Question Paper
Class / Subject: Class 10 (CBSE) · Science
Chapter: Chapter 5 — Chapter 5: Life Processes
Time Allowed: 15 minutes
Max Marks: 6
1. Organisms that make their own food are called: [1]
(A) autotrophs
(B) heterotrophs
(C) decomposers only
(D) parasites only
2. Photosynthesis occurs mainly in the: [1]
(A) chloroplasts
(B) mitochondria
(C) nucleus
(D) cell membrane
3. The enzyme that breaks down proteins in the stomach is: [1]
(A) pepsin
(B) amylase
(C) lipase
(D) maltase
4. Respiration that occurs without oxygen is called: [1]
(A) anaerobic respiration
(B) aerobic respiration
(C) photosynthesis
(D) excretion
5. The main excretory organ in the human body is the: [1]
(A) kidney
(B) liver
(C) lung
(D) skin
6. Lactic acid buildup during intense exercise is a result of: [1]
(A) anaerobic respiration
(B) aerobic respiration
(C) photosynthesis
(D) digestion