Explain two ways of improper resource utilisation that can cause degradation of natural resources.

Which of the following is not a cause for loss of biodiversity ? (a) Destruction of habitat (b) Invasion of alien species (c) Keeping animals in zoological parks (d) Over-exploitation of natural resources

Explain Electrolytes can cause coagulation as well as peptisation of colloidal solution.

Explain, how overexploitation of resources causes loss of biodiversity?

Select the incorrectly matched pair. (a) UNESCO = United nations Educational Scientific and cultural Organisation (b) CITES = Convention in International Trade in Elite Species (c) IUCN = International Union of Conservation for Nature and Natural Resources (d) WWF =World Wild Fund for Nature

Assertion : Offsite collections can be used to restock depleted populations, reintroduce species in the wild and restore degraded habitats. Reason : In situ conservation refers to the conservation of endangered species in their natural habitats. (a) If both assertion and reason are true and reason is the correct explanation of assertion. (b) If both assertion and reason are true but reason is not the correct explanation of assertion. (c) If assertion is true but reason is false. (d) If both assertion and reason are false.

Explain, why an alkyl halide can be utilised for the synthesis of a desired aliphatic compound?

In what way can it be proved that PH_(3) is basic in nature?

A factory uses three different respurce for the manufacture of two different products, 20 units of the resource A, 12 units of B and 16 unit of C being available. One unit of the first product requires 2,2 and 4 units of the resources and one unit of the second product requires 4,2 and 0 units of the resources taken in order. It is known that the first product gives a profit of ₹20 per unit and the second ₹ 30 prt uniy. Formulate the LPP so as to earn maximum profit.