Maharashtra SSC 10th Science and Technology Part- 2 Exam Question Paper and Answer Key 2025: FREE PDF Download

SSC 10th Science and Technology Part-2 Exam 2025: The Maharashtra State Board of Secondary and Higher Secondary Education commenced the 2025 SSC board exams on March 12, 2025. Today, the SSC Science and Technology Part-2 exam was conducted smoothly in the morning session across all exam centers without any issues. Students can now download the free question paper PDF along with the answer key here to check their responses and estimate their scores.

Maharashtra Board SSC Exam 2025 Overview

Take a look at some key highlights of the Maharashtra Board SSC Exam 2025 to stay updated. For a detailed overview of today’s SSC Science and Technology Part-2 exam (2024-25), read this article. You can also download the question paper PDF and answer key here from the links given below:

Maharashtra Board SSC Science and Technology Part-2 Question Paper 2025

Students can check below the question paper for Maharashtra Board SSC Science and Technology Part-2 exam 2025. The question paper PDF for Maharashtra Board Class 10 Science and Technology Part-2 is updated here:

Maharashtra Board SSC Science and Technology Part-2 Answer Key 2025

Check here the updated answer key for Maharashtra Board Class 10th SSC Science and Technology Part-2 solutions from the 2025 question paper. Evaluate your answers and know what score you might get:

1. Choose the Correct Option:

(i) A molecule of glucose is completely oxidized in aerobic respiration, and molecules of H₂O and _____________ are produced along with energy.

(A) CO₂
(B) O₂
(C) NaOH
(D) HNO₃

Answer: (A) CO₂

(ii) Vinegar contains _____________ acid.

(A) acetic
(B) lactic
(C) tartaric
(D) hydrochloric

Answer: (A) acetic

(iii) Any nucleotide of the gene suddenly changes its position, causing a minor change, which is nothing but the _____________.

(A) changes
(B) mutation
(C) disability
(D) translocation

Answer: (B) mutation

(iv) In humans, sperm production occurs in the _____________ organ.

(A) vas deferens
(B) ejaculatory duct
(C) testes
(D) urinogenital duct

Answer: (C) testes

(v) Solar photovoltaic cell converts solar radiation energy directly into _____________ energy.

(A) Chemical
(B) Solar
(C) Mechanical
(D) Electrical

Answer: (D) Electrical

(vi) What are the constituents of acid rain? What are its two effects on the Earth's surface?

Answer:

Constituents of Acid Rain: Sulfur dioxide (SO₂) and nitrogen oxides (NOₓ) mix with water in the atmosphere to form sulfuric acid (H₂SO₄) and nitric acid (HNO₃).

Effects on Earth's Surface:

1. Damages soil and plants by altering soil pH and leaching essential nutrients.

2. Erodes buildings and monuments made of limestone and marble due to chemical reactions.

(vii) Solve the following crossword:

1.Continuous consumption of alcoholic and tobacco materials.
Answer: Addiction

2.This app may cause cyber crimes.

Answer: TikTok (or another app commonly linked to cyber risks)

3.A remedy to resolve stress.
Answer: Meditation

4.Requirement for a stress-free life.
Answer: Exercise

(B) Answer the following questions:

(i) Find the odd one out:
Fragmentation, Regeneration, Budding, Fertilization.

Answer: Fertilization

(Reason: The first three are asexual reproduction methods, while fertilization is a sexual reproduction process.)

(ii) Write the correct co-relation:
Diabetes : Insulin :: Cancer : _____________

Answer: Chemotherapy (or Radiotherapy)

(Reason: Insulin is used for diabetes treatment, just like chemotherapy or radiotherapy is used for cancer treatment.)

(iii) State whether true or false:

Study of fossils is an important aspect of the study of evolution.

Answer: True

(iv) Give any two commercial uses of Biotechnology.

Answers:

1. Genetically Modified Crops – Improves yield and pest resistance.

2. Production of Medicines – Used to create vaccines, insulin, and antibiotics.

(v) Being a fish, I perform respiration with the help of lungs. Who am I?
Answer: Lungfish

(2) (A) Give scientific reasons (any two):

(i) Sometimes, higher plants and animals also perform anaerobic respiration.

Answer:
Yes, in the absence of oxygen, muscle cells in animals and roots in plants can perform anaerobic respiration, producing lactic acid as a byproduct.

(ii) It is not right to consider the mother responsible for giving birth to a girl child.

Answer:
The sex of the child is determined by the father’s chromosome. The mother always contributes an X chromosome, while the father contributes either X (girl) or Y (boy).

(iii) The energy generated from nuclear fuels is not environmentally friendly.

Answer:
Though nuclear energy produces no direct CO₂ emissions, it generates radioactive waste, which poses long-term environmental hazards if not disposed of properly.

Related: 

Maharashtra Board SSC, HSC Exam Dates 2025