Please select a subject first
Advertisements
Advertisements
The component present in a lesser amount, in a solution, is called ______
Concept: undefined >> undefined
Advertisements
Give an example of gas in a liquid.
Concept: undefined >> undefined
Give an example of a solid in a liquid.
Concept: undefined >> undefined
Give an example of solid in solid.
Concept: undefined >> undefined
Which of the following is not an “element + element → compound” type reaction?
Concept: undefined >> undefined
A reaction between an acid and a base is called ______.
Concept: undefined >> undefined
When lithium metal is placed in hydrochloric acid, _______ gas is evolved.
Concept: undefined >> undefined
Silver metal can displace hydrogen gas from nitric acid.
Concept: undefined >> undefined
When an aqueous solution of potassium chloride is added to an aqueous solution of silver nitrate, a white precipitate is formed. Give the chemical equation of this reaction.
Concept: undefined >> undefined
Can a nickel spatula be used to stir copper sulphate solution? Justify your answer.
Concept: undefined >> undefined
Match the following.
| 1. Symplastic pathway | (a) Leaf |
| 2. Transpiration | (b) Plasmodesmata |
| 3. Osmosis | (c) Pressure in xylem |
| 4. Root Pressure | (d) Pressure gradient |
Concept: undefined >> undefined
The phloem is responsible for the translocation of food.
Concept: undefined >> undefined
How do plants absorb water? Explain.
Concept: undefined >> undefined
When any dry plant material is kept in water, they swell up. Name and define the phenomenon involved in this change.
Concept: undefined >> undefined
Match Column I with Columns II and III.
| Column I | Column II | Column III |
| Auxin | Gibberella fujikuroi | Abscission |
| Ethylene | Coconut milk | Intermodal elongation |
| Abscisic acid | Coleoptile tip | Apical dominance |
| Cytokinin | Chloroplast | Ripening |
| Gibberellins | Fruits | Cell division |
Concept: undefined >> undefined
Match the following hormones with their deficiency states.
| Hormones | - | Disorders |
| a) Thyroxine | - | Acromegaly |
| b) Insulin | - | Tetany |
| c) Parathormone | - | Simple goitre |
| d) Growth hormone | - | Diabetes insipidus |
| e) ADH | - | Diabetes mellitus |
Concept: undefined >> undefined
What are chemical messengers?
Concept: undefined >> undefined
Susan’s father feels very tired and frequently urinates. After clinical diagnosis, he was advised to take an injection daily to maintain his blood glucose level. What would be the possible cause for this? Suggest preventive measures.
Concept: undefined >> undefined
