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• Statement (A) is correct because an open system involves continuous interaction with the environment, with energy and materials flowing in and out. • Statement (R) correctly explains that in an open system, new energy inputs maintain the system's functioning and flow.
Marginal utility of money can NOT be
1. Positive
2. Negative
3. Zero
Which of above is/are correct?
Which one of the following is NOT a pressure unit?
____ are non – pigmented specialized secretory tissues
Training Rural Youth for Self Employment (TRYSEM) was launched by the Government of India in:
The progeny of Breeder Seed is ____
A demand curve measures
The plant used in saffron spice crop is
Which pathogen is responsible for charcoal rot of soybean?
Which of the following is an example of day – neutral plant?
Crazy Chick disease in poultry is caused due to the deficiency of which of the following?