SCIENCE - Code no. 086 Sample Question Paper
CBSE Class X Science Sample Question Paper 2025-26 SCIENCE - Code no. 086 Sample Question Paper Class X (2025-26) This question paper consists of 39 questions in 3 sections. Section A is Biology, Section B is Chemistry, and Section C is Physics. All questions are compulsory. However, an internal choice is provided in some questions. A student is expected to attempt only one of these questions. Max. Marks: 80 | Time Allowed: 3 hours Section A: Biology
Select the group in which all organisms have the same mode of nutrition.
A. Cuscuta, yeast, legumes, leeches and tapeworm
B. Cactus, ticks, lice, leeches and cow
C. Cuscuta, ticks, lice, leeches and tapeworm
D. Cactus, grass, lice, lion and tapeworm
Which of the following indicates the products formed after breakdown of glucose in our muscle cells when there is lack of oxygen?
A. Ethanol + carbon dioxide + Energy
B. Lactic acid + Energy
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