Free Biomolecules (Daily Quiz: 9) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Fill in the blanks in the below statements: A. A multistep chemical reaction, when each of the steps is catalyzed by the same enzyme complex or different enzymes is called a _________ 1 _________ pathway. B. In our skeletal muscle, under anaerobic conditions, _________ 2 _________ is formed. C. In yeast, during fermentation, the gylcolytic pathway leads to the production of _________ 3 _________.

(a) 1-glycolytic pathway 2-lactic acid 3-ethanol

(b) 1-metabolic pathway 2-acetic acid 3-ethanol

(c) 1-glycolytic pathway 2-ethanol 3-ethanol

(d) 1-metabolic pathway 2-lactic acid 3-ethanol

Question-2

Find out the correct match.

(a) Starch – Spiral secondary structure

(b) Inulin – Polymer of glucose

(c) Cellulose – Component of cell wall

(d) Glycogen – Monosaccharide and reserved food of plants

Question-3

Enzymes enhance the rate of reaction by

(a) changing the equilibrium point of the reaction

(b) forming a reactant-product complex

(c) combining with the product as soon as it is formed

(d) lowering the activation energy of the reaction

Question-4

Spoilage of oil can be detected by which fatty acid?

(a) Linolenic acid

(b) Oleic acid

(c) Linoleic acid

(d) Erucic acid

Question-5

During anaerobic digestion of organic waste, such as in producing biogas, which one of the following is left undegraded?

(a) Lipids

(b) Hemicellulose

(c) Cellulose

(d) Lignin