**Test for Biology NCERT Exemplar Class 11 and 12**

As per your request, I have prepared a test for Biology NCERT Exemplar for both Class 11 and Class 12. Please find the test below:

**Class 11 Biology NCERT Exemplar Test**

1. Which of the following is not an example of a unicellular organism?
a) Amoeba
b) Paramecium
c) Spirogyra
d) Hydra

2. Choose the correct sequence of stages in the life cycle of a mosquito:
a) Larva → Pupa → Adult
b) Egg → Larva → Pupa → Adult
c) Pupa → Larva → Adult
d) Adult → Pupa → Larva

3. What is the primary function of the mitochondria in a cell?
a) Cell division
b) Protein synthesis
c) Energy production
d) Storage of genetic information

4. Which of the following is an example of a plant hormone?
a) Insulin
b) Thyroxine
c) Auxin
d) Adrenaline

5. What is the function of stomata in plants?
a) Absorption of water
b) Exchange of gases
c) Synthesis of food
d) Reproduction

**Class 12 Biology NCERT Exemplar Test**

1. Which of the following is not a type of RNA?
a) mRNA
b) tRNA
c) rRNA
d) DNA

2. Which of the following is a characteristic feature of monocotyledonous plants?
a) Parallel venation in leaves
b) Net venation in leaves
c) Tap root system
d) Flower parts in multiples of 4 or 5

3. What is the process by which genetic information from DNA is copied into RNA?
a) Transcription
b) Translation
c) Replication
d) Transduction

4. Which of the following is an example of an abiotic factor?
a) Temperature
b) Predation
c) Competition
d) Disease

5. What is the primary function of the nephron in the kidney?
a) Filtration of blood
b) Production of urine
c) Reabsorption of water
d) Secretion of hormones

These questions cover a range of topics from both Class 11 and Class 12 Biology NCERT Exemplar. Make sure to attempt the test within the allocated time and check your answers afterwards to evaluate your performance. Good luck with your preparation!

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