iCON Education - Mineral Nutrition AIIMS Test

iCON Education iconic preparation for JEE and NEET

Font Size

Candidate Name

Student

Exam Name

AIIMS

Test Name

Mineral Nutrition

Subject

Biology

← Back to Mineral Nutrition

Remaining Time

00:15:00

Question 1: Palette 1/3

AIIMS 2018 MCQ

Azolla is used as a biofertiliser because it

A

has association of mycorrhiza

B

multiplies at faster rate to produce massive biomass

C

has association of nitrogen-fixing Rhizobium

D

has association of nitrogen-fixing cyanobacteria

Question 2: Palette 2/3

AIIMS 2018 MCQ

Assertion Nitrogen-fixing bacteria of legume root nodules survive in oxygen depleted cells.

Reason Leghaemoglobin completely removes oxygen from nodule cells.

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true, but R is not the correct explanation of A

C

A is true, but R is false

D

A and R are false

Question 3: Palette 3/3

AIIMS 2018 MCQ

Assertion Magnesium is important in photosynthesis and carbohydrate metabolism.

Reason $\mathrm{Mg}^{2+}$ is involved in the synthesis of nucleic acids.

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true, but R is not the correct explanation of A

C

A is true, but R is false

D

A and R are false

Question Status

0

Not Visited

0

Not Answered

0

Answered

0

Marked for Review

Question Palette

Q1

© 2026 iCON Education