Step 1: Sources of Vitamin A.
Vitamin A is abundant in carotene-rich fruits and vegetables. These include mango, papaya, carrot, spinach, and other leafy vegetables.
Step 2: Analyze each group.
- (A) Mango, carrot, spinach → All are rich in Vitamin A.
- (B) Sweet orange, acid lime → Citrus fruits, rich in Vitamin C, not Vitamin A.
- (C) Papaya, leafy vegetables → Good sources of Vitamin A.
- (D) Aonla, guava → Mainly Vitamin C sources.
Step 3: Conclusion.
Therefore, the richest Vitamin A sources are combinations (A) and (C).
Final Answer: \[ \boxed{\text{Vitamin A rich combinations = (A) Mango, carrot, spinach and (C) Papaya, leafy vegetables.}} \]
Match List-I with List-II
\[\begin{array}{|l|l|} \hline \text{List-I (Soil component)} & \text{List-II (Definition)} \\ \hline (A)~\text{Azonal soils} & (I)~\text{An individual natural aggregate of soil particles.} \\ (B)~\text{Regoliths} & (II)~\text{Organisms living in the soil or ground} \\ (C)~\text{Ped} & (III)~\text{Soils have uniformity from the top-surface to the base, and do not have well-developed soil horizons.} \\ (D)~\text{Edaphons} & (IV)~\text{Zone of loose and unconsolidated weathered rock materials.} \\ \hline \end{array}\]
Choose the correct answer from the options given below:
Match List-I with List-II
\[\begin{array}{|l|l|} \hline \text{List I Content of humus} & \text{List II Percentage of contents} \\ \hline \text{(A) Carbon} & \text{(I) 35-40\%} \\ \hline \text{(B) Oxygen} & \text{(II) ~5\%} \\ \hline \text{(C) Hydrogen} & \text{(III) 55-60\%} \\ \hline \text{(D) Nitrogen} & \text{(IV) 15\%} \\ \hline \end{array}\]
Choose the correct answer from the options given below: