Make a list of fungi that have commercial value as source of food, chemicals and medicines

Make a list of algae and fungi that have commerical value as source of food, chemicals, medicines and fodder.

Name the animals that have been used by humans as a source of food

Make a list of any three outbreeding devices that flowering plants have developed and explain how they halp to encourage cross-pollination.

Make a list of any three outbreeding devices that flowering plants have developed and explain how they halp to encourage cross-pollination.

Consider the following four statemets (A - D) related to organic farming and select the correct option stating which ones are true (T) and which ones are false (F). The statements: (A) Produces food crops rich in lipids, vitamins and iron (B) Users biofertilisers which increases soil fertility (C ) There is more use of chemical fertilisers and pesticides (D) Raising unpolluted crops throuth the use of bacteria, fungi and cyanobacteria

Describe the consumptive use value of biodiversity as food, drugs and medicines, fuel and fibre with suitable examples.

Read the given statements about properties of genetically modified plants. They exhibit (a) Enhanced nutritional value of food (b) Decreased efficiency of mineral usage by plants. (c) Increased reliance on chemical pesticides (d) Reduced post harvest losses. Which statement is/are correct?

A potentiometer wire of length 100 cm having a resistance of 10 Omega is connected in series with a resistance R and a cell of emf 2V of negligible internal resistance. A source of emf of 10 mV is balanced against a length of 40 cm of the potentiometer wire. What is the value of resistance R ?

A potentiometer wire of length 100 cm having a resistance of 10 Omega is connected in series with a resistance R and a cell of emf 2V of negligible internal resistance. A source of emf of 10 mV is balanced against a length of 40 cm of the potentiometer wire. What is the value of resistance R ?

A potentiometer wire of length 100 cm having a resistance of 10 Omega is connected in series with a resistance R and a cell of emf 2V of negligible internal resistance. A source of emf of 10 mV is balanced against a length of 40 cm of the potentiometer wire. What is the value of resistance R ?