- Sporopollenin
- Cuticle
- Lignin
- Cellulose

Category: Past Papers MCQs
| No. | Topics. | No. | Topics. |
|---|---|---|---|
| 1. | Biology mcqs | 2. | Chemistry mcqs |
| 3. | General Knowledge mcqs | 4. | Pak Studies |
| 5. | Physics mcqs |
- virus
- bacteria
- euglena
- amoeba
- divergent evolution
- artificial selection
- genetic drift
- convergent evolution.
- Agaricus
- Rhizobium
- Glomus
- Nostoc
- Genotype
- Phenotype
- Trait
- None of the above
- It has 1500 or more endemic species and 75% of its original habitat is lost
- It has 1500 or more vertebral species and 75% of its original habitat is lost
- It has more than 2000 species of plants
- Most of the species inhabiting the area are facing the risk of extinction
- Molybdenum
- Manganese
- zinc
- Magnesium.
- Cucumber
- Carrot
- Sweet potato
- Potato
- Brain of bat, man and cheetah
- Heart of bat, man and cheetah
- Forelimbs of man, bat and cheetah
- Eye of octopus, bat and cheetah.
- Multicarpellary, apocarpous gynoecium
- Complete inflorescence
- Multicarpellary, superior ovary
- Multicarpellary, syncarpous gynoecium
- spirogyra
- ulothrix
- oscillatoria
- chlorella
- spirogyra
- ulothrix
- oscillatoria
- chlorella
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