JEE Main 2022 (Online) 29th July Evening Shift | Biomolecules Question 67 | Chemistry

JEE Main 2022 (Online) 29th July Evening Shift

MCQ (Single Correct Answer)

-1

Given below are two statements. One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Amylose is insoluble in water.

Reason R: Amylose is a long linear molecule with more than 200 glucose units.

In the light of the above statements, choose the correct answer from the options given below.

Both $$\mathbf{A}$$ and $$\mathbf{R}$$ are correct and $$\mathbf{R}$$ is the correct explanation of $$\mathbf{A}$$.

Both $$\mathbf{A}$$ and $$\mathbf{R}$$ are correct but $$\mathbf{R}$$ is NOT the correct explanation of $$\mathbf{A}$$.

$$\mathbf{A}$$ is correct but $$\mathbf{R}$$ is not correct

$$\mathbf{A}$$ is not correct but $$\mathbf{R}$$ is correct.

JEE Main 2022 (Online) 28th July Evening Shift

MCQ (Single Correct Answer)

-1

The formulas of A and B for the following reaction sequence

JEE Main 2022 (Online) 28th July Evening Shift Chemistry - Biomolecules Question 70 English

are

$$\mathrm{A}=\mathrm{C}_{7} \mathrm{H}_{14} \mathrm{O}_{8}, \quad \mathrm{~B}=\mathrm{C}_{6} \mathrm{H}_{14}$$

$$\mathrm{A}=\mathrm{C}_{7} \mathrm{H}_{13} \mathrm{O}_{7}, \quad \mathrm{~B}=\mathrm{C}_{7} \mathrm{H}_{14} \mathrm{O}$$

$$\mathrm{A}=\mathrm{C}_{7} \mathrm{H}_{12} \mathrm{O}_{8}, \quad \mathrm{~B}=\mathrm{C}_{6} \mathrm{H}_{14}$$

$$\mathrm{A}=\mathrm{C}_{7} \mathrm{H}_{14} \mathrm{O}_{8}, \quad \mathrm{~B}=\mathrm{C}_{6} \mathrm{H}_{14} \mathrm{O}_{6}$$

JEE Main 2022 (Online) 28th July Morning Shift

MCQ (Single Correct Answer)

-1

For the below given cyclic hemiacetal (X), the correct pyranose structure is :

JEE Main 2022 (Online) 28th July Morning Shift Chemistry - Biomolecules Question 69 English

JEE Main 2022 (Online) 27th July Evening Shift

MCQ (Single Correct Answer)

-1

Match List - I with Match List - II.

Choose the correct answer from the options given below:

(A) - (IV), (B) - (I), (C) -(II), (D) - (III)

(A) - (IV), (B) - (III), (C) -(II), (D) - (I)

(A) - (III), (B) - (I), (C) -(IV), (D) - (II)

(A) - (I), (B) - (III), (C) -(IV), (D) - (II)

JEE Main Subjects