Lakhmir Singh and Manjit Kaur Solutions for Chapter: Our Environment, Exercise 6: Very Short Answer Type Questions

Where does all the energy in living organisms originate from? (Soil/Sun)

Why are there rarely more than five links (or five organisms) in a food chain ?

Name two predators of snakes in a food web operating in a forest ecosystem.

Fill in the blank with the options provided in the bracket.

Ultraviolet rays can cause skin _____ (eczema, cancer, psoriasis).

Pesticides enter the food chain at the _____ (producer/primary consumer) level.

Fill in the blank with a suitable word

Grass $\to$ _____(Goat/Tiger) $\to$ Human 

Fill in the blank with a mentioned suitable word.

Lettuce $\to$ _____ (rabbit/tiger)$\to$ Fox

Fill in the blank with the options provided in the bracket.

Plants $\to$ Antelope $\to$ _____ (Grasshopper, Rabbit, Lion, Fish)