Rat in any food chain would occupy the position of

1. Tertiary consumer
2. Secondary consumer
3. Primary consumer
4. Producer

Evergreen broad-leaved trees are characteristic of

1. Tropical rain forests
2. Temperate deciduous forests
3. Coniferous forests
4. All of the above types of forests.

Sameer while studying the topic of 'Interdependence between organisms' found that some organisms live together and benefit each other. Which of the following is a suitable example of such a relationship ?

1. Algae
2. Bacteria
3. Fungi
4. Lichen

Predators are the animals who chase other animals, kill them and feed on their flesh. Which of the following statements supports this given explanation?

P. They are carnivores.

Q. They belong to trophic level-2 of the food chain.

R. They are also considered as decomposers.

1. Only P
2. Only Q and R
3. Only P and Q
4. Only P and R