01 Botany Quiz | Botany GK MCQ

 

1 >>Q1.Turpentine is obtained from ?

• (A) A. pinus
• (B) B. cedrus
• (C) C. eucalyptus
• (D) D. taxus

2 >>Q2. The metal ion involved in stomatal regulations is ?

• (A) A. iron
• (B) B. magnesium
• (C) C. zinc
• (D) D. potassium

3 >>Q3. Which one of the following is concerned with the production of ATP molecules? ?

• (A) A. cristae
• (B) B. cisternae
• (C) C. vesicles
• (D) D. lamellae

4 >>Q4. Pollinium found in the family ?

• (A) A. Asclepiadaceae
• (B) B. Orchidaceae
• (C) C. Asclepiadaceae and Orchidaceae
• (D) D. None of these

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5 >>Q5. The ratio 3 : 1 is obtained in ?

• (A) A. dihybrid cross
• (B) B. monohybrid cross
• (C) C. crossing over
• (D) D. mutation

6 >>Q6. Consider, the following statements: Assertion (A) : Rhizopus lives on bread ; Reason (R) : Because it is a parasite. ?

• (A) A. Both A and R are true, and R is the correct explanation of A
• (B) B. Both A and R are true, but R is not the correct explanation of A
• (C) C. A is true, but R is false
• (D) D. A is false, but R is true

7 >>Q7. Which of the following is NOT correctly matched? ?

• (A) A.Auxin enlargement - Cell
• (B) B.Gibberellin synthesis - Amylase
• (C) C.Cytokinin ageing - Promotes
• (D) D.Ethylene - Fruit ripening

8 >>Q8. Coralloid roots are found in ?

• (A) A. paddy
• (B) B. getum
• (C) C. araucaria
• (D) D. cycas

9 >>Q9. Pulses contain large amount of ?

• (A) A. fats
• (B) B. vitamins
• (C) C. proteins
• (D) D. minerals

10 >>Q10.Which one is a xerophyte? ?

• (A) A. Hydrilla
• (B) B. Nelumbium
• (C) C. Nerium
• (D) D. Ceratophyllum

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11 >>Q11. Which of the following diseases is NOT caused by bacteria? ?

• (A) A. Typhoid
• (B) B. Influenza
• (C) C. Diptheria
• (D) D. Cholera

12 >>Q12. Which one of the following is correctly matched? ?

• (A) A.Stanley -Pencillin
• (B) B.Alexander Fleming-AIDS
• (C) C.Robert Gallo-Tobacco Mosaic virus
• (D) D.Iwanoski-Discovery of virus

13 >>Q13. Gymnosperms are ?

• (A) A. Closed seeded plants
• (B) B. Open seeded plants
• (C) C. Seedless plants
• (D) D. Herbaceous plants

14 >>Q14. Reduction division is ?

• (A) A. Amitosis
• (B) B. Mitoss
• (C) C. Nuclear division
• (D) D. Meiosis

15 >>Q15. The female sex organ of polytrichum is ?

• (A) A. Antheridium
• (B) B. Archegonium
• (C) C. Foot
• (D) D. Protonema

16 >>Q16. DNA model was first proposed by ?

• (A) A. Watson ana Paul
• (B) B. Watson and Crick
• (C) C. Robert Hooke
• (D) D. Robert Brown

17 >>Q17. Opium is obtained from ?

• (A) A. popover
• (B) B. cannabis
• (C) C. digitalis
• (D) D. piper

18 >>Q18. Mendel did his hybridization experiments in this plant ?

• (A) A. Sweet pea plant
• (B) B. Pea plant
• (C) C. Tomato plant
• (D) D. Cotton plant

19 >>Q19. The sun's energy is fixed in the world by ?

• (A) A. Soil
• (B) B. Water
• (C) C. Green plants
• (D) D. Animals

20 >>Q20. Fixation of nitrogen in the soil is done by ?

• (A) A. Virus
• (B) B. Fungus
• (C) C. Bacteria
• (D) D. Protozoa