Question

Find the odd one out ,give reasons: [5 X 1=5]

1. Co2 ,H2O ,chlorophyll , oxygen.

2. Bacteria , Yeast ,Oxygen , Anaerobic.

3. Dentrites , Axon ,Cell body , nephron.

4. Cerebrum , Cerebellum ,medulla oblongata , Heart.

5. Pollen , dust , Animal fur , White matter.​

Answer 1

Answer:

1). Chlorophyll

2). Oxygen

3). Nephron

4). Heart

5).White matter

Explanation:

1. Chlorophyll is a pigment and the rest are gases.
2. Yeast and some bacteria like Clostridium are anaerobic while Oxygen is not required in anaerobic process.
3. Dendrites, Axon and Cell body are parts of neuron and Nephron is the functional unit of kidney.
4. Cerebrum , Cerebellum ,medulla oblongata are parts of brain.
5. Pollen , dust , Animal fur these are known to cause allergies in humans while White Matter nerve fibrous tissue that makes the brain.