology Final Exam Question Paper 2024 is being released on 26 March after the conclusion of the exam. The official answer key for the board exam is also released by the Kerala state Board. It is expected that the DHSE Kerala will release the Plus One Kerala Biology official answer key 2024 in the last week of April 2024.

Students can until then download the Plus One Biology answer key provided by our expert faculty below. The Plus One Kerala Biology public question paper comes in two languages: Malayalam and English. There is no negative marking applicable in the Kerala 11th Biology question paper. The students were provided 2 hours to solve the final exam paper of the Biology subject. Apart from the theory exam, DHSE Kerala also conducted the practical exam for the Biology subject.

Plus One Biology Final Exam Question Paper 2024 PDF

The Plus One Biology final exam question paper 2024 was based on the model exam paper released earlier by DHSE Kerala. The final exam question paper 2024 for the biology subject for 11th class Kerala is being uploaded here in PDF format. For future reference, students can use the Kerala Plus One final exam Biology question paper from the board exam. The Plus One Biology final exam Question Paper 2024 PDF has been made available for students to download at no cost.

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Kerala Plus One Biology Question Paper Analysis 2024

Our specialists provide the detailed analysis of the question paper. The question paper analysis also includes the thoughts of students who took the Plus One Biology exam. Students can know about he difficulty level by going through the final exam paper analysis.

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Biology Final Exam Answer Key 2024 Kerala Plus One

After the exam, our knowledgeable Biology faculty delivers the Plus One Biology final exam answer key 2024. Answers to the various kinds of questions that will appear on the exam paper are included in the answer key. The answer key provided here is completely accurate. Students can match their answers with the answer key provided here and calculate their expected marks in the Biology final exam. Check out the answers hereunder.

Part A (Botany)

1) stroma

2) (b) scutellum

3) Phaeophyceae

4) (c) Ribosomes

5) (a) Pachytene

(b) Crossing over results in new combinations of alleles in the gametes that ensures genomic variation in offspring produced

6) Match is given below with correct options

(a)  iii

(b)  iv

(c)  i

(d)  ii

7) (a) Breaking down of glucose

(b) cytoplasm

8) (a) Growth inhibitor

(b) When there is a lack of water in the leaves, the concentration of abscisic acid rises and induces stomatal closure, hence the name stress hormone.

10) (a) A – Lactic acid    B- Ethanol

11) (a) Stomata helps in transpiration

(b) In dicot plants, the guard cells are bean shaped while in monocot plants, the guard cells are dumbbell shaped.

12) (a) Ethylene

(b) Auxins

(c) Auxins

(d) Ethylene

13) (a) Thermoacidophiles are found in hot springs

(b) Halophiles are found in salt concentrated water bodies

(14) (a) Gymnosperms

(b) because the seeds of gymnosperms are not covered

15) G1 – cells become mature

S – chromosomes are doubled, i.e., from 2n, they becomes 4n

G2 – protein preparing phase

M – cell division takes place

16) (a) Amyloplast, Aleuroplast, Elaioplast

(b) Amyloplast – starch

Aleuroplast – proteins

Elaioplast – oil and fats

17) (a) Aestivation is the arrangement of sepals or petals in a flower bud

(b) A – valvate

B – twisted

C – imbricate

D – vexillary

18) (a) Mesophyll and Bundle Sheath Cells

(b) OAA (Oxalo Acetic Acid)

(c) Maize, Millet

19) (a) Mitochondria

(b) A – citric acid

B – succinic acid

C – malic acid

D – acetic acid

Part B (Zoology)

1) Binomial Nomenclature

2) Starfish

3) Guanylic acid

4) Sarcomere

5) JGA

6) Polypeptides – Trypsin, Insulin

Polysaccharides – Inulin, Chitin

7) A – Testis

B – Kidney

C – Urinogenital duct

D – Urinary bladder

8) (a) AB  can accept blood from all blood groups, i.e., they can accept A, B, O, and AB.

11) (a) False

(b) True

(c) False

(d) True

12) Henle’s loop maintains high osmolarity of medullary interstitial fluid

13) (a) Cartilaginous joints

(b) Fibrous joints

(c) Pivot joint

(d) Saddle joint

14) (a) Vasopressin or ADA

(b) Thyroid Hormone

(c) Insulin

(d) Somatotropin

15) (a) Homoiotherms

(b) Metamerism

(c) Bioluminescence

(d) Hermaphrodite

16) (a) Loligo

(b) Equus

(c) Sycon

(d) Hydra

19) (a) Synaptic vesicles

(b) Presynaptic membrane

(c) Synaptic cleft

(d) Post Synaptic membrane

(e) Electrical and chemical synapses

Plus One Biology Model Question Paper 2024

The Plus One Biology model question paper 2024 is the most trusted resource for the Biology annual exam paper to be held on March 26, 2024. The Biology model paper 2024 has been created after the careful consideration of the exam syllabus and the exam pattern. The model paper consists of all the important questions that students must practice for the exam. The question paper present in the Biology model paper have high chances of occurrence in the actual board exam.

Check: Kerala Plus One Final Exam Timetable 2024

Kerala +1 Biology Model Paper 2024

The Kerala +1 Biology model paper 2024 has the same number of questions and exactly the same question paper design as the actual exam paper. The 11th Biology Model Question Paper 2024 has been made by the board members and expert teachers. The questions in the model paper is carefully selected and gives students an idea about the nature of questions that can be asked in the annual final exam. The questions of the model paper has highest chances of repetition in the board exam. That is why, it is must for every board aspirant to go through the +1 Kerala Biology model question 2024.

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Biology Final Exam Important Questions Kerala 11th Class

The Biology exam paper is necessary for all the medical stream students and especially for those who are planning to take the medical career after school. So, every student in their class 11 must thoroughly study for the board exam by going through the important board questions provided below.

Q) Plants are adversely affected by manganese toxicity. Mention the effects of manganese toxicity in plants.

Q) The breakdown of glucose to pyruvic acid is called glycolysis. Where does it occur in a cell? How many ATP molecules are directly synthesized during the process?

Q) First phase of meiosis I is typically longer and complex one. Name it. Mention the 5 subdivisions of this phase.

Q) Select the bones of the leg from the given list of bones.

Humerus, Tibia, Radius, Femur, Tarsals, Ulna, Fibula, Carpels

Q) “In cockroaches a special mode of vision is noticed”.

1. Write the speciality of vision in cockroach
2. Name the organ and its basic units that perform vision in cockroach

Q) Metabolites are organic compounds constantly utilized in various metabolic activities in the cells.

1. What are the 2 types of metabolites in the cells?
2. Give an example for each type of metabolites.

Q) “The functioning of a human kidney is efficiently monitored and regulated by hormonal actions of hypothalamus pituitary, JGA and to a certain extent by heart.”

1. Do you agree with this statement?
2. Justify the answer with suitable reasons.

Q) Give the scientific term of the following:

1. Interchange of genetic material between non sister chromatids of homologous chromosomes
2. Internode elongation just prior to flowering

Q) Distinguish between the protonema and prothallus

Q) A plant when placed in a concentrated sucrose solution, shrink after a few hours. Identify the physical phenomenon that leads to the shrinkage of cells and justify your answer

Check: Kerala Plus Two Final Exam Date Sheet 2024

DHSE +1 Biology Question Paper Pattern

The DHSE +1 Biology paper consists of a total of 39 questions of different types. The 19 questions are present in the Botany part while 20 questions are present in the zoology part. Students are given 2 hours to solve the 60 mark question paper. Extra 25 minutes is given to students which consists of 15 minutes of cool-off time and 10 minute of preparatory time. The pattern for both the Part A (Botany) and Part B (Zoology) of the question paper is given below.

Part A (Botany)

• Question number 1 to 4 are short answer type questions with 1 marks each. Students need to do any three questions from this section.
• Question number 5 to 15 are short answer type questions carrying 2 marks each. Students need to attempt any nine questions from this section
• Question Number 16 to 19 are long answer type questions with 3 marks each. Students are allowed to answer any three questions from this section.

Part B (Zoology)

• Question number 1 to 5 are short answer type questions with 1 marks each. Students need to do any three questions from this section.
• Question number 6 to 16 are short answer type questions carrying 2 marks each. Students need to attempt any nine questions from this section
• Question Number 17 to 20 are long answer type questions with 3 marks each. Students are allowed to answer any three questions from this section.

Kerala First Year HSE Biology Marking Scheme 2024

The weightage of the Botany and Zoology section is 30 each. The rest of the 40 marks is awarded on the basis of practical examination. Each of the individual part is divided into three sections. Students must know the marking scheme so that they can know about how many questions of different marks are asked in the exam. This will guide candidates in streamlining their preparation. The marking scheme for both Botany (Part A) and Zoology (Part B) parts of the Biology exam is same and tabulated below.

Part A (Botany)

Section	No. of Questions	Compulsory Questions	Marks Per Question	Total Marks
Section I	4	3	1	3
Section II	11	9	2	18
Section III	4	3	3	9

Part B (Zoology)

Section	No. of Questions	Compulsory Questions	Marks Per Question	Total Marks
Section I	5	3	1	3
Section II	11	9	2	18
Section III	4	3	3	9

Biology Final Exam Model Question Paper 2024 PDF Plus One Kerala

The PDF for the Plus One Biology model question paper 2024 is being provided below. The PDF contains the important model questions for the Kerala Class 11 Biology final exam. Students should practice these important questions to boost their confidence. Students who will solve the model paper PDF will surely increase their exam marks by a good margin.

Kerala Plus One Biology Model Question Paper 2024 English Medium)

Kerala Plus One Biology Model Question Paper 2024 (Malayalam Medium)

Plus One Biology Model Paper 2024 Answer Key

The answer key to the model questions present in the model question paper given above is provided below. Students can match their answers with the model answer key after solving the model question paper.

Kerala Plus One Biology Model Question Paper Answer Key 2024

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